Lovely little thumbnail (in micro box) of a group of zoned golden mimetite crystals. Ex American Museum of Natural History (AMNH) Collection number 45287. Ex Eugene Carmichael Collection. AMNH received it as a gift from Pierre Bastien in 1978, however, it was one of a number of specimens (pers comm Jamie Newman, AMNH). There is some orange fluorescence in places that appears to be sphalerite. Width 18.5mm. Stack of 200 images.
Albite Amethyst Analcime Anatase Anglesite Aragonite Azurite Barite Brochantite Calcite Cassiterite Cerussite Chabazite Chalcopyrite Copper Crocoite Cuprite Dolomite Epidote Fluorapatite Fluorite Galena Goethite Gold Gypsum Hematite Hemimorphite Libethenite Magnetite Malachite Mimetite Natrolite Phillipsite Pyrite Pyromorphite Quartz Siderite Silver Smithsonite Smoky Quartz Sphalerite Thomsonite Unidentified Species Wavellite Wulfenite