|AllMinerals/JohnBetts-FineMinerals > Online Mineral Museum Photographic Archive > Minerals from Namibia > Dioptase
|Tsumeb Mine, Otavi-Bergland District, Oshikoto, Namibia
|Superb specimen of deep green dioptase on matrix with old label from Prosper Williams. The dioptase color is very rich - this color is what makes Tsumeb dioptase the best in the world. ex. J. Cilen #6728; Ex. Prosper Williams
|For reference only
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