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Franconite Group

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Photos of Franconite Group (94)Discuss Franconite Group

Franconite Group Gallery Search Photos of Franconite Group

Edit Franconite Group Add Synonym Edit CIF structures Clear Cache

Franconite, etc.

Poudrette quarry, Mont Saint-Hilaire, La Vallée-du-Richelieu RCM, Montérégie, Québec, Canada

Hochelagaite

Poudrette quarry, Mont Saint-Hilaire, La Vallée-du-Richelieu RCM, Montérégie, Québec, Canada

Hochelagaite

Poudrette quarry, Mont Saint-Hilaire, La Vallée-du-Richelieu RCM, Montérégie, Québec, Canada

Franconite, etc.

Poudrette quarry, Mont Saint-Hilaire, La Vallée-du-Richelieu RCM, Montérégie, Québec, Canada

Hochelagaite

Poudrette quarry, Mont Saint-Hilaire, La Vallée-du-Richelieu RCM, Montérégie, Québec, Canada

Hochelagaite

Poudrette quarry, Mont Saint-Hilaire, La Vallée-du-Richelieu RCM, Montérégie, Québec, Canada

Franconite, etc.

Poudrette quarry, Mont Saint-Hilaire, La Vallée-du-Richelieu RCM, Montérégie, Québec, Canada

Hochelagaite

Poudrette quarry, Mont Saint-Hilaire, La Vallée-du-Richelieu RCM, Montérégie, Québec, Canada

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About Franconite GroupHide

This page provides mineralogical data about Franconite Group.

Unique IdentifiersHide

Mindat ID:

46763

Long-form identifier:

mindat:1:1:46763:6

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	Link	Year	Locality	Pressure (GPa)	Temp (K)
0020435	Franconite	Haring M M M, McDonald A M (2014) Franconite, NaNb2O5(OH)3H2O: structure determination and the role of H bonding, with comments on the crystal chemistry of franconite-related minerals* Mineralogical Magazine 78 591-607		2014	Poudrette quarry, Quebec, Canada	0	293

CIF Raw Data - click here to close

data_global
_chemical_name_mineral 'Franconite'
loop_
_publ_author_name
'Haring M M M'
'McDonald A M'
_journal_name_full 'Mineralogical Magazine'
_journal_volume 78 
_journal_year 2014
_journal_page_first 591
_journal_page_last 607
_publ_section_title
;
 Franconite, NaNb2O5(OH)*3H2O: structure determination and the role of H bonding,
 with comments on the crystal chemistry of franconite-related minerals
;
_database_code_amcsd 0020435
_chemical_compound_source 'Poudrette quarry, Quebec, Canada'
_chemical_formula_sum 'Na.73 Ca.13 Nb1.96 Ti.02 Si.02 Al.01 O9 H7'
_cell_length_a 10.119
_cell_length_b 6.436
_cell_length_c 12.682
_cell_angle_alpha 90
_cell_angle_beta 99.91
_cell_angle_gamma 90
_cell_volume 813.603
_exptl_crystal_density_diffrn      2.914
_symmetry_space_group_name_H-M 'P 1 21/c 1'
loop_
_space_group_symop_operation_xyz
  'x,y,z'
  'x,1/2-y,1/2+z'
  '-x,1/2+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
Na1   0.52880   0.24540   0.33950   0.73000   0.03040
Ca1   0.52880   0.24540   0.33950   0.13000   0.03040
Nb1   0.16333   0.27420   0.40382   0.98000   0.01200
Ti1   0.16333   0.27420   0.40382   0.01000   0.01200
Si1   0.16333   0.27420   0.40382   0.01000   0.01200
Al1   0.16333   0.27420   0.40382   0.00500   0.01200
Nb2  -0.00108   0.18674   0.60733   0.98000   0.01190
Ti2  -0.00108   0.18674   0.60733   0.01000   0.01190
Si2  -0.00108   0.18674   0.60733   0.01000   0.01190
Al2  -0.00108   0.18674   0.60733   0.00500   0.01190
O1   0.17100   0.25160   0.55860   1.00000   0.01470
O2  -0.16730   0.02870   0.61700   1.00000   0.01600
O3   0.07290   0.19630   0.74890   1.00000   0.01910
O4  -0.08450   0.43910   0.58620   1.00000   0.01790
O5   0.32900   0.33950   0.39590   1.00000   0.02230
O6   0.04830  -0.13830   0.57140   1.00000   0.01340
Ow7   0.74210   0.38540   0.31780   1.00000   0.02800
Ow8   0.60840   0.25360   0.52860   1.00000   0.03100
Ow9   0.43350   0.37800   0.16410   1.00000   0.03700
H1   0.12400  -0.20000   0.61900   1.00000   0.01000
H2   0.78000   0.50000   0.36400   1.00000   0.07000
H3   0.78000   0.41000   0.25400   1.00000   0.07000
H4   0.60000   0.39500   0.55300   1.00000   0.06000
H5   0.68000   0.17000   0.57000   1.00000   0.11000
H6   0.34700   0.32000   0.13300   1.00000   0.02000
H7   0.51100   0.37000   0.12800   1.00000   0.08000
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
Na1 0.03200 0.03000 0.03000 0.00200 0.00800 0.00100
Ca1 0.03200 0.03000 0.03000 0.00200 0.00800 0.00100
Nb1 0.01980 0.00710 0.00990 0.00010 0.00430 0.00030
Ti1 0.01980 0.00710 0.00990 0.00010 0.00430 0.00030
Si1 0.01980 0.00710 0.00990 0.00010 0.00430 0.00030
Al1 0.01980 0.00710 0.00990 0.00010 0.00430 0.00030
Nb2 0.02280 0.00570 0.00760 0.00010 0.00450 -0.00060
Ti2 0.02280 0.00570 0.00760 0.00010 0.00450 -0.00060
Si2 0.02280 0.00570 0.00760 0.00010 0.00450 -0.00060
Al2 0.02280 0.00570 0.00760 0.00010 0.00450 -0.00060
O1 0.02100 0.01100 0.01200 0.00000 0.00300 0.00100
O2 0.02500 0.01100 0.01400 0.00100 0.00700 0.00000
O3 0.03500 0.01400 0.00900 -0.00100 0.00400 0.00000
O4 0.03200 0.00600 0.01600 0.00300 0.00700 0.00000
O5 0.02400 0.02200 0.02200 -0.00100 0.01000 -0.00300
O6 0.02100 0.00800 0.01100 0.00100 0.00200 -0.00300
Ow7 0.03500 0.02600 0.02400 -0.00800 0.00900 0.00100
Ow8 0.03100 0.03000 0.03100 0.00200 0.00100 -0.00100
Ow9 0.03500 0.03700 0.03700 -0.00600 0.00200 0.00300

