Cobaltoan Calcite –
Mashamba West Mine, Kolwezi, Katanga (Shaba), DR Congo
Tag: rocks
Specimen of unusual green skeletal halite crystal from Sieroszowice mine in Poland.
Photo: SpiriferMinerals.comAmazing Geologist
Fluorite
Hermine Mine, Wölsendorf, Bavaria, Germany
Siderite after Calcite –
Turt Mine, Satu Mare, Maramures Co., RomaniaBrown sparkling crystals of siderite replacing larger rhombohedral
crystals of what were once calcite, these measuring to 3.5 cm on edge,
all over a crystallized quartz matrix. The calcite is now completely
gone.
Sphalerite with Galena, Quartz, Realgar and Orpiment – Palomo Mine, Castrovirreyna Province, Huancavelica Department, Peru
Rhodochrosite –
N’Chwaning Mines, Kalahari Manganese Fields, Northern Cape Province, South AfricaThe surface is coated in a sucrosic secondary overgrowth of Rhodochrosite micro-crystals together with small patches of colorless Calcite and black Manganite.
Rhodochrosite (Shield Crystal Style)
Size:
6.5 x 5.5 x 4.5 cm
Locality:
N’Chwaning I Mine, Kuruman, Kalahari MN field, Northern Cape Province, South Africa
Erythrite –
Carcoar Mine, Bathurst County, New South Wales, Australia
Fluorite on Amethyst
Locality: Wolkenstein, Marienberg, Saxony, Germany
Size: 2.8 × 7.6 × 3.4 cm
Mimetite with Wulfenite –
Rowley Mine, Theba, Painted Rock District, Painted Rock Mts, Maricopa Co., Arizona
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