Article · Wikipedia archive · Last revised Jun 6, 2026

Xanthoconite

Xanthoconite is a sulfosalt mineral with the chemical formula Ag3AsS3.

Last revised
Jun 6, 2026
Read time
≈ 1 min
Length
64 w
Citations
3
Source
Xanthoconite
Xanthoconite from Imiter Mine, Boumalne-Dadès, Ouarzazate Province, Souss-Massa-Draâ Region, Morocco
General
CategorySulfosalt mineral
FormulaAg3AsS3
IMA symbolXcn1
Strunz classification2.GA.10
Crystal systemMonoclinic
Crystal classPrismatic (2/m)
(same H-M symbol)
Space groupC2/c
Identification
Formula mass494.72 g/mol
ColorRed-orange; Lemon yellow
Mohs scale hardness2.5–3.0
LusterAdamantine
DiaphaneitySubtranslucent – opaque
Specific gravity5.54, range 5.5–5.6
References23

Xanthoconite is a sulfosalt mineral with the chemical formula Ag3AsS3.

References

References