Specific gravity: 5.52
Hardness: 3½ to 4
Colour: Lead grey
Sorbyite is of hydrothermal origin in marble or
limestone, replacing pyrite and
sphalerite and associated with with other
At the type locality, the Taylor Pit, Huntingdon Township, Madoc area, Hastings County, Ontario, Canada, sorbyite is of hydrothermal origin, in a deposit in marble. Associated minerals include boulangerite, jamesonite, antimony-rich baumhauerite, zinkenite, semseyite, geocronite and robinsonite (HOM).
At Novoye, Khaidarkan Sb-Hg deposit, Fergana Valley, Alai Range, Osh Oblast, Kyrgyzstan, sorbyite occurs in a hydrothermal deposit in limestone, replacing pyrite and sphalerite, with other lead-arsenic-antimony sulphides. Associated minerals include sphalerite, pyrite, galena, playfairite, twinnite, guettardite, baumhauerite, realgar, orpiment, cinnabar, fluorite and quartz (HOM).
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