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Eifelite-Roedderite Series

A solid-solution series between two end-member minerals

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Photos of Eifelite-Roedderite Series (157)Discuss Eifelite-Roedderite Series

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Edit Eifelite-Roedderite Series Add Synonym Edit CIF structures Clear Cache

Roedderite

Caspar quarry, Ettringen, Vordereifel, Mayen-Koblenz, Rhineland-Palatinate, Germany

Eifelite

Caspar quarry, Ettringen, Vordereifel, Mayen-Koblenz, Rhineland-Palatinate, Germany

Eifelite

Caspar quarry, Ettringen, Vordereifel, Mayen-Koblenz, Rhineland-Palatinate, Germany

Roedderite

Caspar quarry, Ettringen, Vordereifel, Mayen-Koblenz, Rhineland-Palatinate, Germany

Eifelite

Caspar quarry, Ettringen, Vordereifel, Mayen-Koblenz, Rhineland-Palatinate, Germany

Eifelite

Caspar quarry, Ettringen, Vordereifel, Mayen-Koblenz, Rhineland-Palatinate, Germany

Roedderite

Caspar quarry, Ettringen, Vordereifel, Mayen-Koblenz, Rhineland-Palatinate, Germany

Eifelite

Caspar quarry, Ettringen, Vordereifel, Mayen-Koblenz, Rhineland-Palatinate, Germany

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About Eifelite-Roedderite SeriesHide

Crystal System:

Hexagonal

Series Formula:

KNa₂(MgNa)Mg₃[Si₁₂O₃₀] to K(◻Na)Mg₂Mg₃[Si₁₂O₃₀]

A series between Eifelite and Roedderite

Unique IdentifiersHide

Mindat ID:

8696

Long-form identifier:

mindat:1:1:8696:3

Crystallography of Eifelite-Roedderite SeriesHide

Crystal System:

Hexagonal

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)
0014514	Roedderite	Alietti E, Brigatti M F, Capedri S, Poppi L (1994) The roedderite-chayesite series from Spanish lamproites: crystal chemical characterization Mineralogical Magazine 58 655-662	1994	Cancarix, Albacete province, Spain	293
0014513	Roedderite	Alietti E, Brigatti M F, Capedri S, Poppi L (1994) The roedderite-chayesite series from Spanish lamproites: crystal chemical characterization Mineralogical Magazine 58 655-662	1994	Cancarix, Albacete province, Spain	293
0014510	Roedderite	Alietti E, Brigatti M F, Capedri S, Poppi L (1994) The roedderite-chayesite series from Spanish lamproites: crystal chemical characterization Mineralogical Magazine 58 655-662	1994	Cancarix, Albacete province, Spain	293
0013387	Eifelite	Nguyen N, Choisnet J, Raveau B (1980) Silicates synthetiques a structure milarite Journal of Solid State Chemistry 34 1-9	1980	synthetic	293
0006361	Roedderite	Armbruster T (1989) Crystal chemistry of double-ring silicates: structure of roedderite at 100 and 300 K T= 300 K European Journal of Mineralogy 1 715-718	1989		293
0006360	Roedderite	Armbruster T (1989) Crystal chemistry of double-ring silicates: structure of roedderite at 100 and 300 K T= 100 K European Journal of Mineralogy 1 715-718	1989		293

