Mineral: Marshallsussmanite
Locality: Wessels Mine, Hotazel, Kalahari manganese field (KMF), Northern Cape Province, South Africa
Dimensions: 8,5 x 6,0 x 6,0 cm
Description: Main crystal size : 1,1 cm
Aggregate of vivid pink parallelepipedic blades developed on a base consisting of black manganese oxyde (this specimen is the holotype for the species)
MIM number 1548
Photographer : Augustin de Valence (Ainu)
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