Description: Galena, pyrite
Eisernhardter Tiefbau mine, Eisern, Siegerland, Northrhine-Westphalia, Germany
9,5 x 6,5 cm
Old sample from the collection of Oskar Schmidt, a miner who worked at Eisernhardter Tiefbau and was member of the Siegen mineral collector´s club.
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