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Dienerite Mineral Data
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General Dienerite Information
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 Chemical Formula: |
Ni3As |
| Composition: |
Molecular Weight = 250.99 gm |
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Nickel 70.15 % Ni |
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Arsenic 29.85 % As |
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______ |
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100.00 % |
| Empirical Formula: |
Ni3As |
| Environment: |
Known only from one loose crystal. A questionable species. Dienerite (1921) is now regarded as nickel-skutterudite. |
| IMA Status: |
Discredited IMA 2006 - Valid Species (Pre-IMA) 1921 |
| Locality: |
Near Radstadt, Salzburg, Austria. Link to MinDat.org Location Data. |
| Name Origin: |
Named after Karl Diener (1862-1928), Austrian paleontologist from Vienna who discovered the mineral. |
| Name Pronunciation: |
Dienerite + Pronunciation  |
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Dienerite Image |
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Images:
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Images:
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Nickelskutterudite Dienerite
Comments: Aggregate of silver-gray nickelskutterudite cubes, some tarnished to a brassy color. Dienerite is now considered to be nickelskutterudite.
Location: Hasserode, Harz, Germany.
Scale: See Image.
© Rruff Database |
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Dienerite Crystallography
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| Cell Dimensions: |
a = 9.45, Z = 16; V = 843.91 Den(Calc)= 7.90 |
| Crystal System: |
Isometric - Hextetrahedral H-M Symbol (4 3m) Space Group: I 43d |
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Physical Properties of Dienerite
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| Color: |
Gray white. |
| Diaphaneity: |
Opaque |
| Hardness: |
3-3.5 - Calcite-Copper Penny |
| Luster: |
Metallic |
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Calculated Properties of Dienerite
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| Electron Density: |
Bulk Density (Electron Density)=7.37 gm/cc
note: Specific Gravity of Dienerite =7.90 gm/cc.
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| Fermion Index: |
Fermion Index = 0.0079269227
Boson Index = 0.9920730773 |
| Photoelectric: |
PEDienerite = 49.74 barns/electron
U=PEDienerite x rElectron Density= 366.37 barns/cc.
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| Radioactivity: |
GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Dienerite is Not Radioactive |
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Dienerite Classification
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| Dana Class: |
02.02.02.03 (02)Sulfides - Including Selenides and Tellurides |
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(02.02)where Am Bn Xp, with (m+n):p=3:1 |
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(02.02.02)Domeykite Group |
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02.02.02.01 Domeykite Cu3As I 43d 4 3m |
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02.02.02.02 Kutinaite Cu14Ag6As7 P m3m 4/m 3 2/m |
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02.02.02.03 Dienerite? Ni3As I 43d 4 3m |
| Strunz Class: |
02.EC.05 02 - SULFIDES and SULFOSALTS (sulfides, selenides, tellurides; arsenides, antimonides, bismuthides; sulfarsenites, sulf |
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02.E - Metal Sulfides, M:S � 1:2 |
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02.EC -M:S = 1:>2 |
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02.EC.05 Dienerite? Ni3As I 43d 4 3m |
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02.EC.05 Kieftite CoSb3 I m3 2/m 3 |
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02.EC.05 Nickelskutterudite (Ni,Co)As3-x I m3 2/m 3 |
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02.EC.05 Skutterudite (Co,Ni)As3-x I m3 2/m 3 |
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02.EC.05 Ferroskutterudite! (Fe,Co)As3 Im3 2/m 3 |
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Other Dienerite Information
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| References: |
NAME( CanMin, 8/99) PHYS. PROP.(Enc. of Minerals,2nd ed.,1990) |
| See Also: |
Links to other databases for Dienerite :
1 - Am. Min. Crystal Structure Database
2 - Athena
3 - EUROmin Project
4 - Ecole des Mines de Paris
5 - GeoScienceWorld
6 - Google Images
7 - Google Scholar
8 - Handbook of Mineralogy (MinSocAm)
9 - Handbook of Mineralogy (UofA)
10 - MinDAT
11 - Mineralienatlas (Deutsch)
12 - Online Mineral Museum
13 - QUT Mineral Atlas
14 - Ruff.Info
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Dienerite
Ni3As
Dana No: 02.02.02.03 Strunz No: 02.EC.05
Locality:
Notes:
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