30061 Groutite, Calcite, Wessels Mine, Hotazel, Kalahari manganese field, Northern Cape, South Africa
Black groutite on an unknown brown stalactitic mineral with calcite that fluoresces red. Ex Barry Johnson Collection.
Species
Albite (75)
Amethyst (60)
Analcime (116)
Anatase (102)
Anglesite (72)
Aragonite (70)
Azurite (169)
Barite (187)
Brochantite (66)
Calcite (562)
Cassiterite (96)
Cerussite (178)
Chabazite (185)
Chalcopyrite (78)
Chrysocolla (62)
Copper (94)
Crocoite (100)
Cuprite (97)
Dolomite (110)
Fluorapatite (72)
Fluorite (265)
Galena (75)
Goethite (117)
Gold (242)
Gypsum (74)
Hematite (146)
Hemimorphite (66)
Libethenite (86)
Magnetite (60)
Malachite (231)
Mimetite (163)
Natrolite (131)
Phillipsite (134)
Pyrite (238)
Pyromorphite (203)
Quartz (664)
Rhodochrosite (58)
Siderite (124)
Silver (66)
Smithsonite (98)
Smoky Quartz (74)
Sphalerite (119)
Thomsonite (78)
Unidentified Species (74)
Wulfenite (153)