With 46% arsenic content, arsenopyrite, along with orpiment, is a principal ore of arsenic.
en.wikipedia.org Its common associates include limonite, gypsum, scorodite, quartz and arsenopyrite.
en.wikipedia.org It occurs with cylindrite, teallite, plagionite, zinkenite, cassiterite, wurtzite, pyrrhotite, marcasite, arsenopyrite, galena, pyrite, sphalerite, siderite and stannite.
en.wikipedia.org The intercept is located within a zone of strong albite-actinolite alteration containing scheelite, tourmaline, minor pyrite and arsenopyrite.
www.digitaljournal.com Minerals found within the veins and locally disseminated within the sediments and intrusions include arsenopyrite, realgar, chalcopyrite, pyrite, bismuthinite and rare galena.
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