20051 Dioptase, Calcite, Tsumeb Mine, Tsumeb, Oshikoto Region, Namibia

April 25, 2020 Steve Africa Namibia

Sharp green dioptase crystals on calcite. Ex Roger Colling Collection.

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Tags: Calcite Dioptase

Australasia Australia Tasmania

2329 Calcite, Natrolite, Chabazite, Table Cape, Tasmania

September 22, 2019

Mexico North and Central Americas

30067 Barite, Pyrite, Fluorite, Calcite, Level 4, El Solar Mine, Taxco de Alarcón, Mun. de Taxco, Guerrero, Mexico

April 21, 2020

Africa South Africa

30061 Groutite, Calcite, Wessels Mine, Hotazel, Kalahari manganese field, Northern Cape, South Africa

April 21, 2020

Canada North and Central Americas

30068 Barite, Dolomite, Pyrite, Calcite, Newfoundland Zinc Mine, Daniel’s Harbor, Newfoundland, Canada

April 21, 2020

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