Primary Antimony Minerals

Primary antimony minerals can be separated into three categories – sulfides, oxides, and mixed sulfides-oxides as follows:

SulfidesChemical Formula%Sb
StibniteSb2S371.7
Tetrahedrite3 Cu2S. Sb2S329.8
Jamesonite2 PbS. Sb2S329.8
OxidesChemical Formula%Sb
SenarmontiteSb2O383.5
ValentiniteSb2O383.5
CervantiteSb2O3. Sb2O579.2
StibiconiteH2Sb2O574.8
Mixed Oxides-SulfidesChemical Formula%Sb
Kermasite2 Sb2S3. Sb2O383.5