(from the article `antimonide`) ...in various deposits associated with platinum, pyrrhotite, and chalcopyrite. It has been found in the Bushveld Complex, S.Af., at Kambalda, W.Aus., ...
Found on http://www.britannica.com/eb/a-z/a/125
Aurostibite is an isometric gold antimonide mineral which is a member of the pyrite group. Aurostibite was discovered in 1952 and can be found in hydrothermal gold-quartz veins, in sulfur-deficient environments that contain other antimony minerals. The mineral can be found in Yellowknife in the Northwest Territories of Canada, and the Timiskaming
Found on http://en.wikipedia.org/wiki/Aurostibite
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