Relationship of Franconite Group to other SpeciesHide

Franconite Group Members:

Franconite	Na(Nb₂O₅)(OH) · 3H₂O	Mon.
Hochelagaite	(Ca,Na,Sr)(Nb,Ti,Si,Al)₄O₁₁ · 8H₂O	Mon.
Ternovite	(Mg,Ca)Nb₄O₁₁ · nH₂O	Mon.

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 Franconite GroupHide

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https://www.mindat.org/min-46763.html
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References for Franconite GroupHide

Reference List:

Localities for Franconite GroupHide

Showing 28 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.


Brazil
São Paulo Cajati ⓘ Jacupiranga mine	[Hochelagaite] Menezes Filho et al. (2015)

Canada
Québec Montérégie La Vallée-du-Richelieu RCM Mont Saint-Hilaire ⓘ Poudrette quarry (De-Mix quarry; Demix quarry; Uni-Mix quarry; Carrière Mont Saint-Hilaire; MSH)	[Franconite, Hochelagaite] Horváth et al. (1990) +1 other reference
Lajemmerais RCM Varennes & St-Amable ⓘ Saint-Amable sill	[Franconite, Hochelagaite] Horváth et al. (1998)
ⓘ Demix-Varennes quarry	[Franconite, Hochelagaite] Horváth et al. (1998)
Montréal ⓘ Francon quarry	[Franconite, Hochelagaite] 176-178. +3 other references

Norway
Vestfold Larvik Commune Malerød ⓘ ~~Malerød Quarry~~	[Hochelagaite] Nordrum (2004) +1 other reference
ⓘ Midtfjellet Quarry	[Hochelagaite] Larsen et al. (2010) +1 other reference
ⓘ Vardåsen Quarry	[Hochelagaite] Berge (1993) +2 other references
Sandefjord Vesterøya ⓘ Buer ?	[Hochelagaite] Larsen et al. (2010) +1 other reference

Russia
Chelyabinsk Oblast ⓘ Vishnevye Mountains	[Franconite, Hochelagaite] Nikandrov (1989) +1 other reference
Buldym Lake ⓘ Vein No. 140	[Hochelagaite] Popova et al. (2018)
Dolgaya Mt. ⓘ Na Dezhda quarry	[Hochelagaite] Попова et al. (2019)
ⓘ Karavai Mt	[Hochelagaite] webmineral.ru (2016)
Kobelikha Mt. ⓘ Unnamed quarry	[Hochelagaite] Nishanbaev et al. (2016)
Murmansk Oblast Kovdorsky District ⓘ Kovdor Massif	[Ternovite] Liferovich et al. (1998)
ⓘ Kukisvumchorr Mt	[Franconite, Hochelagaite] Pekov et al. (2004)
Lovozersky District ⓘ Kitknyun Mountain	[Hochelagaite, Ternovite] Ivanyuk et al. (2006)
Northern Karelia ⓘ Vuoriyarvi alkaline-ultrabasic massif	[Franconite, Hochelagaite, Ternovite] Subbotin et al. (1997) +2 other references

USA
New Mexico Otero County Cornudas Mountains ⓘ Wind Mountain	[Hochelagaite] Michael C Michayluk Collection

Quick NavTop About Franconite Group Unique Identifiers Crystal Structure Relationships Other Information Internet Links References Localities Locality List

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