Blue John, Richard Bell
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 (682)
Siderite (130)
Silver (66)
Smithsonite (101)
Smoky Quartz (74)
Sphalerite (120)
Thomsonite (78)
Topaz (58)
Unidentified Species (74)
Wulfenite (158)