Aurostibite Mineral Data

General Aurostibite Information

Chemical Formula:

AuSb2

Composition:

Molecular Weight = 440.47 gm

Antimony 55.28 % Sb

Gold 44.72 % Au

______

100.00 %

Empirical Formula:

AuSb₂

Environment:

In hydrothermal gold-quartz veins, in portions deficient in sulfur and containing other antimony minerals.

IMA Status:

Valid Species (Pre-IMA) 1952

Locality:

In the Giant Yellowknife mine, Northwest Territories; in the Chesterville mine, Larder Lake; and the Hemlo gold deposit, Thunder Bay district, Ontario, Canada. Link to MinDat.org Location Data.

Name Origin:

In reference to its composition.

Name Pronunciation:

Aurostibite + Pronunciation

Synonym:

ICSD 40350

PDF 8-460

Aurostibite Image

Images:

Criddleite Aurostibite

Comments: B&W polished section image of criddleite (grey) surrounding and penetrating aurostibite (white) within quartz gangue. (MinMag, v52:691).
Location: Hemlo gold deposit, Hemlo, Ontario, Canada. Scale: See Image.
© Mineralogical Magazine

Aurostibite Crystallography

Cell Dimensions:

a = 6.66, Z = 4; V = 295.41 Den(Calc)= 9.90

Crystal System:

Isometric - Diploidal H-M Symbol (2/m 3) Space Group: P a3

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

By Intensity(I/I_o): 2.01(1), 2.98(0.75), 3.33(0.7),

Physical Properties of Aurostibite

Cleavage:

{???} Indistinct

Color:

Lead gray.

Density:

9.98

Diaphaneity:

Opaque

Hardness:

3 - Calcite

Luster:

Metallic

Streak:

bronze

Optical Properties of Aurostibite

RL Color:

White with pink tint.

Reflectivity

**Standardized Intensity (100%) Reflection Spectra of Aurostibite in Air**
λ	R	∑ R(λ)
400 nm	65.80
420 nm	65.00
440 nm	64.20
460 nm	63.50
480 nm	62.80
500 nm	62.40
520 nm	62.00
540 nm	61.80
560 nm	61.90
580 nm	62.20
600 nm	62.60
620 nm	63.20
640 nm	63.50
660 nm	63.60
680 nm	63.60
700 nm	63.50

**Calculated Relative Intensity Colors of Aurostibite in Air**
Relative Intensity	0%	20%	40%	60%	80%	100%	120%	140%	150%
R

Calculated Properties of Aurostibite

Electron Density:

Bulk Density (Electron Density)=8.14 gm/cc
note: Specific Gravity of Aurostibite =9.90 gm/cc.

Fermion Index:

Fermion Index = 0
Boson Index = 1

Photoelectric:

PE_Aurostibite= 937.94 barns/electron
U=PE_Aurostibite x rElectron Density=7,631.46 barns/cc.

Radioactivity:

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

Aurostibite Classification

Dana Class:

02.12.01.11 (02)Sulfides - Including Selenides and Tellurides

(02.12)where Am Bn Xp, with (m+n):p=1:2

(02.12.01)Pyrite Group (Isometric: Pa3)

02.12.01.01 Pyrite FeS2 P a3 2/m 3

02.12.01.02 Vaesite NiS2 P a3 2/m 3

02.12.01.03 Cattierite CoS2 P a3 2/m 3

02.12.01.04 Penroseite (Ni,Co,Cu)Se2 P a3 2/m 3

02.12.01.05 Trogtalite CoSe2 P a3 2/m 3

02.12.01.06 Villamaninite (Cu,Ni,Co,Fe)S2 P a3 2/m 3

02.12.01.07 Fukuchilite Cu3FeS8 P a3 2/m 3

02.12.01.08 Krutaite CuSe2 P a3 2/m 3

02.12.01.09 Hauerite MnS2 P a3 2/m 3

02.12.01.10 Laurite RuS2 P a3 2/m 3

02.12.01.11 Aurostibite AuSb2 P a3 2/m 3

02.12.01.12 Krutovite NiAs2 P a3 2/m 3

02.12.01.13 Sperrylite PtAs2 P a3 2/m 3

02.12.01.14 Geversite Pt(Sb,Bi)2 P a3 2/m 3

02.12.01.15 Insizwaite Pt(Bi,Sb)2 P a3 2/m 3

02.12.01.16 Erlichmanite OsS2 P a3 2/m 3

02.12.01.17 Dzharkenite FeSe2 P a3 2/m 3

02.12.01.18 Gaotaiite Ir3Te8 P a3 2/m 3

02.12.01.19 Mayingite IrBiTe P a3 2/m 3

Strunz Class:

02.EB.05a 02 - SULFIDES and SULFOSALTS (sulfides, selenides, tellurides; arsenides, antimonides, bismuthides; sulfarsenites, sulf

02.E - Metal Sulfides, M:S ï¿½ 1:2

02.EB -M:S = 1:2, with Fe, Co, Ni, PGE, etc.

02.EB.05a Aurostibite AuSb2 P a3 2/m 3

02.EB.05a Cattierite CoS2 P a3 2/m 3

02.EB.05a Hauerite MnS2 P a3 2/m 3

02.EB.05a Fukuchilite Cu3FeS8 P a3 2/m 3

02.EB.05a Dzharkenite FeSe2 P a3 2/m 3

02.EB.05a Erlichmanite OsS2 P a3 2/m 3

02.EB.05a Geversite Pt(Sb,Bi)2 P a3 2/m 3

02.EB.05a Gaotaiite Ir3Te8 P a3 2/m 3

02.EB.05a Insizwaite Pt(Bi,Sb)2 P a3 2/m 3

02.EB.05a Laurite RuS2 P a3 2/m 3

02.EB.05a Krutaite CuSe2 P a3 2/m 3

02.EB.05a Pyrite FeS2 P a3 2/m 3

02.EB.05a Penroseite (Ni,Co,Cu)Se2 P a3 2/m 3

02.EB.05a Sperrylite PtAs2 P a3 2/m 3

02.EB.05a Vaesite NiS2 P a3 2/m 3

02.EB.05a Villamaninite (Cu,Ni,Co,Fe)S2 P a3 2/m 3

02.EB.05a Trogtalite CoSe2 P a3 2/m 3

Other Aurostibite Information

References:

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

See Also:

Links to other databases for Aurostibite :
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
15 - WWW-MINCRYST

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Aurostibite

AuSb2
Dana No: 02.12.01.11 Strunz No: 02.EB.05a
Locality:

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