[Mineral Auctions] [Register] [Current Auctions] [Log In] [www.danweinrich.com] Dan Weinrich Auctions Specializing In Live Weekly Auctions Of Top Quality Mineral Specimens The Place To Find Great Specimens At Great Prices! General Tantalowodginite Information(Mn2,[ ])4Ta4Ta8O32 |
Molecular Weight = 2,848.17 gm |
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Tantalum 76.24 % Ta 93.09 % Ta2O5 |
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Manganese 5.79 % Mn 7.47 % MnO |
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Oxygen 17.98 % O |
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100.00 % 100.56 % = TOTAL OXIDE |
Mn2+3Ta4Ta8O32 |
Not Approved IMA, Abandoned 1992 |
Link to MinDat.org Location Data. |
Named for the composition. |
| | Search for Tantalowodginite Images
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| | Tantalowodginite Crystallography Monoclinic - PrismaticH-M Symbol (2/m) Space Group: C 2/c |
| Physical Properties of TantalowodginiteBrown. |
6.9 - 7.4, Average = 7.15 |
Translucent to Opaque |
5-5.5 - Apatite-Knife Blade |
Adamantine |
| Optical Properties of Tantalowodginite NCalc= 2.11 - from Gladstone-Dale relationship (KC = 0.1553) where Ncalc=Dmeas*KC+1 |
| Calculated Properties of TantalowodginiteBulk Density (Electron Density)=6.06 gm/cc |
note: Specific Gravity of Tantalowodginite =7.15 gm/cc. Fermion Index = 0.0001777688 |
Boson Index = 0.9998222312 PETantalowodginite = 927.96 barns/electron |
U=PETantalowodginite x rElectron Density=5,623.48 barns/cc. GRapi = 0 (Gamma Ray American Petroleum Institute Units) |
Tantalowodginite is Not Radioactive | Tantalowodginite Classification04.00.00.00 (04)Oxide Minerals |
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(04.00)Without Dana Classification Numbers |
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(04.00.00)Oxide |
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04.DB.40 04 - OXIDES (Hydroxides, V[5,6] vanadates, arsenites, antimonites, bismuthites, sulfites, selenites, tellurites, iodate |
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04.D - Metal:Oxygen = 1:2 and similar |
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04.DB -With medium-sized cations; chains of edge-sharing octahedra |
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| Other Tantalowodginite InformationPHYS. PROP.(Bull.Miner.,Vol.107-111,1984-1988) |
Links to other databases for Tantalowodginite : |
1 - Am. Min. Crystal Structure Database 2 - Athena 3 - Google Images 4 - Google Scholar 5 - MinDAT 6 - MinMax(Deutsch) 7 - MinMax(English) 8 - Mineralienatlas (Deutsch) 9 - QUT Mineral Atlas 10 - Ruff.Info Search for Tantalowodginite using: Visit our Advertisers for Tantalowodginite : AA Mineral SpecimensB & L Fine Minerals Crystalarium.com Dan Weinrich Fine Minerals Dan Weinrich Auctions Dakota Matrix Desert Winds Gems and Minerals Excalibur Minerals Exceptional Minerals Fabre Minerals Heliodor John Betts Fine Minerals Mason's Minerals Mineral News Mineral of the Month Club Wrights Rock Shop Translate Tantalowodginite Mineral Data : Ask about Tantalowodginite here : Print or Cut-and-Paste your Tantalowodginite Specimen Label here :
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