Levyclaudite Mineral Data

General Levyclaudite Information

Chemical Formula:

Pb8Sn7Cu3(Bi,Sb)3S28

Composition:

Molecular Weight = 500.30 gm

Copper 4.45 % Cu

Tin 18.98 % Sn

Bismuth 12.50 % Bi

Antimony 1.99 % Sb

Lead 40.55 % Pb

Sulfur 21.54 % S

______

100.00 %

Empirical Formula:

1.36(Pb_0.72)1.36(Bi_0.22)1.36(Sb_0.06)1.36(S)Sn_0.8Cu_0.35S₂

IMA Status:

Approved IMA 1990

Locality:

Aghios Philippos Pb-Zn deposit, Kirki district, Greece. Link to MinDat.org Location Data.

Name Origin:

Named for Claude Levy (1924-), French mineralogist.

Name Pronunciation:

Levyclaudite + Pronunciation

Synonym:

IMA1989-034

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Levyclaudite Crystallography

Axial Ratios:

a:b:c =2.0326:1:1.001

Cell Dimensions:

a = 11.84, b = 5.825, c = 5.831, Z = 3; beta = 92.6° V = 401.74 Den(Calc)= 6.20

Crystal System:

Monoclinic - SphenoidalH-M Symbol (2) Space Group: A2 ?

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

By Intensity(I/I_o): 3.93(1), 2.068(0.3), 4.06(0.3),

Physical Properties of Levyclaudite

Cleavage:

{100} Good

Color:

Gray.

Diaphaneity:

Opaque

Habit:

Lamellar - Thin laminae producing a lamellar structure.

Habit:

Microscopic Crystals - Crystals visible only with microscopes.

Hardness:

2.5-3 - Finger Nail-Calcite

Luster:

Metallic

Streak:

black

Calculated Properties of Levyclaudite

Electron Density:

Bulk Density (Electron Density)=5.28 gm/cc
note: Specific Gravity of Levyclaudite =6.20 gm/cc.

Fermion Index:

Fermion Index = 0.12
Boson Index = 0.88

Photoelectric:

PE_Levyclaudite=1,038.10 barns/electron
U=PE_Levyclaudite x rElectron Density=5,485.48 barns/cc.

Radioactivity:

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

Levyclaudite Classification

Dana Class:

03.01.03.01 (03)Sulfides - Sulfosalts

(03.01)where z/y > 4 - (A+)i (A++)j [By Cz], A=metals, B=semi-metals, C=non-metals

(03.01.03)Dana Group

03.01.03.01 Levyclaudite Pb8Sn7Cu3(Bi,Sb)3S28 A2 ? 2

Strunz Class:

02.HF.25a 02 - SULFIDES and SULFOSALTS (sulfides, selenides, tellurides; arsenides, antimonides, bismuthides; sulfarsenites, sulf

02.H - Sulfosalts of SnS Archetype

02.HF -With SnS and PbS archetype structure units

02.HF.25a Cylindrite Pb3Sn4FeSb2S14 P1 1

02.HF.25a Levyclaudite Pb8Sn7Cu3(Bi,Sb)3S28 A2 ? 2

02.HF.25a Abramovite! Pb2SnInBiS7 P1 1

Other Levyclaudite Information

References:

NAME( Dana8) PHYS. PROP.(Dana8, Ammin, v92:706)

See Also:

Links to other databases for Levyclaudite :
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 Levyclaudite Specimen Label here :

Levyclaudite

Pb8Sn7Cu3(Bi,Sb)3S28
Dana No: 03.01.03.01 Strunz No: 02.HF.25a
Locality:

Notes: