Edenharterite Mineral Data

Edenharterite Mineral Data +

We specialise in top quality, fine minerals from Morocco, Namibia,
South Africa, Pakistan, Democratic Republic of Congo (ZaÃƒï¿½Ã‚Â¯re) and China
Worldwide Fine Minerals by B & C GOBIN

General Edenharterite Information

Chemical Formula:

TlPbAs3S6

Composition:

Molecular Weight = 892.88 gm

Thallium 22.89 % Tl

Arsenic 25.17 % As

Lead 23.21 % Pb

Sulfur 28.73 % S

______

100.00 %

Empirical Formula:

TlPbAs₃S₈

IMA Status:

Approved IMA 1992

Locality:

Lengenbach, Binn, Switzerland. Link to MinDat.org Location Data.

Name Origin:

Named in 1992 for Andreas Edenharter (b.1933), Swiss crystal chemist.

Synonym:

ICSD 83271

IMA1987-026

PDF 46-1283

Edenharterite Image

Images:

Edenharterite

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

Axial Ratios:

a:b:c =0.3255:1:0.1229

Cell Dimensions:

a = 15.465, b = 47.507, c = 5.843, Z = 16; V = 4,292.83 Den(Calc)= 5.53

Crystal System:

Orthorhombic - PyramidalH-M Symbol (mm2) Space Group: F dd2

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

By Intensity(I/I_o): 3.801(1), 2.767(0.43), 2.732(0.41),

Crystal Structure:

Mouse
drag1 - LMB Manipulate Structure
drag2 - RMB Resize/Rotate
Keyboard
S - Stereo Pair on/off
H - Help Screen
I - Data Info
A - Atoms On/Off
P - Polyhedra On/Off
B - Bonds On/Off
Help on Above

Balic-Zunic T , Engel P , Zeitschrift fur Kristallographie , 165 (1983) p.261-269, Crystal structure of synthetic PbTlAs3S6, Locality: synthetic

Physical Properties of Edenharterite

Cleavage:

[???] Good

Color:

Brownish black, Black.

Diaphaniety:

Subtranslucent to Opaque

Hardness:

2.5-3 - Finger Nail-Calcite

Luster:

Sub Metallic

Streak:

raspberry red

Calculated Properties of Edenharterite

Electron Density:

r_electron=4.83 gm/cc
note: r_{Edenharterite}=5.53 gm/cc.

Fermion Index

Fermion Index = 0.05343
Boson Index = 0.94657

Photoelectric:

PE_{Edenharterite}= 813.53 barns/electron
U=PE_{Edenharterite} x r_electron=3,930.07 barns/cc.

Radioactivity:

GRapi = 0 (Gamma Ray American Petroleum Institute Units)

Edenharterite is Not Radioactive

Edenharterite Classification

Dana Class:

3.7.10.2 (3)Sulfides - Sulfosalts

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

(3.7.10)Dana Group

3.7.10.1 Simonite TlHgAs3S6 P 2₁/n 2/m

3.7.10.2 Edenharterite TlPbAs3S6 F dd2 mm2

3.7.10.3 Jentschite! TlPbAs2SbS6 P 2₁/n 2/m

3.7.10.4 Sicherite! TlAg2(As,Sb)3S6 Pmnb 2/m 2/m 2/m

Strunz Class:

II/E.13-42 II - Sulfides and sulphosalts

II/E - Sulfosalts (S : As,Sb,Bi = x) Sulfosalts with predominant Thallium and Mercury, x = 4.0 - 1.6

II/E.13 - Livingstonite - Vaughanite series

II/E.13-10 Livingstonite HgSb4S8 A2/a 2/m

II/E.13-20 Grumiplucite! HgBi2S4 C 2/m 2/m

II/E.13-30 Simonite TlHgAs3S6 P 2₁/n 2/m

II/E.13-40 Vrbaite Tl4Hg3Sb2As8S20 C mca 2/m 2/m 2/m

II/E.13-42 Edenharterite TlPbAs3S6 F dd2 mm2

II/E.13-43 Jentschite! TlPbAs2SbS6 P 2₁/n 2/m

II/E.13-45 Hutchinsonite (Pb,Tl)2As5S9 P bca 2/m 2/m 2/m

II/E.13-50 Lorandite TlAsS2 P 2₁/a 2/m

II/E.13-60 Weissbergite TlSbS2 P1 1

II/E.13-70 Tvalchrelidzeite Hg12(Sb,As)8S15 P1 1

II/E.13-80 Vaughanite TlHgSb4S7 P1 ? 1

Other Edenharterite Information

References:

PHYS. PROP.(37th List of New Min.,Min. Mag.,1996)

See Also:

Links to other databases for Edenharterite :
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

Search for Edenharterite using:

[ALTAVISTA] [AOL] [About.com] [All-The-Web] [HotBot] [Ixquick] [LookSmart] [MAMMA] [MSN.COM] [Netscape] [Teoma] [Wikipedia] [YAHOO]

Visit our Advertisers for Edenharterite :
AA Mineral Specimens
B and L Minerals
Dan Weinrich Fine Minerals
Dan Weinrich Auctions
e-Rocks Auctions
Excalibur Minerals
Exceptional Minerals
Fabre Minerals
Greenside Minerals
John Betts Fine Minerals
Masons Minerals
Minernet.it
Mineral News
Mineral of the Month Club
MineralsWeb Fine Minerals
Rockshop.cz Kalat Fine Minerals
T G Fine Minerals
Wrights Rock Shop

Translate Edenharterite Mineral Data :

Ask about Edenharterite here :
Ask-A-Mineralogist from the Mineralogical Society of America
Mindat.org's Discussion Groups
Original Rockhounds Discussion Group
Rockhounds Discussion Group on Yahoo Groups
Mineral Discussion Forum from Fabre Minerals - also available in Español

Print or Cut-and-Paste your Edenharterite Specimen Label here :

Edenharterite

TlPbAs3S6
Dana No: 3.7.10.2 Strunz No: II/E.13-42
Locality:

Notes: