Mineral: Chalcopyrite on Alabandite
Locality: Merelani mines, Merelani Hills, Lelatema Mountains, Simanjiro District, Manyara Region, Tanzania
Dimensions: 3.5 cm

Description: The back side of the above specimen has a thin coating of Chalcopyrite, and also stepped surfaces with associated Tennantite-Tetrahedrite (see below)

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