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Olmiite

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Watches:
RAF559906

Olmiite

Fluorescent

Description Tabs

Description
Locality: 
NChwaning II Mine, Kuruman, Kalahari, Northern Cape Province, South Africa
Class: 
Crystals on Matrix
Size Range: 
Miniature (4.5-7 cm)
Size: 
3 × 5 × 6.5 cm
Largest Crystal: 
5.50cm
Weight: 
130.00gr
Description

Stunningly beautiful bi-coloured, Olmiite specimen from N'Chwaning II, Northern Cape, South Africa. A good specimen!  Very few bicolour specimens came out.  RARE...

Mineral Data
What's on the rock

Olmiite

Formula: 
CaMn2+[SiO3(OH)](OH)
Strunz: 
9.AF.90
Hardness: 
5.0 - 5.5
Streak: 
White
Type Locality: 
N'Chwaning II Mine, N'Chwaning Mines, Kuruman, Kalahari manganese field, Northern Cape Province, South Africa...