Mineral Factbook

Canfieldite

Ag8SnS6IMA symbol: Cfigrandfathered

Canfieldite is a sulfide or sulfosalt mineral with the formula Ag8SnS6, crystallizing in the orthorhombic system. It has a calculated density of 6.86 g/cm3.

Photos

Canfieldite specimen photo
main@webmineral.ru · CC BY-SA 4.0 · Commons
Canfieldite specimen photo
Robert M. Lavinsky · CC BY-SA 3.0 · Commons

Crystallography

Crystal systemorthorhombic crystal systemWikidata (CC0)
Space groupF -4 3 m
Cell (Å, °)a = 11.0003, b = 11.0003, c = 11.0003; α = 90, β = 90, γ = 90
Cell volume1331.11 ų, Z = 4
Axial ratios1.0000:1:1.0000calculated from COD 9016145
Source structureCOD 9016145 (The Canadian Mineralogist, 2012)

Powder X-ray diffraction (calculated)

2θ (degrees, Cu Kα1)I/I₀ (max 100)
d (Å)3.1762.1171.9451.8593.3171.296
I/I₀1004632.328.914.414.4

xrd-v1: CuKa1 1.5406A, 2theta 5-90, top10, Imax=100, no DW/PO. Computed from COD 9016145; idealized occupancies, no preferred orientation.

Physical properties

Density (calculated)6.86 g/cm³calculated from COD 9016145

Chemistry (calculated)

Molecular weight1174.05 g/molcalculated from the IMA formula
Composition (wt%)Ag 73.5%, Sn 10.11%, S 16.39%

Classification

Nickel-Strunz (10th)2.BA.70Wikidata (CC0)
Nickel-Strunz (9th)2.BA.35Wikidata (CC0)