CIF Raw Data - click here to close

data_global
_chemical_name_mineral 'Roedderite'
loop_
_publ_author_name
'Alietti E'
'Brigatti M F'
'Capedri S'
'Poppi L'
_journal_name_full 'Mineralogical Magazine'
_journal_volume 58 
_journal_year 1994
_journal_page_first 655
_journal_page_last 662
_publ_section_title
;
 The roedderite-chayesite series from Spanish lamproites:
 crystal chemical characterization
;
_database_code_amcsd 0014514
_chemical_compound_source 'Cancarix, Albacete province, Spain'
_chemical_formula_sum 'K.8 Na.64 (Mg4.25 Fe.75) Si12 O30'
_cell_length_a 10.126
_cell_length_b 10.126
_cell_length_c 14.326
_cell_angle_alpha 90
_cell_angle_beta 90
_cell_angle_gamma 120
_cell_volume 1272.130
_exptl_crystal_density_diffrn      2.632
_symmetry_space_group_name_H-M 'P 6/m c c'
loop_
_space_group_symop_operation_xyz
  'x,y,z'
  '-x,-x+y,1/2+z'
  'x,x-y,1/2-z'
  '-x+y,-x,-z'
  'x-y,x,z'
  '-y,-x,1/2+z'
  'y,x,1/2-z'
  'y,-x+y,-z'
  '-y,x-y,z'
  'x-y,-y,1/2+z'
  '-x+y,y,1/2-z'
  'x,y,-z'
  '-x,-y,z'
  'x,x-y,1/2+z'
  '-x,-x+y,1/2-z'
  'x-y,x,-z'
  '-x+y,-x,z'
  'y,x,1/2+z'
  '-y,-x,1/2-z'
  '-y,x-y,-z'
  'y,-x+y,z'
  '-x+y,y,1/2+z'
  'x-y,-y,1/2-z'
  '-x,-y,-z'
loop_
_atom_site_label
_atom_site_fract_x
_atom_site_fract_y
_atom_site_fract_z
_atom_site_occupancy
_atom_site_U_iso_or_equiv
KC   0.00000   0.00000   0.25000   0.80000   0.02039
NaC   0.00000   0.00000   0.25000   0.20000   0.02039
NaB   0.33333   0.66667  -0.01900   0.11000   0.01900
MgA   0.33333   0.66667   0.25000   0.85000   0.00963
Fe3+A   0.33333   0.66667   0.25000   0.15000   0.00963
MgT2   0.50000   0.50000   0.25000   0.85000   0.01077
Fe3+T2   0.50000   0.50000   0.25000   0.15000   0.01077
SiT1   0.23814   0.35284   0.39067   1.00000   0.00975
O1   0.12990   0.39430   0.00000   1.00000   0.02039
O2   0.21970   0.27780   0.13331   1.00000   0.01849
O3   0.15510   0.49670   0.17248   1.00000   0.01355
loop_
_atom_site_aniso_label
_atom_site_aniso_U_11
_atom_site_aniso_U_22
_atom_site_aniso_U_33
_atom_site_aniso_U_12
_atom_site_aniso_U_13
_atom_site_aniso_U_23
KC 0.01950 0.01950 0.02229 0.00975 0.00000 0.00000
NaC 0.01950 0.01950 0.02229 0.00975 0.00000 0.00000
MgA 0.00899 0.00899 0.01076 0.00456 0.00000 0.00000
Fe3+A 0.00899 0.00899 0.01076 0.00456 0.00000 0.00000
MgT2 0.00747 0.01988 0.00912 0.00988 0.00000 0.00000
Fe3+T2 0.00747 0.01988 0.00912 0.00988 0.00000 0.00000
SiT1 0.01000 0.01102 0.00912 0.00582 0.00063 0.00088
O1 0.02710 0.02191 0.01203 0.01216 0.00000 0.00000
O2 0.01824 0.02204 0.02051 0.01393 -0.00013 0.00025
O3 0.01317 0.01355 0.01381 0.00671 -0.00127 -0.00291

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.

Internet Links for Eifelite-Roedderite SeriesHide

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References for Eifelite-Roedderite SeriesHide

Reference List:

Localities for Eifelite-Roedderite SeriesHide

Showing 36 localities.

This map shows a selection of localities that have latitude and longitude coordinates recorded. Click on the

symbol to view information about a locality. The

symbol next to localities in the list can be used to jump to that position on the map.

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Locality ListHide

- This locality has map coordinates listed.

- This locality has estimated coordinates. ⓘ - Click for references and further information on this occurrence. ? - Indicates mineral may be doubtful at this locality.

- Good crystals or important locality for species.

- World class for species or very significant. (TL) - Type Locality for a valid mineral species. (FRL) - First Recorded Locality for everything else (eg varieties). ~~Struck out~~ - Mineral was erroneously reported from this locality. Faded * - Never found at this locality but inferred to have existed at some point in the past (e.g. from pseudomorphs).

All localities listed without proper references should be considered as questionable.


