Tancaite-(Ce) (original) (raw)
A valid IMA mineral species
About Tancaite-(Ce)Hide
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Formula:
FeCe(MoO4)3 · 3H2O
Lustre:
Adamantine, Vitreous
Specific Gravity:
3.834 (Calculated)
Name:
Named after Giuseppe Tanca (b. 1943), mineral collector. He discovered the mineral and provided it for study.
This page provides mineralogical data about Tancaite-(Ce).
Unique IdentifiersHide
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Long-form identifier:
mindat:1:1:40045:5
9344fd3d-ab79-4ed5-97c5-015f8746454a
IMA Classification of Tancaite-(Ce)Hide
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IMA Formula:
FeCe(MoO4)3 · 3H2O
Classification of Tancaite-(Ce)Hide
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7.GB.50
7 : SULFATES (selenates, tellurates, chromates, molybdates, wolframates)
G : Molybdates, Wolframates and Niobates
B : With additional anions and/or H2O
49.2.5.
49 : HYDRATED MOLYBDATES AND TUNGSTATES
2 : Hydrated Normal Molybdates and Tungstates
Mineral SymbolsHide
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As of 2021 there are now IMA–CNMNC approved mineral symbols (abbreviations) for each mineral species, useful for tables and diagrams.
Symbol | Source | Reference |
---|---|---|
Tca-Ce | IMA–CNMNC | Warr, L.N. (2021). IMA–CNMNC approved mineral symbols. Mineralogical Magazine, 85(3), 291-320. doi:10.1180/mgm.2021.43 |
Physical Properties of Tancaite-(Ce)Hide
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Density:
3.834 g/cm3 (Calculated)
Chemistry of Tancaite-(Ce)Hide
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Mindat Formula:
FeCe(MoO4)3 · 3H2O
Crystallography of Tancaite-(Ce)Hide
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Class (H-M):
3 - Rhombohedral
Cell Parameters:
a = 19.290(1) Å, c = 47.251(5) Å
Unit Cell V:
15,226.71 ų (Calculated from Unit Cell)
Morphology:
Octahedra truncated by cubes.
Twinning:
Twinning at a small scale is probable. Not observed macroscopically.
X-Ray Powder DiffractionHide
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Powder Diffraction Data:
d-spacing | Intensity |
---|---|
4.84 Å | (45) |
4.12 Å | (8) |
3.93 Å | (75) |
3.42 Å | (100) |
2.785 Å | (10) |
1.825 Å | (15) |
1.610 Å | (10) |
1.340 Å | (12) |
Geological EnvironmentHide
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Type Occurrence of Tancaite-(Ce)Hide
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General Appearance of Type Material:
Small truncated octahedra up to 0.2 mm in size.
Place of Conservation of Type Material:
Natural History Museum, University of Pisa, Italy, catalogue no. 18911.
Geological Setting of Type Material:
Oxidation zone of a sulfide ore vein, in a quartz vein cutting granite.
