Hennomartinite

  
Brownish red crystal grains in sugilite small piece of matrix. Associated with possible kornite
Origin: Wessels Mine, Hotazel, Kalahari manganese fields, Northern Cape Province, South Africa (type locality)
Ex. Kidwell collection
Sample size: 8 x 5 x 3 mm
 

Photo courtesy of: 

Tom Loomis

Dakota Matrix Minerals

 

  
Specimen hosting a 1.5 cm gem quartz through which you see the sugilite matrix, studded also with minute crystals of (brown) hennomartinite
Origin: Wessels Mine, Hotazel, Kalahari manganese fields, Northern Cape Province, South Africa (type locality)
Ex. Charlie Key collection
Sample size: 3.5 x 2.4 x 1.7 cm
 

Photo courtesy of: 

Rob Lavinsky

The Arkenstone

 

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