Single terminated black crystal.
Species
Albite (82)
Amethyst (59)
Analcime (124)
Anatase (102)
Anglesite (73)
Aragonite (72)
Azurite (168)
Barite (198)
Brochantite (67)
Calcite (578)
Cassiterite (96)
Cerussite (183)
Chabazite (193)
Chalcopyrite (83)
Chrysocolla (69)
Copper (96)
Crocoite (100)
Cuprite (99)
Dolomite (111)
Fluorapatite (75)
Fluorite (274)
Galena (80)
Goethite (123)
Gold (245)
Gypsum (81)
Hematite (148)
Hemimorphite (68)
Libethenite (95)
Magnetite (62)
Malachite (233)
Mimetite (169)
Natrolite (132)
Phillipsite (141)
Pyrite (250)
Pyromorphite (208)
Quartz (683)
Siderite (130)
Silver (66)
Smithsonite (101)
Smoky Quartz (74)
Sphalerite (120)
Thomsonite (78)
Topaz (58)
Unidentified Species (74)
Wulfenite (158)