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dioptase
11 mai 2014

Manganite specimen tops $1.3 million Nature & Science Auction at Heritage Auctions

Manganite specimen tops $1.3 million Nature & Science Auction at Heritage Auctions
Manganite, Ilfeld, Nordhausen, Harz, Thuringia, Germany. Overall Measurements: 6.49 x 3.34 x 2.65 inches (16.5 x 8.5 x 6.74 cm). Sold for $149,000. Photo Heritage Auctions DALLAS, TX.- A cluster of midnight-black Manganite crystals, from Germany's Harz...
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30 avril 2014

Pyromorphite, Dioptase, Bayldonite, Phosphophyllite, Malachite, Cuprite, Plumbogummite

Pyromorphite, Dioptase, Bayldonite, Phosphophyllite, Malachite, Cuprite, Plumbogummite
Pyromorphite. Dioptase and Bayldonite. Phosphophyllite - Cerro de Potosí, Potosí City, Potosí Department, Bolivia. Malachite pseudomorph after Cuprite -Chessy Copper Mines, Chessy-les-Mines, Le Bois d’Oingt, Rhône, Rhône-Alpes, France. Plumbogummite on...
29 décembre 2013

Dioptase on shattuckite-covered matrix

Dioptase on shattuckite-covered matrix
Dioptase on shattuckite-covered matrix. From the Omaue Mine, Kaokoveld Plateau, Kunene Region, Namibia
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