USD 112.00BUY*
Olmiite Calcite
N'Chwaning II Mine, N'Chwaning Mines, Kuruman, Kalahari manganese fields, Northern Cape Province, South Africa
18 x 27 x 40mm

Olmiite crystals on a bed of shiny calcite crystals covering the matrix. This new type shows chocolate brown to black crystals due to a thin film of most probably manganese oxide, that is coating the olmiite crystals.
Reference:10746b
minID: UCX-J8M
Verified:22nd Oct 2019

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