Sakharovaite Mineral Data

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General Sakharovaite Information

Chemical Formula:

(Pb,Fe)(Bi,Sb)2S4

Composition:

Molecular Weight = 656.33 gm

Iron 0.85 % Fe

Bismuth 38.21 % Bi

Antimony 12.99 % Sb

Lead 28.41 % Pb

Sulfur 19.54 % S

______

100.00 %

Empirical Formula:

Pb_0.9Fe²⁺_0.1Bi_1.2Sb_0.7S₄

Environment:

Found in carbonate veinlets cutting arsenopyrite ore. Sakharovaite (1955) is now considered Bi-bearing jamesonite.

IMA Status:

Discredited IMA 2006

Locality:

Ustarasaisk deposit, Tian Shan Mountains, Kazakhstan. Link to MinDat.org Location Data.

Name Origin:

Named for Marina S. Sakharova (1917-), Russian mineralogist.

Name Pronunciation:

Sakharovaite + Pronunciation

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Sakharovaite Crystallography

Crystal System:

Monoclinic

$Help on X Ray Diffraction:$ X Ray Diffraction:

By Intensity(I/I_o): 3.412(1), 2.031(0.6), 2.721(0.6),

Physical Properties of Sakharovaite

Cleavage:

{???} Perfect

Color:

Lead gray.

Diaphaneity:

Opaque

Habit:

Acicular - Occurs as needle-like crystals.

Luster:

Metallic

Optical Properties of Sakharovaite

RL Anisotrophism:

Strong, with reddish internal reflections seen only in oil.

RL Color:

Pure white.

RL Pleochroism:

Birefringent.

Calculated Properties of Sakharovaite

Fermion Index:

Fermion Index = 0.06
Boson Index = 0.94

Photoelectric:

PE_Sakharovaite=1,298.02 barns/electron
U=PE_Sakharovaite x rElectron Density= . barns/cc.

Radioactivity:

GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Sakharovaite is Not Radioactive

Sakharovaite Classification

Dana Class:

03.07.09.02 (03)Sulfides - Sulfosalts

(03.07)where z/y = 2 - (A+)i (A++)j [By Cz], A=metals, B=semi-metals, C=non-metals

(03.07.09)Galenobismutite Group

03.07.09.01 Galenobismutite PbBi2S4 Pnam 2/m 2/m 2/m

03.07.09.02 Sakharovaite? (Pb,Fe)(Bi,Sb)2S4 Mono

03.07.09.03 Berthierite FeSb2S4 Pnam 2/m 2/m 2/m

03.07.09.04 Garavellite FeSbBiS4 Pnam 2/m 2/m 2/m

03.07.09.05 Clerite! MnSb2S4 Pnam 2/m 2/m 2/m

Strunz Class:

02.XX.00 02 - SULFIDES and SULFOSALTS (sulfides, selenides, tellurides; arsenides, antimonides, bismuthides; sulfarsenites, sulf

02.X - Unclassified Strunz SULFIDES and SULFOSALTS (sulfides, selenides, tellurides; arsenides, antimonides, bismuthides; sulfarse

02.XX -Sulfosalt - Sb, Bi

02.XX.00 Isochalcopyrite? Cu8Fe9S16 Unk Cubic

02.XX.00 Bayankhanite? Cu6HgS4 Unk Hex

02.XX.00 Bravoite? (Fe,Ni,Co)S2 P a3 2/m 3

02.XX.00 Dzhezkazganite* (Pb,Cu,Rh)S2(?) P a3? 2/m 3

02.XX.00 Dilithium* Li2Te P 222 2 2 2

02.XX.00 Horobetsuite* (Bi,Sb)2S3 Pbnm 2/m 2/m 2/m

02.XX.00 Horsfordite? Cu5Sb Unk Cubic

02.XX.00 Kurilite? (Ag,Au)2(Te,Se,S) P m3n,P 4₃n Cubic

02.XX.00 Imgreite? NiTe P 6₃/mmc 6/m 2/m 2/m

02.XX.00 Matraite? ZnS R 3m 3m

02.XX.00 Iridisite* (Ir,Cu,Rh,Ni,Pt)S2 Unk Cubic

02.XX.00 Kitaibelite? Ag10PbBi30S51 Mono ? Mono

02.XX.00 Jeromite? As(S,Se)2 None

02.XX.00 Parajamesonite? Pb4FeSb6S14 Unk Ortho

02.XX.00 Volfsonite* Cu10CuFeFe2Sn3S16 P 4₂m-,P 42₁2 Tetra

02.XX.00 Prassoite Rh17S15(?) P m3m 4/m 3 2/m

02.XX.00 Sakharovaite? (Pb,Fe)(Bi,Sb)2S4 Mono

02.XX.00 Samaniite Cu2Fe5Ni2S8 P 4₁/mmm 4mm

02.XX.00 Tazieffite! Pb20Cd2(As,Bi)22S50Cl10 C 2/c 2/m

02.XX.00 Horomanite Fe6Ni3S8 P 4/mmm 4mm

Other Sakharovaite Information

References:

NAME( Dana8) PHYS. PROP.(Enc. of Minerals,2nd ed.,1990) OPTIC PROP.(AntBidBlaNic1)

See Also:

Links to other databases for Sakharovaite :
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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Print or Cut-and-Paste your Sakharovaite Specimen Label here :

Sakharovaite

(Pb,Fe)(Bi,Sb)2S4
Dana No: 03.07.09.02 Strunz No: 02.XX.00
Locality:

Notes: