Anthoinite (original) (raw)

A valid IMA mineral species - grandfathered

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About AnthoiniteHide

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Colour:

White (when free of iron)

Specific Gravity:

4.78 - 4.87

Name:

For Raymond Anthoine (Charleroi, Hainaut province, Belgium, May 12 1888 - Brussels, June 4 1971), Belgian mining engineer who wrote on prospecting of alluvial deposits.

This page provides mineralogical data about Anthoinite.

Unique IdentifiersHide

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Long-form identifier:

mindat:1:1:252:7

4e091aa8-14fc-4603-83a4-fabaf3f42593

IMA Classification of AnthoiniteHide

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Approved, 'Grandfathered' (first described prior to 1959)

Classification of AnthoiniteHide

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7.GB.35

7 : SULFATES (selenates, tellurates, chromates, molybdates, wolframates)
G : Molybdates, Wolframates and Niobates
B : With additional anions and/or H2O

48.3.3.1

48 : ANHYDROUS MOLYBDATES AND TUNGSTATES
3 : Basic Anhydrous Molybdates and Tungstates

27.4.4

27 : Sulphites, Chromates, Molybdates and Tungstates
4 : 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
Atn 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 AnthoiniteHide

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Colour:

White (when free of iron)

Cleavage:

Perfect
On one direction.

Density:

4.78 - 4.87 g/cm3 (Measured) 4.84 g/cm3 (Calculated)

Optical Data of AnthoiniteHide

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RI values:

n = 1.81 - 1.82

Birefringence:

noted under high magnification

δ = 0.000

Image shows birefringence interference colour range (at 30µm thickness)
and does not take into account mineral colouration.

Comments:

Measured 2V not determined.

Chemistry of AnthoiniteHide

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Mindat Formula:

AlWO3(OH)3

Crystallography of AnthoiniteHide

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Class (H-M):

1 - Pinacoidal

Cell Parameters:

a = 8.196(1) Å, b = 9.187(1) Å, c = 11.316(1) Å
α = 92.82(1)°, β = 94.08(1)°, γ = 90.23(1)°

Ratio:

a:b:c = 0.892 : 1 : 1.232

Unit Cell V:

848.84 ų (Calculated from Unit Cell)

Morphology:

Crystals platy, flattened on {010}. Commonly as powdery or chalky masses and as pseudomorphs after large scheelite crystals.

Comment:

Space-group setting I-1.

Crystal StructureHide

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ID Species Reference Link Year Locality Pressure (GPa) Temp (K)
0018557 Anthoinite Grey I E, Madsen I C, Mills S J, Hatert F, Peterson V K, Bastow T J (2010) A new type of cubic-stacked layer structure in anthoinite, AlWO3(OH)3 American Mineralogist 95 639-645 2010 Mt Misobo Mine, Democratic Republic of the Congo 0 293

CIF Raw Data - click here to close

X-Ray Powder DiffractionHide

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Powder Diffraction Data:

d-spacing Intensity
5.63 Å (100)
4.19 Å (83)
3.058 Å (71)
3.97 Å (69)
2.462 Å (61)
4.33 Å (37)
4.12 Å (35)

Comments:

Material from Nyamulilo Mine, Uganda; sample shows preferred orientation

Geological EnvironmentHide

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Geological Setting:

altered skarn (Kara Mine, Tasmania)

Type Occurrence of AnthoiniteHide

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General Appearance of Type Material:

powdery to chalky masses, and pseudomorphs after large scheelite crystals; as platy crystals to a few mm

Place of Conservation of Type Material:

Royal Museum for Central Africa, Tervuren, Belgium (No. 2.426)

Geological Setting of Type Material:

Sn-W placers, W-bearing quartz veins

Associated Minerals at Type Locality:

Other Language Names for AnthoiniteHide

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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. Alexearlite Hg3(MoO4)S2 Orth. m m m _(_2/_m_2/_m_2/m ) : P n m a
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 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 Tancaite-(Ce) FeCe(MoO4)3 · 3H2O Trig. 3 : _R_3
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

Other InformationHide

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Notes:

Slowly attacked by HCl and HNO3; readily soluble in strong KOH solution.

Forms pseudomorphs after Scheelite crystals.

Health Risks:

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

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References for AnthoiniteHide

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Reference List:

**Palache, Charles, Berman, Harry, Frondel, Clifford (1951) The System of Mineralogy (7th ed.) Vol. 2 - Halides, Nitrates, Borates, Carbonates, Sulfates, Phosphates, Arsenates, Tungstates, Molybdates, Ect. John Wiley and Sons, New York.**pp.1097-1098

Dunn, Pete J., Ferraiolo, James A., Fleischer, Michael, Gobel, Volker, Grice, Joel D., Langley, Richard H., Shigley, James E., Vanko, David A., Zilczer, Janet A. (1985) New mineral names. American Mineralogist, 70 (11-12) 1329-1335

**Anthony, John Williams, Bideaux, Richard A., Bladh, Kenneth W., Nichols, Monte C. - Ed. (1997) Handbook of Mineralogy Vol. 3 - Halides, Hydroxides, Oxides. Mineral Data Publishing, Tucson, Arizona. p.1-682.**pp.17-17

Grey, I.E., Madsen, I.C., Mills, S.J., Hatert, F., Paterson, V., Bastow, T.J. (2010) A new type of cubic-stacked layer structure in anthoinite, AlWO3(OH)3. American Mineralogist: 95(4): 639–645.

SHIMOBAYASHI, Norimasa, OHNISHI, Masayuki, TSURUTA, Kenji (2012) Secondary tungsten minerals in quartz veins in the Ishidera area, Wazuka, Kyoto Prefecture, Japan: anthoinite, mpororoite, and Fe-free hydrokenoelsmoreite. Journal of Mineralogical and Petrological Sciences, 107 (1) 33-38 doi:10.2465/jmps.111020f

Localities for AnthoiniteHide

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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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