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Hercynite-Spinel Series

A solid-solution series between two end-member minerals

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Photos of Hercynite-Spinel Series (2172)Recorded Ages and Analyses Discuss Hercynite-Spinel Series

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Hercynite

Laacher See Volcanic Complex, Germany

Spinel

Lục Yên District, Yên Bái Province, Vietnam

Spinel

San Vito Quarry, San Vito, Ercolano, Metropolitan City of Naples, Campania, Italy

Hercynite

Laacher See Volcanic Complex, Germany

Spinel

Lục Yên District, Yên Bái Province, Vietnam

Spinel

San Vito Quarry, San Vito, Ercolano, Metropolitan City of Naples, Campania, Italy

Hercynite

Laacher See Volcanic Complex, Germany

Spinel

Lục Yên District, Yên Bái Province, Vietnam

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About Hercynite-Spinel SeriesHide

Crystal System:

Isometric

Series Formula:

Fe²⁺Al₂O₄ to MgAl₂O₄

A series between Hercynite and Spinel

Unique IdentifiersHide

Mindat ID:

8671

Long-form identifier:

mindat:1:1:8671:0

Optical Data of Hercynite-Spinel SeriesHide

Type:

Isotropic

Chemical AnalysisHide

Oxide wt%:

	1	2	4	5	6	7	8	9
SiO₂	0.13 %		0.08 %		0.01 %	0.03 %	0.03 %	0.03 %
Al₂O₃	62.53 %	61.36 %	59.42 %	69.75 %	63.77 %	69.41 %	55.61 %	62.21 %
Cr₂O₃	0.07 %	0.27 %	8.66 %		0.85 %	0.11 %	10.68 %
FeOt	26.22 %
MnO	0.23 %	0.03 %	0.09 %	0.23 %	0.11 %	0.13 %	0.39 %	0.07 %
MgO	9.76 %	10.66 %	20.40 %	23.89 %	14.40 %	22.98 %	15.48 %	13.00 %
CaO	0.24 %							0.12 %
TiO₂		0.02 %	0.10 %	0.01 %	0.41 %	0.01 %
FeO		27.52 %						22.54 %
Ga₂O₃			0.01 %	0.01 %	0.04 %	0.02 %	0.02 %
V₂O₃			0.06 %	0.01 %	0.23 %	0.08 %	0.01 %
Fe₂O₃*			0.60 %			0.06 %	0.70 %
FeO*			9.70 %	6.19 %	20.16 %	7.74 %	15.64 %
CoO			0.02 %		0.05 %		0.11 %
NiO			0.40 %		0.02 %	0.01 %	0.16 %
ZnO			0.08 %	0.01 %	0.23 %	0.38 %	0.71 %
Total:	99.18 %	99.86 %	99.62 %	100.1 %	100.28 %	100.96 %	99.54 %	97.97 %

Empirical formulas:

Sample ID	Empirical Formula
1	Fe²⁺_0.59Mg_0.39Mn_0.01 Ca_0.01Al_1.99O₄
2	Fe²⁺_0.59Mg_0.43 Cr_0.01Fe³⁺_0.04Al_1.96O₄
3	(Mg_0.69Fe_0.34)Al_1.92Si_0.04O₄
4	(Mg_0.78Fe²⁺_0.21Ni_0.01)(Al_1.80Cr_0.18Fe³⁺_0.01)O₄
5	(Mg_0.87Fe²⁺_0.13)(Al_2.00)O₄
6	(Mg_0.56Fe²⁺_0.44)(Al_1.96Cr_0.02Ti_0.01)O₄
7	(Mg_0.83Fe²⁺_0.16Zn_0.01)Al_1.99O₄
8	(Mg_0.62Fe²⁺_0.35Mn²⁺_0.01Zn_0.01)(Al_1.76Cr_0.23Fe³⁺_0.01)O₄

Sample references:

ID	Locality	Reference	Notes
1	Obidim eclogite, Bansko Municipality, Blagoevgrad Province, Bulgaria	Janák, M.; Froitzheim, N.; Georgiev, N.; Nagel, T. J.; Sarov, S. (2011) P-T evolution of kyanite eclogite from the Pirin Mountains (SW Bulgaria): implications for the Rhodope UHP Metamorphic Complex. Journal of Metamorphic Geology, 29 (3). 317-332 doi:10.1111/j.1525-1314.2010.00920.x	EMPA analysis ( State Geological Institute of Dionyz Stur in Bratislava).of a spinel from a plagioclase+spinel+/-corundum symplectite after kyanite from a kyanite-eclogite
2	Kosavankovilpatti, Madurai District, Tamil Nadu, India	Yadav, Roopali; Prakash, Divya; Kumar Rai, Swapnil; K. Yadav, Manoj; Kumar Singh, Pradip; Jaiswal, Srishti (2021) Decompression Textures in Garnet–Cordierite Gneiss from Kosavankovilpatti, Southern India: Constraints from Reaction Textures and Phase Equilibria Modelling. Geologica Carpathica, 72 (4). doi:10.31577/geolcarp.72.4.1	Spinel subgroup mineral from a granulite facies cordierite/garnet gneiss. EMPA analysis
3	Kjøde, Selje, Stad, Vestland, Norway	Wikstr	A coarse-grained spinel-plagioclase symplectite in a kyanite-eclogite. Sample has been taken from Eskola's (1921)original material.
4	Kilbourne Hole, Doña Ana County, New Mexico, USA	Frank K. Mazdab collection; sample FKM-162; https://www.rockptx.com/fkm-151-to-fkm-175/#FKM-162	deep green (in thin section) spinel accompanying forsterite, enstatite and diopside, in lherzolite xenolith in basalt
5	Andranokaolo thorianite deposit, Tranomaro, Amboasary Sud District, Anosy, Madagascar	Frank K. Mazdab collection; sample FKM-191; https://www.rockptx.com/fkm-176-to-fkm-200/#FKM-191	spinel with hibonite and abundant corundum and anorthite, in Ca-Al-rich granulite
6	Pennycross sapphire occurrence, Loch Scridain area, Isle of Mull, Argyll and Bute, Scotland, UK	Frank K. Mazdab collection; sample FKM-189; https://www.rockptx.com/fkm-176-to-fkm-200/#FKM-189	scattered spinel with corundum, cordierite, mullite, sanidine, plagioclase, glass, and additional oxides in clots of sanidinite-facies metapelite ("buchite")
7	Edenville, Town of Warwick, Orange County, New York, USA	Frank K. Mazdab collection; sample FKM-184; https://www.rockptx.com/fkm-176-to-fkm-200/#FKM-184	spinel with warwickite, forsterite and clinohumite in high-grade magnesian marble
8	Longido District, Arusha Region, Tanzania	Frank K. Mazdab Collection	sparse partially-relict(?) Cr-bearing spinel as tiny inclusions within zoisite, in a zoisite+pargasite+corundum high-grade meta-gabbroid
9	Danmarkshavn eclogites, Danmarkshavn, Northeast Greenland National Park, Greenland	Cao, Wentao (2016) Metamorphic pressure-temperature paths of eclogites from The North-East Greenland Caledonides. PhD Thesis, The University of Iowa. doi:10.17077/etd.tbxxgcs0	Retrograde spinel from a sapphirine+spinel+plagioclase symplectite after kyanite in a kyanite-eclogite. EMPA analysis.

Crystallography of Hercynite-Spinel SeriesHide

Crystal System:

Isometric

Crystal StructureHide

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Data courtesy of the American Mineralogist Crystal Structure Database. Click on an AMCSD ID to view structure

ID	Species	Reference	Year	Locality	Temp (K)
0000958	Hercynite	Hill R J (1984) X-ray powder diffraction profile refinement of synthetic hercynite inversion parameter = .163 American Mineralogist 69 937-942	1984		293
0002031	Hercynite	Harrison R J, Redfern S A T, O'Neill H St C (1998) The temperature dependence of the cation distribution in synthetic hercynite (FeAl2O4) from in-situ neutron structure refinements American Mineralogist 83 1092-1099	1998		298
0002032	Hercynite	Harrison R J, Redfern S A T, O'Neill H St C (1998) The temperature dependence of the cation distribution in synthetic hercynite (FeAl2O4) from in-situ neutron structure refinements American Mineralogist 83 1092-1099	1998		473
0002033	Hercynite	Harrison R J, Redfern S A T, O'Neill H St C (1998) The temperature dependence of the cation distribution in synthetic hercynite (FeAl2O4) from in-situ neutron structure refinements American Mineralogist 83 1092-1099	1998		673
0002034	Hercynite	Harrison R J, Redfern S A T, O'Neill H St C (1998) The temperature dependence of the cation distribution in synthetic hercynite (FeAl2O4) from in-situ neutron structure refinements American Mineralogist 83 1092-1099	1998		723
0002035	Hercynite	Harrison R J, Redfern S A T, O'Neill H St C (1998) The temperature dependence of the cation distribution in synthetic hercynite (FeAl2O4) from in-situ neutron structure refinements American Mineralogist 83 1092-1099	1998		773
0002036	Hercynite	Harrison R J, Redfern S A T, O'Neill H St C (1998) The temperature dependence of the cation distribution in synthetic hercynite (FeAl2O4) from in-situ neutron structure refinements American Mineralogist 83 1092-1099	1998		823
0002037	Hercynite	Harrison R J, Redfern S A T, O'Neill H St C (1998) The temperature dependence of the cation distribution in synthetic hercynite (FeAl2O4) from in-situ neutron structure refinements American Mineralogist 83 1092-1099	1998		873
0002038	Hercynite	Harrison R J, Redfern S A T, O'Neill H St C (1998) The temperature dependence of the cation distribution in synthetic hercynite (FeAl2O4) from in-situ neutron structure refinements American Mineralogist 83 1092-1099	1998		923
0002039	Hercynite	Harrison R J, Redfern S A T, O'Neill H St C (1998) The temperature dependence of the cation distribution in synthetic hercynite (FeAl2O4) from in-situ neutron structure refinements American Mineralogist 83 1092-1099	1998		973
0002040	Hercynite	Harrison R J, Redfern S A T, O'Neill H St C (1998) The temperature dependence of the cation distribution in synthetic hercynite (FeAl2O4) from in-situ neutron structure refinements American Mineralogist 83 1092-1099	1998		1023
0002041	Hercynite	Harrison R J, Redfern S A T, O'Neill H St C (1998) The temperature dependence of the cation distribution in synthetic hercynite (FeAl2O4) from in-situ neutron structure refinements American Mineralogist 83 1092-1099	1998		1073
0002042	Hercynite	Harrison R J, Redfern S A T, O'Neill H St C (1998) The temperature dependence of the cation distribution in synthetic hercynite (FeAl2O4) from in-situ neutron structure refinements American Mineralogist 83 1092-1099	1998		1123
0002043	Hercynite	Harrison R J, Redfern S A T, O'Neill H St C (1998) The temperature dependence of the cation distribution in synthetic hercynite (FeAl2O4) from in-situ neutron structure refinements American Mineralogist 83 1092-1099	1998		1173
0002044	Hercynite	Harrison R J, Redfern S A T, O'Neill H St C (1998) The temperature dependence of the cation distribution in synthetic hercynite (FeAl2O4) from in-situ neutron structure refinements American Mineralogist 83 1092-1099	1998		1223
0002045	Hercynite	Harrison R J, Redfern S A T, O'Neill H St C (1998) The temperature dependence of the cation distribution in synthetic hercynite (FeAl2O4) from in-situ neutron structure refinements American Mineralogist 83 1092-1099	1998		1273
0002046	Hercynite	Harrison R J, Redfern S A T, O'Neill H St C (1998) The temperature dependence of the cation distribution in synthetic hercynite (FeAl2O4) from in-situ neutron structure refinements American Mineralogist 83 1092-1099	1998		1323
0002047	Hercynite	Harrison R J, Redfern S A T, O'Neill H St C (1998) The temperature dependence of the cation distribution in synthetic hercynite (FeAl2O4) from in-situ neutron structure refinements American Mineralogist 83 1092-1099	1998		1373
0002048	Hercynite	Harrison R J, Redfern S A T, O'Neill H St C (1998) The temperature dependence of the cation distribution in synthetic hercynite (FeAl2O4) from in-situ neutron structure refinements American Mineralogist 83 1092-1099	1998		1423
0002873	Hercynite	Andreozzi G B, Lucchesi S (2002) Intersite distribution of Fe2+ and Mg in the spinel (sensu stricto) - hercynite series by single-crystal X-ray diffraction American Mineralogist 87 1113-1120	2002		293
0002874	Hercynite	Andreozzi G B, Lucchesi S (2002) Intersite distribution of Fe2+ and Mg in the spinel (sensu stricto) - hercynite series by single-crystal X-ray diffraction American Mineralogist 87 1113-1120	2002		293
0002875	Hercynite	Andreozzi G B, Lucchesi S (2002) Intersite distribution of Fe2+ and Mg in the spinel (sensu stricto) - hercynite series by single-crystal X-ray diffraction American Mineralogist 87 1113-1120	2002		293
0002876	Hercynite	Andreozzi G B, Lucchesi S (2002) Intersite distribution of Fe2+ and Mg in the spinel (sensu stricto) - hercynite series by single-crystal X-ray diffraction American Mineralogist 87 1113-1120	2002		293
0002877	Hercynite	Andreozzi G B, Lucchesi S (2002) Intersite distribution of Fe2+ and Mg in the spinel (sensu stricto) - hercynite series by single-crystal X-ray diffraction American Mineralogist 87 1113-1120	2002		293
0002878	Hercynite	Andreozzi G B, Lucchesi S (2002) Intersite distribution of Fe2+ and Mg in the spinel (sensu stricto) - hercynite series by single-crystal X-ray diffraction American Mineralogist 87 1113-1120	2002		293
0002879	Hercynite	Andreozzi G B, Lucchesi S (2002) Intersite distribution of Fe2+ and Mg in the spinel (sensu stricto) - hercynite series by single-crystal X-ray diffraction American Mineralogist 87 1113-1120	2002		293
0002880	Hercynite	Andreozzi G B, Lucchesi S (2002) Intersite distribution of Fe2+ and Mg in the spinel (sensu stricto) - hercynite series by single-crystal X-ray diffraction American Mineralogist 87 1113-1120	2002		293
0002881	Hercynite	Andreozzi G B, Lucchesi S (2002) Intersite distribution of Fe2+ and Mg in the spinel (sensu stricto) - hercynite series by single-crystal X-ray diffraction American Mineralogist 87 1113-1120	2002		293
0002882	Hercynite	Andreozzi G B, Lucchesi S (2002) Intersite distribution of Fe2+ and Mg in the spinel (sensu stricto) - hercynite series by single-crystal X-ray diffraction American Mineralogist 87 1113-1120	2002		293
0004917	Hercynite	Lavina B, Cesare B, Alvarez-Valero A M, Uchida H, Downs R T, Koneva A, Dera P (2009) Closure temperatures of intracrystalline ordering in anatectic and metamorphic hercynite, Fe2+Al2O4 American Mineralogist 94 657-665	2009	El Hoyazo, lavas of the Neogene Volcanic Province of SE Spain	293
0004918	Hercynite	Lavina B, Cesare B, Alvarez-Valero A M, Uchida H, Downs R T, Koneva A, Dera P (2009) Closure temperatures of intracrystalline ordering in anatectic and metamorphic hercynite, Fe2+Al2O4 American Mineralogist 94 657-665	2009	El Hoyazo, lavas of the Neogene Volcanic Province of SE Spain	293
