Anthoinite Mineral Data

Anthoinite Mineral Data
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General Anthoinite Information

Help on Chemical Formula: Chemical Formula: AlWO3(OH)3
Help on Composition: 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
Help on Empirical Formula: Empirical Formula: AlWO3(OH)3
Help on Environment: Environment: In placers and probable alteration product of scheelite.
Help on IMA Status: IMA Status: Valid Species (Pre-IMA) 1947
Help on Locality: Locality: Mt. Misobo tungsten mine, Kalima district, Maniema, Zaire. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named for Raymond Anthoine (1888-1971), Belgian mining engineer, who wrote on prospecting of alluvial deposits.
Help on Name Pronunciation: Name Pronunciation: Anthoinite + Pronunciation Say ANTHOINITE
 

Anthoinite Image

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Anthoinite   Cerotungstite-(Ce)   Ferberite

Comments: Yellow cerotungstite-(Ce), with black ferberite veins and whitish anthoinite.
Location: Bugarama, Rwanda. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species
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Anthoinite   Mpororoite

Comments: White chalky massive mpororoite with brown anthoinite.
Location: Kara Mine, Tasmania, Australia. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Anthoinite Crystallography
Help on Axial Ratios: Axial Ratios: a:b:c =0.8107:1:0.7271
Help on Cell Dimensions: 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
Help on Crystal System: Crystal System: TriclinicSpace Group: P1 or P1
Help on X Ray Diffraction: X Ray Diffraction: By Intensity(I/Io): 3.052(1), 3.07(1), 4.195(1),
 

Physical Properties of Anthoinite

Help on Cleavage: Cleavage: {???} Perfect
Help on Color: Color: White.
Help on Density: Density: 4.8
Help on Habit: Habit: Earthy - Dull, clay-like texture with no visible crystalline affinities, (e.g. howlite).
Help on Hardness: Hardness: 1 - Talc
Help on Luster: Luster: Earthy (Dull)
Help on Streak: Streak: white
 

Optical Properties of Anthoinite

Help on Gladstone-Dale: 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
Ncalc = 1.92
Help on Optical Data: Optical Data: Biaxial (?), b=1.81-1.82
 

Calculated Properties of Anthoinite

Help on Electron Density: Electron Density: Bulk Density (Electron Density)=4.26 gm/cc
note: Specific Gravity of Anthoinite =4.78 gm/cc.
Help on Fermion Index: Fermion Index: Fermion Index = 0.08
Boson Index = 0.92
Help on Photoelectric: Photoelectric: PEAnthoinite = 719.06 barns/electron
U=PEAnthoinite x rElectron Density=3,061.61 barns/cc.
Help on Radioactivity: Radioactivity: GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Anthoinite is Not Radioactive
 

Anthoinite Classification
Help on Dana Class: Dana Class: 48.03.03.01 (48)Anhydrous Molybdates and Tungstates
  (48.03)(Basic Anhydrous)
  (48.03.03)Dana Group
 
48.03.03.01 Anthoinite AlWO3(OH)3 P1 or P1 Tri
Help on Strunz Class: Strunz Class: 07.GB.35 07 - SULFATES (SELENATES, TELLURATES)
  07.G - Molybdates, Wolframates and Niobates
  07.GB -With additional anions and/or H2O
 
07.GB.35 Anthoinite AlWO3(OH)3 P1 or P1 Tri
 
07.GB.35 Mpororoite Al(WO3)(OH)3•2(H2O) P1 or P1 Tri
 

Other Anthoinite Information
Help on References: References: NAME( Dana8) PHYS. PROP.(Dana8) OPTIC PROP.(Enc. of Minerals,2nd ed.,1990)
Help on See Also: See Also: Links to other databases for Anthoinite :
1 - Am. Min. Crystal Structure Database
2 - Athena
3 - EUROmin Project
4 - Ecole des Mines de Paris
5 - Google Images
6 - Google Scholar
7 - Handbook of Mineralogy (MinSocAm)
8 - Handbook of Mineralogy (UofA)
9 - MinDAT
10 - MinMax(Deutsch)
11 - MinMax(English)
12 - Mineralienatlas (Deutsch)
13 - QUT Mineral Atlas
14 - Ruff.Info

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Anthoinite

AlWO3(OH)3
Dana No: 48.03.03.01 Strunz No: 07.GB.35
Locality:

 

Notes: