AllMinerals/JohnBetts-FineMinerals > Online Mineral Museum Photographic Archive > Minerals from South Africa > Ettringite-Sturmanite

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Online Mineral Museum Archive of Mineral Photographs and Mineral Descriptions from John Betts - Fine Minerals.com and Allminerals.com

   

Ettringite-Sturmanite from Wessels Mine, Kalahari Manganese Field, Northern Cape Province, South Africa

 
Ettringite-Sturmanite from Wessels Mine, Kalahari Manganese Field, Northern Cape Province, South Africa

Ettringite-Sturmanite from Wessels Mine, Kalahari Manganese Field, Northern Cape Province, South Africa

DESCRIPTION:No. 50394
Mineral:Ettringite-Sturmanite
Locality:Wessels Mine, Kalahari Manganese Field, Northern Cape Province, South Africa
Description:Sparkling cluster of lustrous transparent lemon-yellow ettringite-sturmanite crystals with white matrix. Ettringite and sturmanite form a solid-solution series and have similar appearance and characteristics. (XRD analysis is required) Ex. George Elling; ex.Charlie Key collection
Overall Size:3.5x3x2 cm
Crystals:1-2 mm
Archived: For reference only

 

 

 

 

 

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