0004919	Hercynite	Lavina B, Cesare B, Alvarez-Valero A M, Uchida H, Downs R T, Koneva A, Dera P (2009) Closure temperatures of intracrystalline ordering in anatectic and metamorphic hercynite, Fe2+Al2O4 American Mineralogist 94 657-665	2009	El Hoyazo, lavas of the Neogene Volcanic Province of SE Spain	293
0004920	Hercynite	Lavina B, Cesare B, Alvarez-Valero A M, Uchida H, Downs R T, Koneva A, Dera P (2009) Closure temperatures of intracrystalline ordering in anatectic and metamorphic hercynite, Fe2+Al2O4 American Mineralogist 94 657-665	2009	El Hoyazo, lavas of the Neogene Volcanic Province of SE Spain	293
0004921	Hercynite	Lavina B, Cesare B, Alvarez-Valero A M, Uchida H, Downs R T, Koneva A, Dera P (2009) Closure temperatures of intracrystalline ordering in anatectic and metamorphic hercynite, Fe2+Al2O4 American Mineralogist 94 657-665	2009	El Hoyazo, lavas of the Neogene Volcanic Province of SE Spain	293
0004922	Hercynite	Lavina B, Cesare B, Alvarez-Valero A M, Uchida H, Downs R T, Koneva A, Dera P (2009) Closure temperatures of intracrystalline ordering in anatectic and metamorphic hercynite, Fe2+Al2O4 American Mineralogist 94 657-665	2009	the Anga metamorphic complex, Lake Baikal, Russia	293
0004923	Hercynite	Lavina B, Cesare B, Alvarez-Valero A M, Uchida H, Downs R T, Koneva A, Dera P (2009) Closure temperatures of intracrystalline ordering in anatectic and metamorphic hercynite, Fe2+Al2O4 American Mineralogist 94 657-665	2009	the Anga metamorphic complex, Lake Baikal, Russia	293
0006509	Hercynite	Larsson L, O'Neill H St C, Annersten H (1994) Crystal chemistry of synthetic hercynite (FeAl2O4) from XRD structural refinements and Mossbauer spectroscopy European Journal of Mineralogy 6 39-51	1994		293
0006510	Hercynite	Larsson L, O'Neill H St C, Annersten H (1994) Crystal chemistry of synthetic hercynite (FeAl2O4) from XRD structural refinements and Mossbauer spectroscopy European Journal of Mineralogy 6 39-51	1994		293
0006511	Hercynite	Larsson L, O'Neill H St C, Annersten H (1994) Crystal chemistry of synthetic hercynite (FeAl2O4) from XRD structural refinements and Mossbauer spectroscopy European Journal of Mineralogy 6 39-51	1994		293
0006512	Hercynite	Larsson L, O'Neill H St C, Annersten H (1994) Crystal chemistry of synthetic hercynite (FeAl2O4) from XRD structural refinements and Mossbauer spectroscopy European Journal of Mineralogy 6 39-51	1994		293
0006513	Hercynite	Larsson L, O'Neill H St C, Annersten H (1994) Crystal chemistry of synthetic hercynite (FeAl2O4) from XRD structural refinements and Mossbauer spectroscopy European Journal of Mineralogy 6 39-51	1994		293
0006514	Hercynite	Larsson L, O'Neill H St C, Annersten H (1994) Crystal chemistry of synthetic hercynite (FeAl2O4) from XRD structural refinements and Mossbauer spectroscopy European Journal of Mineralogy 6 39-51	1994		293
0006515	Hercynite	Larsson L, O'Neill H St C, Annersten H (1994) Crystal chemistry of synthetic hercynite (FeAl2O4) from XRD structural refinements and Mossbauer spectroscopy European Journal of Mineralogy 6 39-51	1994		293
0006516	Hercynite	Larsson L, O'Neill H St C, Annersten H (1994) Crystal chemistry of synthetic hercynite (FeAl2O4) from XRD structural refinements and Mossbauer spectroscopy European Journal of Mineralogy 6 39-51	1994		293
0006517	Hercynite	Larsson L, O'Neill H St C, Annersten H (1994) Crystal chemistry of synthetic hercynite (FeAl2O4) from XRD structural refinements and Mossbauer spectroscopy European Journal of Mineralogy 6 39-51	1994		293
0006518	Hercynite	Larsson L, O'Neill H St C, Annersten H (1994) Crystal chemistry of synthetic hercynite (FeAl2O4) from XRD structural refinements and Mossbauer spectroscopy European Journal of Mineralogy 6 39-51	1994		293
0006519	Hercynite	Larsson L, O'Neill H St C, Annersten H (1994) Crystal chemistry of synthetic hercynite (FeAl2O4) from XRD structural refinements and Mossbauer spectroscopy European Journal of Mineralogy 6 39-51	1994		293
0006520	Hercynite	Larsson L, O'Neill H St C, Annersten H (1994) Crystal chemistry of synthetic hercynite (FeAl2O4) from XRD structural refinements and Mossbauer spectroscopy European Journal of Mineralogy 6 39-51	1994		293
0006521	Hercynite	Larsson L, O'Neill H St C, Annersten H (1994) Crystal chemistry of synthetic hercynite (FeAl2O4) from XRD structural refinements and Mossbauer spectroscopy European Journal of Mineralogy 6 39-51	1994		293
0006522	Hercynite	Larsson L, O'Neill H St C, Annersten H (1994) Crystal chemistry of synthetic hercynite (FeAl2O4) from XRD structural refinements and Mossbauer spectroscopy European Journal of Mineralogy 6 39-51	1994		293
0006523	Hercynite	Larsson L, O'Neill H St C, Annersten H (1994) Crystal chemistry of synthetic hercynite (FeAl2O4) from XRD structural refinements and Mossbauer spectroscopy European Journal of Mineralogy 6 39-51	1994		293
0006524	Hercynite	Larsson L, O'Neill H St C, Annersten H (1994) Crystal chemistry of synthetic hercynite (FeAl2O4) from XRD structural refinements and Mossbauer spectroscopy European Journal of Mineralogy 6 39-51	1994		293
0006525	Hercynite	Larsson L, O'Neill H St C, Annersten H (1994) Crystal chemistry of synthetic hercynite (FeAl2O4) from XRD structural refinements and Mossbauer spectroscopy European Journal of Mineralogy 6 39-51	1994		293
0006526	Hercynite	Larsson L, O'Neill H St C, Annersten H (1994) Crystal chemistry of synthetic hercynite (FeAl2O4) from XRD structural refinements and Mossbauer spectroscopy European Journal of Mineralogy 6 39-51	1994		293
0006527	Hercynite	Larsson L, O'Neill H St C, Annersten H (1994) Crystal chemistry of synthetic hercynite (FeAl2O4) from XRD structural refinements and Mossbauer spectroscopy European Journal of Mineralogy 6 39-51	1994		293
0007892	Hercynite	Waerenborgh J C, Figueiredo M O, Cabral J M P, Pereira L C J (1994) Powder XRD structure refinements and 57Fe Mossbauer effect study of synthetic Zn1-xFexAl2O4 (o Physics and Chemistry of Minerals 21 460-468	1994		293
0007893	Hercynite	Waerenborgh J C, Figueiredo M O, Cabral J M P, Pereira L C J (1994) Powder XRD structure refinements and 57Fe Mossbauer effect study of synthetic Zn1-xFexAl2O4 (o Physics and Chemistry of Minerals 21 460-468	1994		293
0007896	Hercynite	Waerenborgh J C, Figueiredo M O, Cabral J M P, Pereira L C J (1994) Powder XRD structure refinements and 57Fe Mossbauer effect study of synthetic Zn1-xFexAl2O4 (o Physics and Chemistry of Minerals 21 460-468	1994		293
0007897	Hercynite	Waerenborgh J C, Figueiredo M O, Cabral J M P, Pereira L C J (1994) Powder XRD structure refinements and 57Fe Mossbauer effect study of synthetic Zn1-xFexAl2O4 (o Physics and Chemistry of Minerals 21 460-468	1994		293
0008938	Hercynite	Lavina B, Princivalle F, Della Giusta A (2005) Controlled time-temperature oxidation reaction in a synthetic Mg-hercynite Spinel structure Physics and Chemistry of Minerals 32 83-88	2005		293
0008939	Hercynite	Lavina B, Princivalle F, Della Giusta A (2005) Controlled time-temperature oxidation reaction in a synthetic Mg-hercynite Spinel structure Physics and Chemistry of Minerals 32 83-88	2005		773
0008940	Hercynite	Lavina B, Princivalle F, Della Giusta A (2005) Controlled time-temperature oxidation reaction in a synthetic Mg-hercynite Spinel structure Physics and Chemistry of Minerals 32 83-88	2005		773
0008941	Hercynite	Lavina B, Princivalle F, Della Giusta A (2005) Controlled time-temperature oxidation reaction in a synthetic Mg-hercynite Spinel structure Physics and Chemistry of Minerals 32 83-88	2005		773