Associated Minerals at Type Locality:
Synonyms of Tancaite-(Ce)Hide
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Common AssociatesHide
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Associated Minerals Based on Photo Data:
Related Minerals - Strunz-mindat GroupingHide
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7.GB. | Wangpuite | K3(PO4)(Mo12O36) | Iso. m_3_m _(_4/_m_32/m ) : P n_3_m |
---|---|---|---|
7.GB. | Natromolybdite | Na2MoO4 · 2H2O | Orth. m m m _(_2/_m_2/_m_2/m ) : P b c a |
7.GB. | Ootannite | Th4+2W6+4O16 · 5H2O | Mon. 2/m : _P_21/b |
7.GB.05 | Lindgrenite | Cu3(MoO4)2(OH)2 | Mon. 2/m : _P_21/m |
7.GB.10 | Szenicsite | Cu3(MoO4)(OH)4 | Orth. m m m _(_2/_m_2/_m_2/m ) : P n n m |
7.GB.15 | Cuprotungstite | Cu2(WO4)(OH)2 | Tet. 422 : _P_41212 |
7.GB.15 | UM1999-38-WO:CrV | (V, Cr, W, O, H) [V:Cr:W ratio about 2:1:3] | |
7.GB.15 | Huenite | Cu4(MoO4)3(OH)2 | Trig. 3_m_ : P_31_c |
7.GB.20 | Phyllotungstite | (H2O,M)x(W,Fe)(O,OH)3 · yH2O (M = Ca, Cs, Pb or K) | Hex. 6/m m m _(_6/_m_2/_m_2/m ) : _P_63/m m c |
7.GB.25 | Rankachite | Ca0.5(V4+,V5+)(W6+,Fe3+)2O8(OH) · 2H2O | Mon. 2/m : _P_21/m |
7.GB.30 | Ferrimolybdite | Fe2(MoO4)3 · nH2O | Orth. m m m _(_2/_m_2/_m_2/m ) : P m m n |
7.GB.35 | Anthoinite | AlWO3(OH)3 | Tric. 1 |
7.GB.35 | Mpororoite | WAlO3(OH)3 · 2(H2O) | Tric. |
7.GB.40 | Obradovicite-KCu | [K2(H2O)17Cu(H2O)6][Mo8As2Fe3+3O34(OH)3] | Orth. m m m _(_2/_m_2/_m_2/m ) : P m n a |
7.GB.45 | Mendozavilite-NaFe | [Na2(H2O)15Fe3+(H2O)6][Mo8P2Fe3+3O35(OH)2] | Mon. 2/m : _B_2/m |
7.GB.45 | Paramendozavilite | [KAl4(H2O)30][Mo12P6Fe3+6O60(OH)13] | Mon. |
7.GB.45 | Obradovicite-NaCu | Na2(H2O)17Cu(H2O)6][Mo8As2Fe3+3O34(OH)3] | Orth. m m m _(_2/_m_2/_m_2/m ) : P m n a |
7.GB.45 | Obradovicite-NaNa | [Na2(H2O)16Na(H2O)6][Mo8As2Fe3+3O33(OH)4] | Orth. |
7.GB.50 | Mendozavilite-NaCu | [Na2(H2O)15Cu(H2O)6][Mo8P2Fe3+3O34(OH)3] | Mon. 2/m : _B_2/m |
7.GB.50 | Mendozavilite-KCa | [K2(H2O)15Ca(H2O)6][Mo8P2Fe3+3O34(OH)3] | Mon. 2/m : _B_2/m |
7.GB.60 | Peterandresenite | Mn4Nb6O19 · 14H2O | Mon. 2/m : _B_2/m |
7.GB.60 | Melcherite | Ba2Na2Mg[Nb6O19] · 6H2O | Trig. 3 : _R_3 |
7.GB.60 | Hansesmarkite | Ca2Mn2Nb6O19 · 20H2O | Tric. 1 : _P_1 |
7.GB.65 | Ichnusaite | Th(MoO4)2 · 3H2O | Mon. 2/m : _P_21/b |
7.GB.70 | Markascherite | Cu3(MoO4)(OH)4 | Mon. 2/m : _P_21/m |
7.GB.75 | Nuragheite | Th(MoO4)2 · H2O | Mon. 2/m : _P_21/b |
7.GB.80 | Ophirite | Ca2Mg4[Zn2Mn3+2(H2O)2(Fe3+W9O34)2] · 46H2O | Tric. 1 : _P_1 |
Fluorescence of Tancaite-(Ce)Hide
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Other InformationHide
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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 Tancaite-(Ce)Hide
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References for Tancaite-(Ce)Hide
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Localities for Tancaite-(Ce)Hide
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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.
Locality ListHide
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- 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.
Australia | |
---|---|
New South Wales Gough Co. ⓘ Kingsgate | John Haupt collection |
Italy (TL) | |
Sardinia Metropolitan City of Cagliari Sarroch ⓘ Punta de Su Seinargiu (Su Seinargiu; Su Senargiu) (TL) | Fernando Caboni et al. (2023) +3 other references |
Norway | |
Nordland Narvik ⓘ Hundholmen | Husdal (2020) |