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Comments: Transparent crystal of hinsdalite on quartz.
Location: Butte, Silver Bow County, Montana, USA.
Scale: Not Given.
© Lou Perloff / Photo Atlas of Minerals
Hinsdalite: (Pb,Sr)Al3(PO4)(SO4)(OH)6 Corkite: PbFe+++3(PO4)(SO4)(OH)6
Comments: Small brown rounded translucent crystals of corkite on darker brown botryoidal hinsdalite.
Location: Grube Schone Aussicht, near Dernbach, Montabaur, Rheinland-Pflaz, Germany.
Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species