Olmiite (Type Locality) Rob Sielecki Coll.

N'Chwaning II Mine, Kuruman, Kalahari manganese field, South Africa
Small Cabinet, 5.7 x 4.6 x 4.0 cm
Start Time: 03/22/2019 6:45:00 pm (CDT)
End Time: 03/28/2019 6:30:00 pm (CDT)
Auction Closed

Item Description

Two generations of olmiite crystals form a colorful and impressive compound ball on this showy and excellent small cabinet from the famous Type Locality. Olmiite is rare hydroxyl Ca-Mn silicate found in only four localities worldwide. Glassy, translucent, pretty cinnamon-colored, densely packed orthorhombic crystals comprise most of the balls with an overgrowth of glassy flesh-colored crystals being a nice accessory. The bit of noted periphery wear is certainly only a modest detraction to this colorful and rich example from the Rob Sielecki Collection. unusual coloration. valued $750-1000

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