0008942	Hercynite	Lavina B, Princivalle F, Della Giusta A (2005) Controlled time-temperature oxidation reaction in a synthetic Mg-hercynite Spinel structure Physics and Chemistry of Minerals 32 83-88	2005		773
0008943	Hercynite	Lavina B, Princivalle F, Della Giusta A (2005) Controlled time-temperature oxidation reaction in a synthetic Mg-hercynite Spinel structure Physics and Chemistry of Minerals 32 83-88	2005		873
0008944	Hercynite	Lavina B, Princivalle F, Della Giusta A (2005) Controlled time-temperature oxidation reaction in a synthetic Mg-hercynite Spinel structure Physics and Chemistry of Minerals 32 83-88	2005		873
0008945	Hercynite	Lavina B, Princivalle F, Della Giusta A (2005) Controlled time-temperature oxidation reaction in a synthetic Mg-hercynite Spinel structure Physics and Chemistry of Minerals 32 83-88	2005		873
0008946	Hercynite	Lavina B, Princivalle F, Della Giusta A (2005) Controlled time-temperature oxidation reaction in a synthetic Mg-hercynite Spinel structure Physics and Chemistry of Minerals 32 83-88	2005		873
0008947	Hercynite	Lavina B, Princivalle F, Della Giusta A (2005) Controlled time-temperature oxidation reaction in a synthetic Mg-hercynite Spinel structure Physics and Chemistry of Minerals 32 83-88	2005		873
0008948	Hercynite	Lavina B, Princivalle F, Della Giusta A (2005) Controlled time-temperature oxidation reaction in a synthetic Mg-hercynite Spinel structure Physics and Chemistry of Minerals 32 83-88	2005		873
0008949	Hercynite	Lavina B, Princivalle F, Della Giusta A (2005) Controlled time-temperature oxidation reaction in a synthetic Mg-hercynite Spinel structure Physics and Chemistry of Minerals 32 83-88	2005		873
0008950	Hercynite	Lavina B, Princivalle F, Della Giusta A (2005) Controlled time-temperature oxidation reaction in a synthetic Mg-hercynite Spinel structure Physics and Chemistry of Minerals 32 83-88	2005		873
0008951	Hercynite	Lavina B, Princivalle F, Della Giusta A (2005) Controlled time-temperature oxidation reaction in a synthetic Mg-hercynite Spinel structure Physics and Chemistry of Minerals 32 83-88	2005		873
0008952	Hercynite	Lavina B, Princivalle F, Della Giusta A (2005) Controlled time-temperature oxidation reaction in a synthetic Mg-hercynite Spinel structure Physics and Chemistry of Minerals 32 83-88	2005		873
0012952	Hercynite	Verwey E J W, Heilmann E L (1947) Physical properties and cation arrangement of oxides with spinel structures Journal of Chemical Physics 15 174-180	1947	synthetic	293
0001398	Spinel	Peterson R C, Lager G A, Hitterman R L (1991) A time-of-flight neutron powder diffraction study of MgAl2O4 at temperatures up to 1273 K American Mineralogist 76 1455-1458	1991		293
0001399	Spinel	Peterson R C, Lager G A, Hitterman R L (1991) A time-of-flight neutron powder diffraction study of MgAl2O4 at temperatures up to 1273 K American Mineralogist 76 1455-1458	1991		293
0001400	Spinel	Peterson R C, Lager G A, Hitterman R L (1991) A time-of-flight neutron powder diffraction study of MgAl2O4 at temperatures up to 1273 K American Mineralogist 76 1455-1458	1991		873
0001401	Spinel	Peterson R C, Lager G A, Hitterman R L (1991) A time-of-flight neutron powder diffraction study of MgAl2O4 at temperatures up to 1273 K American Mineralogist 76 1455-1458	1991		923
0001402	Spinel	Peterson R C, Lager G A, Hitterman R L (1991) A time-of-flight neutron powder diffraction study of MgAl2O4 at temperatures up to 1273 K American Mineralogist 76 1455-1458	1991		973
0001403	Spinel	Peterson R C, Lager G A, Hitterman R L (1991) A time-of-flight neutron powder diffraction study of MgAl2O4 at temperatures up to 1273 K American Mineralogist 76 1455-1458	1991		973
0001404	Spinel	Peterson R C, Lager G A, Hitterman R L (1991) A time-of-flight neutron powder diffraction study of MgAl2O4 at temperatures up to 1273 K American Mineralogist 76 1455-1458	1991		1023
0001405	Spinel	Peterson R C, Lager G A, Hitterman R L (1991) A time-of-flight neutron powder diffraction study of MgAl2O4 at temperatures up to 1273 K American Mineralogist 76 1455-1458	1991		1073
0001406	Spinel	Peterson R C, Lager G A, Hitterman R L (1991) A time-of-flight neutron powder diffraction study of MgAl2O4 at temperatures up to 1273 K American Mineralogist 76 1455-1458	1991		1073
0001407	Spinel	Peterson R C, Lager G A, Hitterman R L (1991) A time-of-flight neutron powder diffraction study of MgAl2O4 at temperatures up to 1273 K American Mineralogist 76 1455-1458	1991		1123
0001408	Spinel	Peterson R C, Lager G A, Hitterman R L (1991) A time-of-flight neutron powder diffraction study of MgAl2O4 at temperatures up to 1273 K American Mineralogist 76 1455-1458	1991		1173
0001409	Spinel	Peterson R C, Lager G A, Hitterman R L (1991) A time-of-flight neutron powder diffraction study of MgAl2O4 at temperatures up to 1273 K American Mineralogist 76 1455-1458	1991		1173
0001410	Spinel	Peterson R C, Lager G A, Hitterman R L (1991) A time-of-flight neutron powder diffraction study of MgAl2O4 at temperatures up to 1273 K American Mineralogist 76 1455-1458	1991		1273
0001411	Spinel	Peterson R C, Lager G A, Hitterman R L (1991) A time-of-flight neutron powder diffraction study of MgAl2O4 at temperatures up to 1273 K American Mineralogist 76 1455-1458	1991		1273
0001459	Spinel	Ross C R, Armbruster T, Canil D (1992) Crystal structure refinement of a spinelloid in the system Fe3O4-Fe2SiO4 American Mineralogist 77 507-511	1992		293
0002106	Spinel	Redfern S A T, Harrison R J, O'Neill H St C, Wood D R R (1999) Thermodynamics and kinetics of cation ordering in MgAl2O4 spinel up to 1600 C from in situ neutron diffraction Data collected at IPNS, Argonne National Laboratory, American Mineralogist 84 299-310	1999		299
0002107	Spinel	Redfern S A T, Harrison R J, O'Neill H St C, Wood D R R (1999) Thermodynamics and kinetics of cation ordering in MgAl2O4 spinel up to 1600 C from in situ neutron diffraction Data collected at IPNS, Argonne National Laboratory, American Mineralogist 84 299-310	1999		683
0002108	Spinel	Redfern S A T, Harrison R J, O'Neill H St C, Wood D R R (1999) Thermodynamics and kinetics of cation ordering in MgAl2O4 spinel up to 1600 C from in situ neutron diffraction Data collected at IPNS, Argonne National Laboratory, American Mineralogist 84 299-310	1999		707
0002109	Spinel	Redfern S A T, Harrison R J, O'Neill H St C, Wood D R R (1999) Thermodynamics and kinetics of cation ordering in MgAl2O4 spinel up to 1600 C from in situ neutron diffraction Data collected at IPNS, Argonne National Laboratory, American Mineralogist 84 299-310	1999		766
0002110	Spinel	Redfern S A T, Harrison R J, O'Neill H St C, Wood D R R (1999) Thermodynamics and kinetics of cation ordering in MgAl2O4 spinel up to 1600 C from in situ neutron diffraction Data collected at IPNS, Argonne National Laboratory, American Mineralogist 84 299-310	1999		837
0002111	Spinel	Redfern S A T, Harrison R J, O'Neill H St C, Wood D R R (1999) Thermodynamics and kinetics of cation ordering in MgAl2O4 spinel up to 1600 C from in situ neutron diffraction Data collected at IPNS, Argonne National Laboratory, American Mineralogist 84 299-310	1999		903
0002112	Spinel	Redfern S A T, Harrison R J, O'Neill H St C, Wood D R R (1999) Thermodynamics and kinetics of cation ordering in MgAl2O4 spinel up to 1600 C from in situ neutron diffraction Data collected at IPNS, Argonne National Laboratory, American Mineralogist 84 299-310	1999		969
