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MD-187610
Dolomite (Var: Cobaltoan Dolomite)
Tsumeb Mine (Tsumcorp Mine), Tsumeb, Otjikoto (Oshikoto) Region, Namibia
Small Cabinet, 7.1 x 6.8 x 4.2 cm
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A bizarre specimen of dolomite from the Tsumeb Mine, a beautiful bright pink from the cobalt content, with the appearance of a bright pink sponge or a lump of tropical coral. These form as casts after calcite crystals and then the calcite dissolves while the related dolomite stays.

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Dolomite Cast after Calcite

Dolomite Cast after Calcite

Tsumeb Mine, Tsumeb, Oshikoto Region, Namibia
Small Cabinet, 8.2 x 4.8 x 3.0 cm
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Dolomite With Fluorite and Quartz

Shangbao Mine, Leiyang Co., Hengyang Prefecture, Hunan Province, China
Cabinet, 10.5 x 9.0 x 9.0 cm
Cuprite with Dolomite and Malachite

Cuprite with Dolomite and Malachite

Tsumeb Mine, Tsumeb, Oshikoto Region, Namibia
Small Cabinet, 7.1 x 4.0 x 3.3 cm
Malachite ps. Azurite on Dolomite (fl) with Cerussite

Malachite ps. Azurite on Dolomite (fl) with Cerussite

Tsumeb Mine, Tsumeb, Otjikoto Region, Namibia
Small Cabinet, 5.4 x 5.3 x 3.6 cm
Cuprian Dolomite cast after Calcite

Cuprian Dolomite cast after Calcite

Tsumeb Mine, Tsumeb, Oshikoto Region, Namibia
Small Cabinet, 6.8 x 5.1 x 3.3 cm
Dioptase on Dolomite with Malachite

Dioptase on Dolomite with Malachite

Tsumeb Mine, Tsumeb, Otjikoto Region, Namibia
Small Cabinet, 7.2 x 6.2 x 2.6 cm
Stibivanite (co-type locality) with Clinochlore on Dolomite

Stibivanite (co-type locality) with Clinochlore on Dolomite

Buca della Vena mine, Ponte Stazzemese, Stazzema, Apuan Alps, Lucca Province, Tuscany, Italy
Thumbnail, 3.25 x 1.75 x 1.0 cm
Calcite on Sphalerite, with Dolomite

Calcite on Sphalerite, with Dolomite

Elmwood Mine, Carthage, Smith Co., Tennessee, USA
Cabinet, 13.2 x 11.9 x 8.5 cm
Wendwilsonite on Dolomite (co-type locality)

Wendwilsonite on Dolomite (co-type locality)

Aghbar Mine, Bou Azzer mining dist., Drâa-Tafilalet Region, Morocco
Small Cabinet, 7.6 x 6.1 x 3.9 cm
Pyrite on Dolomite

Pyrite on Dolomite

Chivor Emerald Mine, Chivor, Boyaca, Colombia
Miniature, 5.0 x 4.1 x 3.5 cm
Fluorite on Dolomite

Fluorite on Dolomite

Shangbao Mine, Leiyang Co., Hengyang, Hunan, China
Cabinet, 12.2 x 10.6 x 8.6 cm
Siderite With Dolomite

Siderite With Dolomite

Morro Velho Gold Mine, Nova Lima, Minas Gerais, Brazil
Large Cabinet, 16.1 x 14.6 x 11.1 cm
Manganohornesite (type locality) with Hausmannite and Dolomite

Manganohornesite (type locality) with Hausmannite and Dolomite

Langban mine, Filipstad, Varmland, Sweden
Miniature, 5.5 x 3.5 x 2.5 cm
Tochilinite with Dolomite and Uranopyrochlore

Tochilinite with Dolomite and Uranopyrochlore

Jacupiranga mine, Jacupiranga, Sao Paulo, Brazil
Miniature, 4.5 x 4.0 x 2.0 cm
Quartz on Dolomite

Quartz on Dolomite

Morro Velho Gold Mine, Nova Lima, Minas Gerais, Brazil
Small Cabinet, 9.0 x 7.0 x 4.0 cm
Baryte on Dolomite

Baryte on Dolomite

Frizington, West Cumberland Iron Field, Cumbria, England, UK
Small Cabinet, 6.4 x 4.1 x 3.2 cm
Ancylite-(Ce)on Dolomite with Fluorapatite, Magnetite, Phlogopite, and Pyrite

Ancylite-(Ce)on Dolomite with Fluorapatite, Magnetite, Phlogopite, and Pyrite

Jacupiranga carbonatite, Cajati, Sao Paulo, Brazil
Small Cabinet, 6.0 x 5.5 x 3.5 cm
Fluorite on Dolomite

Fluorite on Dolomite

Shangbao, Hunan Province, China
Small Cabinet, 6.9 x 6.0 x 3.4 cm
Fluorite With Dolomite

Fluorite With Dolomite

Shangbao, Hunan Province, China
Small Cabinet, 8.6 x 8.1 x 5.5 cm
Quartz 'Herkimer Diamond' and Dolomite

Quartz 'Herkimer Diamond' and Dolomite

Hickory Hill, Fonda, Mohawk Township, Montgomery Co., New York, US
Cabinet, 11.3 x 9.2 x 6.8 cm