Bright silvery to bronze aggregate of allargentum (upper left corner) on matrix. Two sides of the matrix are covered with minute safflorite crystals. The allargentum has pseudocrystalline habit.
Shaft 371 is the main shaft of the former Aue Mining Company (formerly Object 09) of SDAG Wismut, a uranium mine in the Westerzgebirge. With a total depth of more than 1,800 m, the mine was the deepest mine in Germany until its closure (mindat). These type of specimens, although they are not "aesthetic", have an essential systematic and historical interest. For lovers of "gray minerals", like myself...

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