0002113	Spinel	Redfern S A T, Harrison R J, O'Neill H St C, Wood D R R (1999) Thermodynamics and kinetics of cation ordering in MgAl2O4 spinel up to 1600 C from in situ neutron diffraction Data collected at IPNS, Argonne National Laboratory, American Mineralogist 84 299-310	1999		1035
0002114	Spinel	Redfern S A T, Harrison R J, O'Neill H St C, Wood D R R (1999) Thermodynamics and kinetics of cation ordering in MgAl2O4 spinel up to 1600 C from in situ neutron diffraction Data collected at IPNS, Argonne National Laboratory, American Mineralogist 84 299-310	1999		1100
0002115	Spinel	Redfern S A T, Harrison R J, O'Neill H St C, Wood D R R (1999) Thermodynamics and kinetics of cation ordering in MgAl2O4 spinel up to 1600 C from in situ neutron diffraction Data collected at IPNS, Argonne National Laboratory, American Mineralogist 84 299-310	1999		1164
0002116	Spinel	Redfern S A T, Harrison R J, O'Neill H St C, Wood D R R (1999) Thermodynamics and kinetics of cation ordering in MgAl2O4 spinel up to 1600 C from in situ neutron diffraction Data collected at IPNS, Argonne National Laboratory, American Mineralogist 84 299-310	1999		1228
0002117	Spinel	Redfern S A T, Harrison R J, O'Neill H St C, Wood D R R (1999) Thermodynamics and kinetics of cation ordering in MgAl2O4 spinel up to 1600 C from in situ neutron diffraction Data collected at IPNS, Argonne National Laboratory, American Mineralogist 84 299-310	1999		1291
0002118	Spinel	Redfern S A T, Harrison R J, O'Neill H St C, Wood D R R (1999) Thermodynamics and kinetics of cation ordering in MgAl2O4 spinel up to 1600 C from in situ neutron diffraction Data collected at IPNS, Argonne National Laboratory, American Mineralogist 84 299-310	1999		1355
0002119	Spinel	Redfern S A T, Harrison R J, O'Neill H St C, Wood D R R (1999) Thermodynamics and kinetics of cation ordering in MgAl2O4 spinel up to 1600 C from in situ neutron diffraction Data collected at IPNS, Argonne National Laboratory, American Mineralogist 84 299-310	1999		1418
0002120	Spinel	Redfern S A T, Harrison R J, O'Neill H St C, Wood D R R (1999) Thermodynamics and kinetics of cation ordering in MgAl2O4 spinel up to 1600 C from in situ neutron diffraction Data collected at IPNS, Argonne National Laboratory, American Mineralogist 84 299-310	1999		1481
0002121	Spinel	Redfern S A T, Harrison R J, O'Neill H St C, Wood D R R (1999) Thermodynamics and kinetics of cation ordering in MgAl2O4 spinel up to 1600 C from in situ neutron diffraction Data collected at IPNS, Argonne National Laboratory, American Mineralogist 84 299-310	1999		1544
0002122	Spinel	Redfern S A T, Harrison R J, O'Neill H St C, Wood D R R (1999) Thermodynamics and kinetics of cation ordering in MgAl2O4 spinel up to 1600 C from in situ neutron diffraction Data collected at IPNS, Argonne National Laboratory, American Mineralogist 84 299-310	1999		1606
0002123	Spinel	Redfern S A T, Harrison R J, O'Neill H St C, Wood D R R (1999) Thermodynamics and kinetics of cation ordering in MgAl2O4 spinel up to 1600 C from in situ neutron diffraction Data collected at IPNS, Argonne National Laboratory, American Mineralogist 84 299-310	1999		1644
0002124	Spinel	Redfern S A T, Harrison R J, O'Neill H St C, Wood D R R (1999) Thermodynamics and kinetics of cation ordering in MgAl2O4 spinel up to 1600 C from in situ neutron diffraction Data collected at IPNS, Argonne National Laboratory, American Mineralogist 84 299-310	1999		1662
0002125	Spinel	Redfern S A T, Harrison R J, O'Neill H St C, Wood D R R (1999) Thermodynamics and kinetics of cation ordering in MgAl2O4 spinel up to 1600 C from in situ neutron diffraction Data collected at IPNS, Argonne National Laboratory, American Mineralogist 84 299-310	1999		1650
0002126	Spinel	Redfern S A T, Harrison R J, O'Neill H St C, Wood D R R (1999) Thermodynamics and kinetics of cation ordering in MgAl2O4 spinel up to 1600 C from in situ neutron diffraction Data collected at IPNS, Argonne National Laboratory, American Mineralogist 84 299-310	1999		1595
0002127	Spinel	Redfern S A T, Harrison R J, O'Neill H St C, Wood D R R (1999) Thermodynamics and kinetics of cation ordering in MgAl2O4 spinel up to 1600 C from in situ neutron diffraction Data collected at IPNS, Argonne National Laboratory, American Mineralogist 84 299-310	1999		1532
0002128	Spinel	Redfern S A T, Harrison R J, O'Neill H St C, Wood D R R (1999) Thermodynamics and kinetics of cation ordering in MgAl2O4 spinel up to 1600 C from in situ neutron diffraction Data collected at IPNS, Argonne National Laboratory, American Mineralogist 84 299-310	1999		1468
0002129	Spinel	Redfern S A T, Harrison R J, O'Neill H St C, Wood D R R (1999) Thermodynamics and kinetics of cation ordering in MgAl2O4 spinel up to 1600 C from in situ neutron diffraction Data collected at IPNS, Argonne National Laboratory, American Mineralogist 84 299-310	1999		1405
0002130	Spinel	Redfern S A T, Harrison R J, O'Neill H St C, Wood D R R (1999) Thermodynamics and kinetics of cation ordering in MgAl2O4 spinel up to 1600 C from in situ neutron diffraction Data collected at IPNS, Argonne National Laboratory, American Mineralogist 84 299-310	1999		1278
0002131	Spinel	Redfern S A T, Harrison R J, O'Neill H St C, Wood D R R (1999) Thermodynamics and kinetics of cation ordering in MgAl2O4 spinel up to 1600 C from in situ neutron diffraction Data collected at IPNS, Argonne National Laboratory, American Mineralogist 84 299-310	1999		1214
0002132	Spinel	Redfern S A T, Harrison R J, O'Neill H St C, Wood D R R (1999) Thermodynamics and kinetics of cation ordering in MgAl2O4 spinel up to 1600 C from in situ neutron diffraction Data collected at IPNS, Argonne National Laboratory, American Mineralogist 84 299-310	1999		1152
0002133	Spinel	Redfern S A T, Harrison R J, O'Neill H St C, Wood D R R (1999) Thermodynamics and kinetics of cation ordering in MgAl2O4 spinel up to 1600 C from in situ neutron diffraction Data collected at IPNS, Argonne National Laboratory, American Mineralogist 84 299-310	1999		1088
0002134	Spinel	Redfern S A T, Harrison R J, O'Neill H St C, Wood D R R (1999) Thermodynamics and kinetics of cation ordering in MgAl2O4 spinel up to 1600 C from in situ neutron diffraction Data collected at IPNS, Argonne National Laboratory, American Mineralogist 84 299-310	1999		1024
0002135	Spinel	Redfern S A T, Harrison R J, O'Neill H St C, Wood D R R (1999) Thermodynamics and kinetics of cation ordering in MgAl2O4 spinel up to 1600 C from in situ neutron diffraction Data collected at IPNS, Argonne National Laboratory, American Mineralogist 84 299-310	1999		961
0002136	Spinel	Redfern S A T, Harrison R J, O'Neill H St C, Wood D R R (1999) Thermodynamics and kinetics of cation ordering in MgAl2O4 spinel up to 1600 C from in situ neutron diffraction Data collected at IPNS, Argonne National Laboratory, American Mineralogist 84 299-310	1999		898
0002137	Spinel	Redfern S A T, Harrison R J, O'Neill H St C, Wood D R R (1999) Thermodynamics and kinetics of cation ordering in MgAl2O4 spinel up to 1600 C from in situ neutron diffraction Data collected at IPNS, Argonne National Laboratory, American Mineralogist 84 299-310	1999		834
0002138	Spinel	Redfern S A T, Harrison R J, O'Neill H St C, Wood D R R (1999) Thermodynamics and kinetics of cation ordering in MgAl2O4 spinel up to 1600 C from in situ neutron diffraction Data collected at IPNS, Argonne National Laboratory, American Mineralogist 84 299-310	1999		770
