Amazing Offer Sturmanite, N’chwaning, Kalahari Manganese Field, Northern Cape, South Africa Pro Version [RDwQlVv7]
This is a beautiful Sturmanite crystal from N’chwaning, Kalahari Manganese Field, Northern Cape, South AfricaCrystal Dimensions: 7cm (2.7”) x 4cm (1.5”)Crystal Weight: 134 grams Sturmanite is an uncommon mineral found in cavities within bedded mangan
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Amazing Offer Sturmanite, N’chwaning, Kalahari Manganese Field, Northern Cape, South Africa Pro Version [RDwQlVv7]
This is a beautiful Sturmanite crystal from N’chwaning, Kalahari Manganese Field, Northern Cape, South Africa
Crystal Dimensions: 7cm (2.7”) x 4cm (1.5”)
Crystal Weight: 134 grams
Sturmanite is an uncommon mineral found in cavities within bedded manganese deposits that have been metamorphosed. It can be found only in South Africa where it finds its type locality at.
The Chemical formula for Sturmanite is:
- Ca6Fe3+2(SO4)2.5[B(OH)4](OH)12·25H2O
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