Mineralogy Database

Edenharterite Mineral Data

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General Edenharterite Information

Help on Chemical  Formula: Chemical Formula: TlPbAs3S6
Help on Composition: Composition: Molecular Weight = 892.88 gm
   Thallium  22.89 %  Tl
   Arsenic   25.17 %  As
   Lead      23.21 %  Pb
   Sulfur    28.73 %  S
            100.00 % 
Help on Empirical Formula: Empirical Formula: TlPbAs3S8
Help on IMA Status: IMA Status: Approved IMA 1992
Help on Locality: Locality: Lengenbach, Binn, Switzerland. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named in 1992 for Andreas Edenharter (b.1933), Swiss crystal chemist.
Help on Name Pronunciation: Name Pronunciation: Edenharterite + Pronunciation Say EDENHARTERITE
Help on Synonym: Synonym: ICSD 83271
  PDF 46-1283

Edenharterite Image

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Comments: Submetallic, deep brownish black crystalline aggregate of edenharterite crystals in white dolomite.
Location: Lengenbach quarry, Binntal, Valais, Switzerland. Scale: Crystal size 2 mm.
© Walter Gabriel

Edenharterite Crystallography

Help on Axial Ratios: Axial Ratios: a:b:c =0.3255:1:0.1229
Help on Cell Dimensions: Cell Dimensions: a = 15.465, b = 47.507, c = 5.843, Z = 16; V = 4,292.83 Den(Calc)= 5.53
Help on Crystal System: Crystal System: Orthorhombic - Pyramidal H-M Symbol (mm2) Space Group: F dd2
Help on X Ray Diffraction: X Ray Diffraction: By Intensity(I/Io): 3.801(1), 2.767(0.43), 2.732(0.41),

Physical Properties of Edenharterite

Help on Cleavage: Cleavage: {???} Good
Help on Color: Color: Brownish black, Black.
Help on Diaphaneity: Diaphaneity: Subtranslucent to Opaque
Help on Hardness: Hardness: 2.5-3 - Finger Nail-Calcite
Help on Luster: Luster: Sub Metallic
Help on Streak: Streak: raspberry red

Calculated Properties of Edenharterite

Help on Electron Density: Electron Density: Bulk Density (Electron Density)=4.83 gm/cc
note: Specific Gravity of Edenharterite =5.53 gm/cc.
Help on Fermion Index: Fermion Index: Fermion Index = 0.05
Boson Index = 0.95
Help on Photoelectric: Photoelectric: PEEdenharterite = 813.53 barns/electron
U=PEEdenharterite x rElectron Density=3,930.08 barns/cc.
Help on Radioactivity: Radioactivity: GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Edenharterite is Not Radioactive

Edenharterite Classification

Help on  Dana Class: Dana Class: (03)Sulfides - Sulfosalts
  (03.07)where z/y = 2 - (A+)i (A++)j [By Cz], A=metals, B=semi-metals, C=non-metals
  (03.07.10)Simonite Group Simonite TlHgAs3S6 P 21/n 2/m Edenharterite TlPbAs3S6 F dd2 mm2 Jentschite! TlPbAs2SbS6 P 21/n 2/m Sicherite! TlAg2(As,Sb)3S6 Pmnb 2/m 2/m 2/m
Help on  Strunz Class: Strunz Class: 02.HD.35 02 - SULFIDES and SULFOSALTS (sulfides, selenides, tellurides; arsenides, antimonides, bismuthides; sulfarsenites, sulf
  02.H - Sulfosalts of SnS Archetype
  02.HD -With Tl
02.HD.35 Edenharterite TlPbAs3S6 F dd2 mm2

Other Edenharterite Information

Help on References: References: PHYS. PROP.(37th List of New Min.,Min. Mag.,1996)
Help on See Also: See Also: Links to other databases for Edenharterite :
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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Dana No: Strunz No: 02.HD.35





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