0002139	Spinel	Redfern S A T, Harrison R J, O'Neill H St C, Wood D R R (1999) Thermodynamics and kinetics of cation ordering in MgAl2O4 spinel up to 1600 C from in situ neutron diffraction Data collected at IPNS, Argonne National Laboratory, American Mineralogist 84 299-310	1999		710
0002140	Spinel	Redfern S A T, Harrison R J, O'Neill H St C, Wood D R R (1999) Thermodynamics and kinetics of cation ordering in MgAl2O4 spinel up to 1600 C from in situ neutron diffraction Data collected at IPNS, Argonne National Laboratory, American Mineralogist 84 299-310	1999		610
0002141	Spinel	Redfern S A T, Harrison R J, O'Neill H St C, Wood D R R (1999) Thermodynamics and kinetics of cation ordering in MgAl2O4 spinel up to 1600 C from in situ neutron diffraction Data collected at IPNS, Argonne National Laboratory, American Mineralogist 84 299-310	1999		516
0002142	Spinel	Redfern S A T, Harrison R J, O'Neill H St C, Wood D R R (1999) Thermodynamics and kinetics of cation ordering in MgAl2O4 spinel up to 1600 C from in situ neutron diffraction Data collected at IPNS, Argonne National Laboratory, American Mineralogist 84 299-310	1999		464
0002143	Spinel	Redfern S A T, Harrison R J, O'Neill H St C, Wood D R R (1999) Thermodynamics and kinetics of cation ordering in MgAl2O4 spinel up to 1600 C from in situ neutron diffraction Data collected at IPNS, Argonne National Laboratory, American Mineralogist 84 299-310	1999		405
0002144	Spinel	Redfern S A T, Harrison R J, O'Neill H St C, Wood D R R (1999) Thermodynamics and kinetics of cation ordering in MgAl2O4 spinel up to 1600 C from in situ neutron diffraction Data collected at ISIS, Rutherford Appleton Laboratory, U.K. American Mineralogist 84 299-310	1999		298
0002145	Spinel	Redfern S A T, Harrison R J, O'Neill H St C, Wood D R R (1999) Thermodynamics and kinetics of cation ordering in MgAl2O4 spinel up to 1600 C from in situ neutron diffraction Data collected at ISIS, Rutherford Appleton Laboratory, U.K. American Mineralogist 84 299-310	1999		473
0002146	Spinel	Redfern S A T, Harrison R J, O'Neill H St C, Wood D R R (1999) Thermodynamics and kinetics of cation ordering in MgAl2O4 spinel up to 1600 C from in situ neutron diffraction Data collected at ISIS, Rutherford Appleton Laboratory, U.K. American Mineralogist 84 299-310	1999		673
0002147	Spinel	Redfern S A T, Harrison R J, O'Neill H St C, Wood D R R (1999) Thermodynamics and kinetics of cation ordering in MgAl2O4 spinel up to 1600 C from in situ neutron diffraction Data collected at ISIS, Rutherford Appleton Laboratory, U.K. American Mineralogist 84 299-310	1999		773
0002148	Spinel	Redfern S A T, Harrison R J, O'Neill H St C, Wood D R R (1999) Thermodynamics and kinetics of cation ordering in MgAl2O4 spinel up to 1600 C from in situ neutron diffraction Data collected at ISIS, Rutherford Appleton Laboratory, U.K. American Mineralogist 84 299-310	1999		873
0002149	Spinel	Redfern S A T, Harrison R J, O'Neill H St C, Wood D R R (1999) Thermodynamics and kinetics of cation ordering in MgAl2O4 spinel up to 1600 C from in situ neutron diffraction Data collected at ISIS, Rutherford Appleton Laboratory, U.K. American Mineralogist 84 299-310	1999		973
0002150	Spinel	Redfern S A T, Harrison R J, O'Neill H St C, Wood D R R (1999) Thermodynamics and kinetics of cation ordering in MgAl2O4 spinel up to 1600 C from in situ neutron diffraction Data collected at ISIS, Rutherford Appleton Laboratory, U.K. American Mineralogist 84 299-310	1999		1073
0002151	Spinel	Redfern S A T, Harrison R J, O'Neill H St C, Wood D R R (1999) Thermodynamics and kinetics of cation ordering in MgAl2O4 spinel up to 1600 C from in situ neutron diffraction Data collected at ISIS, Rutherford Appleton Laboratory, U.K. American Mineralogist 84 299-310	1999		1173
0002152	Spinel	Redfern S A T, Harrison R J, O'Neill H St C, Wood D R R (1999) Thermodynamics and kinetics of cation ordering in MgAl2O4 spinel up to 1600 C from in situ neutron diffraction Data collected at ISIS, Rutherford Appleton Laboratory, U.K. American Mineralogist 84 299-310	1999		1273
0002153	Spinel	Redfern S A T, Harrison R J, O'Neill H St C, Wood D R R (1999) Thermodynamics and kinetics of cation ordering in MgAl2O4 spinel up to 1600 C from in situ neutron diffraction Data collected at ISIS, Rutherford Appleton Laboratory, U.K. American Mineralogist 84 299-310	1999		1373
0002154	Spinel	Redfern S A T, Harrison R J, O'Neill H St C, Wood D R R (1999) Thermodynamics and kinetics of cation ordering in MgAl2O4 spinel up to 1600 C from in situ neutron diffraction Data collected at ISIS, Rutherford Appleton Laboratory, U.K. American Mineralogist 84 299-310	1999		1473
0002155	Spinel	Redfern S A T, Harrison R J, O'Neill H St C, Wood D R R (1999) Thermodynamics and kinetics of cation ordering in MgAl2O4 spinel up to 1600 C from in situ neutron diffraction Data collected at ISIS, Rutherford Appleton Laboratory, U.K. American Mineralogist 84 299-310	1999		1573
0002156	Spinel	Redfern S A T, Harrison R J, O'Neill H St C, Wood D R R (1999) Thermodynamics and kinetics of cation ordering in MgAl2O4 spinel up to 1600 C from in situ neutron diffraction Data collected at ISIS, Rutherford Appleton Laboratory, U.K. American Mineralogist 84 299-310	1999		1673
0002157	Spinel	Redfern S A T, Harrison R J, O'Neill H St C, Wood D R R (1999) Thermodynamics and kinetics of cation ordering in MgAl2O4 spinel up to 1600 C from in situ neutron diffraction Data collected at ISIS, Rutherford Appleton Laboratory, U.K. American Mineralogist 84 299-310	1999		1773
0002158	Spinel	Redfern S A T, Harrison R J, O'Neill H St C, Wood D R R (1999) Thermodynamics and kinetics of cation ordering in MgAl2O4 spinel up to 1600 C from in situ neutron diffraction Data collected at ISIS, Rutherford Appleton Laboratory, U.K. American Mineralogist 84 299-310	1999		1873
0002159	Spinel	Redfern S A T, Harrison R J, O'Neill H St C, Wood D R R (1999) Thermodynamics and kinetics of cation ordering in MgAl2O4 spinel up to 1600 C from in situ neutron diffraction Data collected at IPNS, Argonne National Laboratory, American Mineralogist 84 299-310	1999		364
0002160	Spinel	Redfern S A T, Harrison R J, O'Neill H St C, Wood D R R (1999) Thermodynamics and kinetics of cation ordering in MgAl2O4 spinel up to 1600 C from in situ neutron diffraction Data collected at IPNS, Argonne National Laboratory, American Mineralogist 84 299-310	1999		374
0002161	Spinel	Redfern S A T, Harrison R J, O'Neill H St C, Wood D R R (1999) Thermodynamics and kinetics of cation ordering in MgAl2O4 spinel up to 1600 C from in situ neutron diffraction Data collected at IPNS, Argonne National Laboratory, American Mineralogist 84 299-310	1999		420
0002162	Spinel	Redfern S A T, Harrison R J, O'Neill H St C, Wood D R R (1999) Thermodynamics and kinetics of cation ordering in MgAl2O4 spinel up to 1600 C from in situ neutron diffraction Data collected at IPNS, Argonne National Laboratory, American Mineralogist 84 299-310	1999		502
0002163	Spinel	Redfern S A T, Harrison R J, O'Neill H St C, Wood D R R (1999) Thermodynamics and kinetics of cation ordering in MgAl2O4 spinel up to 1600 C from in situ neutron diffraction Data collected at IPNS, Argonne National Laboratory, American Mineralogist 84 299-310	1999		563
0002164	Spinel	Redfern S A T, Harrison R J, O'Neill H St C, Wood D R R (1999) Thermodynamics and kinetics of cation ordering in MgAl2O4 spinel up to 1600 C from in situ neutron diffraction Data collected at IPNS, Argonne National Laboratory, American Mineralogist 84 299-310	1999		636
0002165	Spinel	Redfern S A T, Harrison R J, O'Neill H St C, Wood D R R (1999) Thermodynamics and kinetics of cation ordering in MgAl2O4 spinel up to 1600 C from in situ neutron diffraction Data collected at IPNS, Argonne National Laboratory, American Mineralogist 84 299-310	1999		707
0002166	Spinel	Redfern S A T, Harrison R J, O'Neill H St C, Wood D R R (1999) Thermodynamics and kinetics of cation ordering in MgAl2O4 spinel up to 1600 C from in situ neutron diffraction Data collected at IPNS, Argonne National Laboratory, American Mineralogist 84 299-310	1999		778
0002167	Spinel	Redfern S A T, Harrison R J, O'Neill H St C, Wood D R R (1999) Thermodynamics and kinetics of cation ordering in MgAl2O4 spinel up to 1600 C from in situ neutron diffraction Data collected at IPNS, Argonne National Laboratory, American Mineralogist 84 299-310	1999		848
0002168	Spinel	Redfern S A T, Harrison R J, O'Neill H St C, Wood D R R (1999) Thermodynamics and kinetics of cation ordering in MgAl2O4 spinel up to 1600 C from in situ neutron diffraction Data collected at IPNS, Argonne National Laboratory, American Mineralogist 84 299-310	1999		916
0002169	Spinel	Redfern S A T, Harrison R J, O'Neill H St C, Wood D R R (1999) Thermodynamics and kinetics of cation ordering in MgAl2O4 spinel up to 1600 C from in situ neutron diffraction Data collected at IPNS, Argonne National Laboratory, American Mineralogist 84 299-310	1999		984
0002170	Spinel	Redfern S A T, Harrison R J, O'Neill H St C, Wood D R R (1999) Thermodynamics and kinetics of cation ordering in MgAl2O4 spinel up to 1600 C from in situ neutron diffraction Data collected at IPNS, Argonne National Laboratory, American Mineralogist 84 299-310	1999		1080
0002171	Spinel	Redfern S A T, Harrison R J, O'Neill H St C, Wood D R R (1999) Thermodynamics and kinetics of cation ordering in MgAl2O4 spinel up to 1600 C from in situ neutron diffraction Data collected at IPNS, Argonne National Laboratory, American Mineralogist 84 299-310	1999		1116
0002172	Spinel	Redfern S A T, Harrison R J, O'Neill H St C, Wood D R R (1999) Thermodynamics and kinetics of cation ordering in MgAl2O4 spinel up to 1600 C from in situ neutron diffraction Data collected at IPNS, Argonne National Laboratory, American Mineralogist 84 299-310	1999		1182
0002173	Spinel	Redfern S A T, Harrison R J, O'Neill H St C, Wood D R R (1999) Thermodynamics and kinetics of cation ordering in MgAl2O4 spinel up to 1600 C from in situ neutron diffraction Data collected at IPNS, Argonne National Laboratory, American Mineralogist 84 299-310	1999		1232
0002174	Spinel	Redfern S A T, Harrison R J, O'Neill H St C, Wood D R R (1999) Thermodynamics and kinetics of cation ordering in MgAl2O4 spinel up to 1600 C from in situ neutron diffraction Data collected at IPNS, Argonne National Laboratory, American Mineralogist 84 299-310	1999		1311
0002175	Spinel	Redfern S A T, Harrison R J, O'Neill H St C, Wood D R R (1999) Thermodynamics and kinetics of cation ordering in MgAl2O4 spinel up to 1600 C from in situ neutron diffraction Data collected at IPNS, Argonne National Laboratory, American Mineralogist 84 299-310	1999		1376
0002176	Spinel	Redfern S A T, Harrison R J, O'Neill H St C, Wood D R R (1999) Thermodynamics and kinetics of cation ordering in MgAl2O4 spinel up to 1600 C from in situ neutron diffraction Data collected at IPNS, Argonne National Laboratory, American Mineralogist 84 299-310	1999		1441
0002177	Spinel	Redfern S A T, Harrison R J, O'Neill H St C, Wood D R R (1999) Thermodynamics and kinetics of cation ordering in MgAl2O4 spinel up to 1600 C from in situ neutron diffraction Data collected at IPNS, Argonne National Laboratory, American Mineralogist 84 299-310	1999		1506
0002178	Spinel	Redfern S A T, Harrison R J, O'Neill H St C, Wood D R R (1999) Thermodynamics and kinetics of cation ordering in MgAl2O4 spinel up to 1600 C from in situ neutron diffraction Data collected at IPNS, Argonne National Laboratory, American Mineralogist 84 299-310	1999		1573
0002179	Spinel	Redfern S A T, Harrison R J, O'Neill H St C, Wood D R R (1999) Thermodynamics and kinetics of cation ordering in MgAl2O4 spinel up to 1600 C from in situ neutron diffraction Data collected at IPNS, Argonne National Laboratory, American Mineralogist 84 299-310	1999		1639
0002180	Spinel	Redfern S A T, Harrison R J, O'Neill H St C, Wood D R R (1999) Thermodynamics and kinetics of cation ordering in MgAl2O4 spinel up to 1600 C from in situ neutron diffraction Data collected at IPNS, Argonne National Laboratory, American Mineralogist 84 299-310	1999		1676
0002181	Spinel	Redfern S A T, Harrison R J, O'Neill H St C, Wood D R R (1999) Thermodynamics and kinetics of cation ordering in MgAl2O4 spinel up to 1600 C from in situ neutron diffraction Data collected at IPNS, Argonne National Laboratory, American Mineralogist 84 299-310	1999		1671
0002182	Spinel	Redfern S A T, Harrison R J, O'Neill H St C, Wood D R R (1999) Thermodynamics and kinetics of cation ordering in MgAl2O4 spinel up to 1600 C from in situ neutron diffraction Data collected at IPNS, Argonne National Laboratory, American Mineralogist 84 299-310	1999		1622
0002183	Spinel	Redfern S A T, Harrison R J, O'Neill H St C, Wood D R R (1999) Thermodynamics and kinetics of cation ordering in MgAl2O4 spinel up to 1600 C from in situ neutron diffraction Data collected at IPNS, Argonne National Laboratory, American Mineralogist 84 299-310	1999		1557
0002184	Spinel	Redfern S A T, Harrison R J, O'Neill H St C, Wood D R R (1999) Thermodynamics and kinetics of cation ordering in MgAl2O4 spinel up to 1600 C from in situ neutron diffraction Data collected at IPNS, Argonne National Laboratory, American Mineralogist 84 299-310	1999		1492
0002185	Spinel	Redfern S A T, Harrison R J, O'Neill H St C, Wood D R R (1999) Thermodynamics and kinetics of cation ordering in MgAl2O4 spinel up to 1600 C from in situ neutron diffraction Data collected at IPNS, Argonne National Laboratory, American Mineralogist 84 299-310	1999		1427
0002186	Spinel	Redfern S A T, Harrison R J, O'Neill H St C, Wood D R R (1999) Thermodynamics and kinetics of cation ordering in MgAl2O4 spinel up to 1600 C from in situ neutron diffraction Data collected at IPNS, Argonne National Laboratory, American Mineralogist 84 299-310	1999		1362
0002187	Spinel	Redfern S A T, Harrison R J, O'Neill H St C, Wood D R R (1999) Thermodynamics and kinetics of cation ordering in MgAl2O4 spinel up to 1600 C from in situ neutron diffraction Data collected at IPNS, Argonne National Laboratory, American Mineralogist 84 299-310	1999		1299
0002188	Spinel	Redfern S A T, Harrison R J, O'Neill H St C, Wood D R R (1999) Thermodynamics and kinetics of cation ordering in MgAl2O4 spinel up to 1600 C from in situ neutron diffraction Data collected at IPNS, Argonne National Laboratory, American Mineralogist 84 299-310	1999		1235
0002189	Spinel	Redfern S A T, Harrison R J, O'Neill H St C, Wood D R R (1999) Thermodynamics and kinetics of cation ordering in MgAl2O4 spinel up to 1600 C from in situ neutron diffraction Data collected at IPNS, Argonne National Laboratory, American Mineralogist 84 299-310	1999		1171
0002190	Spinel	Redfern S A T, Harrison R J, O'Neill H St C, Wood D R R (1999) Thermodynamics and kinetics of cation ordering in MgAl2O4 spinel up to 1600 C from in situ neutron diffraction Data collected at IPNS, Argonne National Laboratory, American Mineralogist 84 299-310	1999		1107

CIF Raw Data - click here to close

data_global
_chemical_name_mineral 'Hercynite'
loop_
_publ_author_name
'Hill R J'
_journal_name_full 'American Mineralogist'
_journal_volume 69 
_journal_year 1984
_journal_page_first 937
_journal_page_last 942
_publ_section_title
;
 X-ray powder diffraction profile refinement of synthetic hercynite
 inversion parameter = .163
;
_database_code_amcsd 0000958
_chemical_formula_sum 'Fe Al2 O4'
_cell_length_a 8.15579
_cell_length_b 8.15579
_cell_length_c 8.15579
_cell_angle_alpha 90
_cell_angle_beta 90
_cell_angle_gamma 90
_cell_volume 542.498
_exptl_crystal_density_diffrn      4.256
_symmetry_space_group_name_H-M 'F d 3 m'
loop_
_space_group_symop_operation_xyz
  'x,y,z'
  'x,1/2+y,1/2+z'
  '1/2+x,y,1/2+z'
  '1/2+x,1/2+y,z'
  '3/4+z,1/2-x,1/4+y'
  '3/4+z,-x,3/4+y'
  '1/4+z,1/2-x,3/4+y'
  '1/4+z,-x,1/4+y'
  '3/4-y,1/2+z,1/4-x'
  '3/4-y,+z,3/4-x'
  '1/4-y,1/2+z,3/4-x'
  '1/4-y,+z,1/4-x'
  '3/4+x,1/2-y,1/4+z'
  '3/4+x,-y,3/4+z'
  '1/4+x,1/2-y,3/4+z'
  '1/4+x,-y,1/4+z'
  '3/4-z,1/2+x,1/4-y'
  '3/4-z,+x,3/4-y'
  '1/4-z,1/2+x,3/4-y'
  '1/4-z,+x,1/4-y'
  '3/4+y,1/2-z,1/4+x'
  '3/4+y,-z,3/4+x'
  '1/4+y,1/2-z,3/4+x'
  '1/4+y,-z,1/4+x'
  '3/4-x,1/2+y,1/4-z'
  '3/4-x,+y,3/4-z'
  '1/4-x,1/2+y,3/4-z'
  '1/4-x,+y,1/4-z'
  '1/2+x,3/4-z,1/4-y'
  '1/2+x,1/4-z,3/4-y'
  '+x,3/4-z,3/4-y'
  '+x,1/4-z,1/4-y'
  '1/2-z,3/4+y,1/4+x'
  '1/2-z,1/4+y,3/4+x'
  '-z,3/4+y,3/4+x'
  '-z,1/4+y,1/4+x'
  '1/2+y,3/4-x,1/4-z'
  '1/2+y,1/4-x,3/4-z'
  '+y,3/4-x,3/4-z'
  '+y,1/4-x,1/4-z'
  '1/2-x,3/4+z,1/4+y'
  '1/2-x,1/4+z,3/4+y'
  '-x,3/4+z,3/4+y'
  '-x,1/4+z,1/4+y'
  '1/2+z,3/4-y,1/4-x'
  '1/2+z,1/4-y,3/4-x'
  '+z,3/4-y,3/4-x'
  '+z,1/4-y,1/4-x'
  '1/2-y,3/4+x,1/4+z'
  '1/2-y,1/4+x,3/4+z'
  '-y,3/4+x,3/4+z'
  '-y,1/4+x,1/4+z'
  'x,1/2+z,1/2+y'
  'x,+z,+y'
  '1/2+x,1/2+z,+y'
  '1/2+x,+z,1/2+y'
  '-z,1/2-y,1/2-x'
  '-z,-y,-x'
  '1/2-z,1/2-y,-x'
  '1/2-z,-y,1/2-x'
  'y,1/2+x,1/2+z'
  'y,+x,+z'
  '1/2+y,1/2+x,+z'
  '1/2+y,+x,1/2+z'
  '-x,1/2-z,1/2-y'
  '-x,-z,-y'
  '1/2-x,1/2-z,-y'
  '1/2-x,-z,1/2-y'
  'z,1/2+y,1/2+x'
  'z,+y,+x'
  '1/2+z,1/2+y,+x'
  '1/2+z,+y,1/2+x'
  '-y,1/2-x,1/2-z'
  '-y,-x,-z'
  '1/2-y,1/2-x,-z'
  '1/2-y,-x,1/2-z'
  '3/4+z,1/4+x,1/2-y'
  '3/4+z,3/4+x,-y'
  '1/4+z,1/4+x,-y'
  '1/4+z,3/4+x,1/2-y'
  '3/4-y,1/4-z,1/2+x'
  '3/4-y,3/4-z,+x'
  '1/4-y,1/4-z,+x'
  '1/4-y,3/4-z,1/2+x'
  '3/4+x,1/4+y,1/2-z'
  '3/4+x,3/4+y,-z'
  '1/4+x,1/4+y,-z'
  '1/4+x,3/4+y,1/2-z'
  '3/4-z,1/4-x,1/2+y'
  '3/4-z,3/4-x,+y'
  '1/4-z,1/4-x,+y'
  '1/4-z,3/4-x,1/2+y'
  '3/4+y,1/4+z,1/2-x'
  '3/4+y,3/4+z,-x'
  '1/4+y,1/4+z,-x'
  '1/4+y,3/4+z,1/2-x'
  '3/4-x,1/4-y,1/2+z'
  '3/4-x,3/4-y,+z'
  '1/4-x,1/4-y,+z'
  '1/4-x,3/4-y,1/2+z'
  '-z,3/4+x,3/4+y'
  '-z,1/4+x,1/4+y'
  '1/2-z,3/4+x,1/4+y'
  '1/2-z,1/4+x,3/4+y'
  'y,3/4-z,3/4-x'
  'y,1/4-z,1/4-x'
  '1/2+y,3/4-z,1/4-x'
  '1/2+y,1/4-z,3/4-x'
  '-x,3/4+y,3/4+z'
  '-x,1/4+y,1/4+z'
  '1/2-x,3/4+y,1/4+z'
  '1/2-x,1/4+y,3/4+z'
  'z,3/4-x,3/4-y'
  'z,1/4-x,1/4-y'
  '1/2+z,3/4-x,1/4-y'
  '1/2+z,1/4-x,3/4-y'
  '-y,3/4+z,3/4+x'
  '-y,1/4+z,1/4+x'
  '1/2-y,3/4+z,1/4+x'
  '1/2-y,1/4+z,3/4+x'
  'x,3/4-y,3/4-z'
  'x,1/4-y,1/4-z'
  '1/2+x,3/4-y,1/4-z'
  '1/2+x,1/4-y,3/4-z'
  '1/4-x,1/2+z,3/4-y'
  '1/4-x,+z,1/4-y'
  '3/4-x,1/2+z,1/4-y'
  '3/4-x,+z,3/4-y'
  '1/4+z,1/2-y,3/4+x'
  '1/4+z,-y,1/4+x'
  '3/4+z,1/2-y,1/4+x'
  '3/4+z,-y,3/4+x'
  '1/4-y,1/2+x,3/4-z'
  '1/4-y,+x,1/4-z'
  '3/4-y,1/2+x,1/4-z'
  '3/4-y,+x,3/4-z'
  '1/4+x,1/2-z,3/4+y'
  '1/4+x,-z,1/4+y'
  '3/4+x,1/2-z,1/4+y'
  '3/4+x,-z,3/4+y'
  '1/4-z,1/2+y,3/4-x'
  '1/4-z,+y,1/4-x'
  '3/4-z,1/2+y,1/4-x'
  '3/4-z,+y,3/4-x'
  '1/4+y,1/2-x,3/4+z'
  '1/4+y,-x,1/4+z'
  '3/4+y,1/2-x,1/4+z'
  '3/4+y,-x,3/4+z'
  '3/4-x,3/4-z,y'
  '3/4-x,1/4-z,1/2+y'
  '1/4-x,3/4-z,1/2+y'
  '1/4-x,1/4-z,y'
  '3/4+z,3/4+y,-x'
  '3/4+z,1/4+y,1/2-x'
  '1/4+z,3/4+y,1/2-x'
  '1/4+z,1/4+y,-x'
  '3/4-y,3/4-x,z'
  '3/4-y,1/4-x,1/2+z'
  '1/4-y,3/4-x,1/2+z'
  '1/4-y,1/4-x,z'
  '3/4+x,3/4+z,-y'
  '3/4+x,1/4+z,1/2-y'
  '1/4+x,3/4+z,1/2-y'
  '1/4+x,1/4+z,-y'
  '3/4-z,3/4-y,x'
  '3/4-z,1/4-y,1/2+x'
  '1/4-z,3/4-y,1/2+x'
  '1/4-z,1/4-y,x'
  '3/4+y,3/4+x,-z'
  '3/4+y,1/4+x,1/2-z'
  '1/4+y,3/4+x,1/2-z'
  '1/4+y,1/4+x,-z'
  '-z,-x,-y'
  '-z,1/2-x,1/2-y'
  '1/2-z,-x,1/2-y'
  '1/2-z,1/2-x,-y'
  'y,z,x'
  'y,1/2+z,1/2+x'
  '1/2+y,z,1/2+x'
  '1/2+y,1/2+z,x'
  '-x,-y,-z'
  '-x,1/2-y,1/2-z'
  '1/2-x,-y,1/2-z'
  '1/2-x,1/2-y,-z'
  'z,x,y'
  'z,1/2+x,1/2+y'
  '1/2+z,x,1/2+y'
  '1/2+z,1/2+x,y'
  '-y,-z,-x'
  '-y,1/2-z,1/2-x'
  '1/2-y,-z,1/2-x'
  '1/2-y,1/2-z,-x'
loop_
_atom_site_label
_atom_site_fract_x
_atom_site_fract_y
_atom_site_fract_z
_atom_site_U_iso_or_equiv
Fe   0.12500   0.12500   0.12500   0.00709
Al   0.50000   0.50000   0.50000   0.00557
O   0.26330   0.26330   0.26330   0.01355

Synonyms of Hercynite-Spinel SeriesHide

Spinel-Hercynite Series

Other InformationHide

Health Risks:

No information on health risks for this material has been entered into the database. You should always treat mineral specimens with care.

Hercynite-Spinel Series in petrologyHide

An essential component of rock names highlighted in red, an accessory component in rock names highlighted in green.

Internet Links for Hercynite-Spinel SeriesHide

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References for Hercynite-Spinel SeriesHide

Reference List:

Andreozzi, Giovanni B., Lucchesi, Sergio (2002) Intersite distribution of Fe2+and Mg in the spinel (sensu stricto)–hercynite series by single-crystal X-ray diffraction. American Mineralogist, 87 (8) 1113-1120 doi:10.2138/am-2002-8-908

Localities for Hercynite-Spinel SeriesHide

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