Antarctica
East Antarctica Queen Maud Land Queen Fabiola Mountains ⓘ Yamato 691 meteorite	[Roedderite] Brearley et al. (1998)
Victoria Land Allan Hills ⓘ Allan Hills A77278 meteorite	[Roedderite] Krot et al. (1994)

Austria
Styria Südoststeiermark District Bad Gleichenberg Wilhelmsdorf ⓘ Stradner Kogel	[Roedderite] Postl et al. (1996)
Feldbach Mühldorf bei Feldbach ⓘ Steinberg	[Roedderite] Postl et al. (1996)
Klöch ⓘ Basalt quarry	[Roedderite] Postl et al. (1996) +1 other reference

Azerbaijan
Aghjabadi District Hindarx ⓘ Indarch meteorite	[Roedderite] Fuchs et al. (1966) +3 other references

China
Anhui Bozhou Qiaocheng District Xiaoyanzhuang ⓘ Boxian meteorite	[Roedderite] www.lpi.usra.edu (n.d.)
Guizhou Guiyang Qingzhen County ⓘ Qingzhen meteorite	[Roedderite] Rambaldi et al. (1986) +1 other reference

France
Auvergne-Rhône-Alpes Haute-Loire Le Puy-en-Velay Espaly-Saint-Marcel ⓘ Mont Denise	[Roedderite] Barrier D et al. (2004)
Le Brignon ⓘ Bizac volcano	[Roedderite] P & E Médard collection
Puy-de-Dôme Issoire Perpezat ⓘ Puy de Vivanson Quarry	[Roedderite] Valverde (2009)

Germany
Rhineland-Palatinate Mayen-Koblenz Maifeld Ochtendung ⓘ Wannenköpfe Quarry	[Roedderite] Rondorf et al. (1988)
Mendig Bell ⓘ Rothenberg Quarry	[Eifelite, Roedderite] Günter Blaß (2014)
Pellenz Nickenich ⓘ Nickenicher Sattel	[Roedderite] Hentschel (1983)
ⓘ Nickenicher Weinberg	[Roedderite] Künzel et al. (2011)
Vordereifel Ettringen ⓘ Caspar quarry	[Eifelite, Roedderite] Abraham et al. (1980)
Vulkaneifel Daun Oberstadtfeld ⓘ Kahlenberg	[Roedderite] Leu (1995)
Üdersdorf ⓘ Emmelberg	[Roedderite] Künzel
Kelberg Drees ⓘ Niveligsberg	[Roedderite] Schüller (1990)

Hungary
Szabolcs-Szatmár-Bereg County Tarpa ⓘ Nagy Hill	[Roedderite] Sándor et al. (2005)

India
Uttar Pradesh Basti District Gorakhpur ⓘ Bustee meteorite	[Roedderite]

Japan
Kagoshima Prefecture Kagoshima District Mishima village ⓘ Satsuma-Ioujima (Satsuma-Iwojima; Iou island)	[Roedderite] ... +2 other references
ⓘ Iodake (Iwodake; Ioudake)	[Roedderite] ... +2 other references
ⓘ Eastern alluvial fan	[Roedderite] Amir Akhavan Field Observations

Malawi
Central Region Nkhotakota ⓘ Kota-Kota meteorite (Marimba meteorite)	[Roedderite] Brearley et al. (1998)

Oman
Al Wusta Governorate Sayh al Uhaymir ⓘ Sayh al Uhaymir 001 meteorite (SaU 001)	[Roedderite] Fersman Mineralogical Museum

Romania
Harghita County ⓘ Mezö-Madaras meteorite (Fekete; Madaras; Maros; Mesö-Madarasz; Mezoe-Madaras; Weiler [NHM Cat.])	[Roedderite] Krot et al. (1994)

Spain
Castile-La Mancha Albacete Hellín ⓘ Cancarix lamproite intrusion	[Roedderite] Venturelli et al. (1984) +2 other references
ⓘ Sierra de las Cabras	[Roedderite] Salvioli-Mariani et al. (1996)

Sudan
Kassala Gash delta ⓘ Khor Temiki meteorite	[Roedderite] ...

USA
Arizona Coconino County Meteor Crater area ⓘ Canyon Diablo meteorite	[Roedderite] Olsen et al. (1968) +1 other reference
Texas Wichita County Electra ⓘ Wichita County meteorite	[Roedderite] rruff.geo.arizona.edu (n.d.)

Yemen
Hadhramaut Governorate ⓘ Kaidun meteorite	[Roedderite] LPSC 26 (1995) +1 other reference

Outer Space
ⓘ Comet Wild 2 (Comet 81P)	[Roedderite] Ishii et al. (2008)

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