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Olmiite, N’Chwaning Mine lll, Kuruman, Kalahari Manganese Field, Northern Cape, South Africa

$38.88 USD

This is a beautiful Olmiite piece from N’Chwaning Mine lll, Kuruman, Kalahari Manganese Field, Northern Cape, South Africa

Dimensions:  3.5cm (1.3”) x 2cm (0.7”)

Weight: 9.2 grams

“One of the most important mineral discoveries in the Kalahari Manganese Field during the past 15 years has been that of the Olmiite. (Ref: The Kalahari Manganese Field the adventure continues - pg.258)

Olmiite has the chemical formula:

CaMn[SiO3(OH)](OH)

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