Anthoinite Mineral Data + 
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- 48.3.3.1 Anthoinite AlWO3(OH)3 P1 or P1 Tri
- IV/E.02-10 Tungstite WO3·(H2O) Pmnb 2/m 2/m 2/m
- IV/E.02-20 Meymacite WO3·2(H2O) None
- IV/E.02-30 Hydrotungstite H2WO4·(H2O) P 2/m 2/m
- IV/E.02-40 Alumotungstite (W,Al)(O,OH)3(?) Unk Cubic
- IV/E.02-50 Anthoinite AlWO3(OH)3 P1 or P1 Tri
- IV/E.02-60 Mpororoite Al(WO3)(OH)3·2(H2O) P1 or P1 Tri
- IV/E.02-70 Yttrotungstite-(Y) YW2O6(OH)3 P 21/m 2/m
- IV/E.02-75 Yttrotungstite-(Ce)! (Ce,Nd,Y)W2O6(OH)3 P 21/m 2/m
- IV/E.02-80 Cerotungstite-(Ce) CeW2O6(OH)3 P 21/m 2/m
General Anthoinite Information |
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 Chemical Formula: |
AlWO3(OH)3 | ||
| Composition: |
Molecular Weight = 309.85 gm | ||
| Aluminum 8.71 % Al 16.45 % Al2O3 | |||
| Hydrogen 0.98 % H 8.72 % H2O | |||
| Tungsten 59.33 % W 74.83 % WO3 | |||
| Oxygen 30.98 % O | |||
| ______ ______ | |||
| 100.00 % 100.00 % = TOTAL OXIDE | |||
| Empirical Formula: |
AlWO3(OH)3 | ||
| Environment: |
In placers and probable alteration product of scheelite. | ||
| IMA Status: |
Valid Species (Pre-IMA) 1947 | ||
| Locality: |
Mt. Misobo tungsten mine, Kalima district, Maniema, Zaire. Link to MinDat.org Location Data. | ||
| Name Origin: |
Named for Raymond Anthoine (1888-1971), Belgian mining engineer, who wrote on prospecting of alluvial deposits. | ||
Anthoinite Image | |||
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Anthoinite Crystallography |
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| Axial Ratios: |
a:b:c =0.8107:1:0.7271 | ||
| Cell Dimensions: |
a = 9.21, b = 11.36, c = 8.26, Z = 8; alpha = 94.75°, beta = 90°, gamma = 92.58° V = 860.37 Den(Calc)= 4.78 | ||
| Crystal System: |
TriclinicSpace Group: P1 or P1 | ||
| X Ray Diffraction: |
By Intensity(I/Io): 3.052(1), 3.07(1), 4.195(1), | ||
Physical Properties of Anthoinite |
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| Cleavage: |
[???] Perfect | ||
| Color: |
White. | ||
| Density: |
4.8 | ||
| Habit: |
Earthy - Dull, clay-like texture with no visible crystalline affinities, (e.g. howlite). | ||
| Hardness: |
1 - Talc | ||
| Luster: |
Earthy (Dull) | ||
| Streak: |
white | ||
Optical Properties of Anthoinite |
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| Gladstone-Dale: |
CI meas= 0.114 (Poor) - where the CI = (1-KPDmeas/KC) CI calc= 0.11 (Poor) - where the CI = (1-KPDcalc/KC) KPDcalc= 0.1705,KPDmeas= 0.1698,KC= 0.1917 |
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| Optical Data: |
Biaxial (?), b=1.81-1.82 | ||
Calculated Properties of Anthoinite |
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| Electron Density: |
relectron=4.26 gm/cc |
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| Fermion Index |
Fermion Index = 0.08488 Boson Index = 0.91512 |
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| Photoelectric: |
PEAnthoinite = 719.06 barns/electron |
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| Radioactivity: |
GRapi = 0 (Gamma Ray American Petroleum Institute Units) Anthoinite is Not Radioactive |
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Anthoinite Classification |
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| Dana Class: |
48.3.3.1 (48)Anhydrous Molybdates and Tungstates | ||
| (48.3)(Basic Anhydrous) | |||
| (48.3.3)Dana Group | |||
| Strunz Class: |
IV/E.02-50 IV - Oxides | ||
| IV/E - Oxides with metal : oxygen < 1:2 (M2O5, MO3) | |||
| IV/E.02 - Tungstite - Cerotungstite-(Ce) series | |||
Other Anthoinite Information |
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| References: |
NAME( Dana8) PHYS. PROP.(Dana8) OPTIC PROP.(Enc. of Minerals,2nd ed.,1990) | ||
| See Also: |
Links to other databases for Anthoinite : 1 -Am. Min. Crystal Structure Database 2 -Athena 3 - Crocoite.com Mineral Locations 4 - EUROmin Project 5 -Google Images 6 -Google Scholar 7 -Handbook of Mineralogy (UofA) 8 -MinDAT 9 -MinMax(Deutsch) 10 -MinMax(English) 11 -Mineralienatlas (Deutsch) 12 -QUT Mineral Atlas 13 -École des Mines de Paris Search for Anthoinite using: Visit our Advertisers for Anthoinite : Translate Anthoinite Mineral Data : Ask about Anthoinite here : Print or Cut-and-Paste your Anthoinite Specimen Label here :
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