General Borovskite Information
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Chemical Formula: |
Pd3SbTe4 |
Composition: |
Molecular Weight = 951.41 gm |
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Antimony 12.80 % Sb |
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Tellurium 53.65 % Te |
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Palladium 33.56 % Pd |
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______ |
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100.00 % |
Empirical Formula: |
Pd3SbTe4 |
Environment: |
In massive pentlandite-chalcopyrite-pyrrhotite ores of hydrothermal origin. |
IMA Status: |
Approved IMA 1973 |
Locality: |
From the Khautovaarsk Cu-Ni deposit, Karelian ASSR, USSR. Link to MinDat.org Location Data. |
Name Origin: |
For Igor Borisovich Borovskii, Russian pioneer in microprobe analysis. |
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Borovskite Image |
Images:
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Borovskite Temagamite Merenskyite
Comments: Borovskite (Bvk) - temagamite (Tmg) - merenskyite (Mrk) composite grain included in chalcopyrite (Ccp). (CanMin, v 42, p 674).
Location: McBratney high-grade PGE-Au occurrence, Bear Lake mafic unit, Proterozoic Flin Flon greenstone belt, Manitoba, Canada.
Scale: See Image.
© Canadian Mineralogist |
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Borovskite Crystallography
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Cell Dimensions: |
a = 5.794, Z = 1; V = 194.51 Den(Calc)= 8.12 |
Crystal System: |
Isometric - HexoctahedralH-M Symbol (4/m 3 2/m) Space Group: F m3m |
X Ray Diffraction: |
By Intensity(I/Io): 2.902(1), 2.041(0.6), 1.55(0.5), |
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Physical Properties of Borovskite
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Color: |
Dark gray. |
Density: |
8.12 |
Diaphaniety: |
Opaque |
Hardness: |
3 - Calcite |
Luster: |
Metallic |
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Optical Properties of Borovskite
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RL Anisotrophism: |
Isotropic to slightly anisotropic. |
RL Color: |
White. |
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Calculated Properties of Borovskite
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Electron Density: |
relectron=6.78 gm/cc note: rBorovskite =8.12 gm/cc. |
Fermion Index |
Fermion Index = 0.11779 Boson Index = 0.88221 |
Photoelectric: |
PEBorovskite = 326.37 barns/electron U=PEBorovskite x relectron=2,211.68 barns/cc. |
Radioactivity: |
GRapi = 0 (Gamma Ray American Petroleum Institute Units) Borovskite is Not Radioactive |
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Borovskite Classification
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Dana Class: |
2.8.1.7 (2)Sulfides - Including Selenides and Tellurides |
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(2.8)where Am Bn Xp, with (m+n):p=1:1 |
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(2.8.1)Galena Group (Isometric: Fm3m) |
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2.8.1.1 Galena PbS F m3m 4/m 3 2/m |
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2.8.1.2 Clausthalite PbSe F m3m 4/m 3 2/m |
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2.8.1.3 Altaite PbTe F m3m 4/m 3 2/m |
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2.8.1.4 Alabandite MnS F m3m 4/m 3 2/m |
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2.8.1.5 Oldhamite (Ca,Mg,Fe)S F m3m 4/m 3 2/m |
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2.8.1.6 Niningerite (Mg,Fe,Mn)S F m3m 4/m 3 2/m |
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2.8.1.7 Borovskite Pd3SbTe4 F m3m 4/m 3 2/m |
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2.8.1.8 Crerarite (Pt,Pb)Bi3(S,Se)4-x(x~0.7) F m3m 4/m 3 2/m |
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2.8.1.9 Keilite! (Fe,Mg)S F m3m 4/m 3 2/m |
Strunz Class: |
II/A.07-60 II - Sulfides and sulphosalts |
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II/A - Alloys and alloylike compounds, with metals of the Platinum series, (Palladium) |
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II/A.07 - Telargpalite - Borovskite series |
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II/A.07-10 Telargpalite (Pd,Ag)3Te Unk Cubic |
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II/A.07-20 Keithconnite Pd3-xTe(x=0.14to0.43) R 3 3 |
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II/A.07-30 Telluropalladinite Pd9Te4 P 21/c 2/m |
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II/A.07-35 Oulankaite! (Pd,Pt)5(Cu,Fe)4SnTe2S2 Tetra |
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II/A.07-40 Sopcheite Ag4Pd3Te4 Unk Ortho |
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II/A.07-50 Temagamite Pd3HgTe3 Unk Ortho |
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II/A.07-60 Borovskite Pd3SbTe4 F m3m 4/m 3 2/m |
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Other Borovskite Information
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References: |
NAME( AntBidBlaNic1) PHYS. PROP.(Enc. of Minerals,2nd ed.,1990) OPTIC PROP.(AntBidBlaNic1) |
See Also: |
Links to other databases for Borovskite :
1 -Am. Min. Crystal Structure Database
2 -Athena
3 - EUROmin Project
4 -Google Images
5 -Google Scholar
6 -Handbook of Mineralogy (UofA)
7 -MinDAT
8 -MinMax(Deutsch)
9 -MinMax(English)
10 -Mineralienatlas (Deutsch)
11 -QUT Mineral Atlas
12 -École des Mines de Paris
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Print or Cut-and-Paste your Borovskite Specimen Label here :
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Borovskite
Pd3SbTe4
Dana No: 2.8.1.7 Strunz No: II/A.07-60
Locality:
Notes:
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