1287. Bismuth Sulfide

Nomenclature

CAS number: 1345-07-9
Bi2S3; mol wt 514.16.
Bi 81.29%, S 18.71%.

Description and references

Occurs in nature as the mineral bismuthinite. Prepn: Gmelins, Bismuth (8th ed.) 19, pp 162-167 (1927).

Properties

Blackish-brown, orthorhombic, bipyramidal crystals. Practically insol in water, ethyl acetate. Sol in HNO3, HCl.