Mineral Factbook

Aurostibite

AuSb2IMA symbol: Ausbgrandfathered

Aurostibite is a sulfide or sulfosalt mineral with the formula AuSb2, crystallizing in the cubic system. It has a calculated density of 9.912 g/cm3.

Photos

Aurostibite specimen photo
Vikent’eva, O.V.; Shilovskikh, V.V.; Shcherbakov, V.D.; Vikentyev, I.V.; Bortnikov, N.S. · CC BY 4.0 · Commons
Aurostibite specimen photo
CCoil (talk) · CC BY-SA 3.0 · Commons
Aurostibite specimen photo
David Hospital · CC BY-SA 4.0 · Commons

Crystallography

Crystal systemcubic crystal systemWikidata (CC0)
Space groupP a -3
Cell (Å, °)a = 6.6583, b = 6.6583, c = 6.6583; α = 90, β = 90, γ = 90
Cell volume295.182 ų, Z = 4
Axial ratios1.0000:1:1.0000calculated from COD 9016730
Source structureCOD 9016730 (Acta Chemica Scandinavica, 1967) — 1 of 4 structures

Powder X-ray diffraction (calculated)

2θ (degrees, Cu Kα1)I/I₀ (max 100)
d (Å)2.0082.9783.3292.7182.3541.281
I/I₀10055.150.643.539.331.8

xrd-v1: CuKa1 1.5406A, 2theta 5-90, top10, Imax=100, no DW/PO. Computed from COD 9016730; idealized occupancies, no preferred orientation.

Physical properties

Density (calculated)9.912 g/cm³calculated from COD 9016730

Chemistry (calculated)

Molecular weight440.49 g/molcalculated from the IMA formula
Composition (wt%)Au 44.72%, Sb 55.28%

Classification

Nickel-Strunz (10th)2.EB.05aWikidata (CC0)
Nickel-Strunz (9th)2.EB.05aWikidata (CC0)