Darwin Mining District, Darwin Hills, Inyo County, California, USA | β Acanthite, β Andradite, β Anglesite, β Anhydrite, β Antlerite, β Arsenopyrite, β Augite, β Autunite, β Azurite, β Baryte, β Bindheimite, β Bismutite, β Bornite, β Brochantite, β Calcite, β Cerussite, β Cervantite, β Chalcanthite, β Chalcocite, β Chalcopyrite, β Chlorargyrite, β Chrysocolla, β Clausthalite, β Clinochrysotile, β Clinozoisite, β Conichalcite, β Cosalite, β Covellite, β Creedite, β Cuprite, β Diopside, β Enargite, β Epidote, β Famatinite, β Fluorite, β Goslarite, β Guanajuatite, β Gustavite, β Hematite, β Hemimorphite, β Hydrozincite, β Jarosite, β Jasper, β Limonite, β Malachite, β Matildite, β Melanterite, β Mimetite, β Minium, β Montmorillonite, β Muscovite, β Native Bismuth, β Native Gold, β Native Silver, β Orthoclase, β Plumbojarosite, β Pseudomalachite, β Pyrolusite, β Pyrrhotite, β Quartz, β Rosasite, β Schirmerite, β Senarmontite, β Sericite, β Serpierite, β Siderite, β Smithsonite, β Sphalerite, β Stibiconite, β Stibnite, β Tennantite Subgroup, β Tenorite, β Tetrahedrite Subgroup, β Titanite, β Valentinite, β Vesuvianite, β Vivianite, β Wollastonite |