SOLD !
GERMANIUM - OZ 32 from the smelting of GERMANIUM-RICH ZINC SULPHIDES from the zinc smelter of the Bleiberger Bergwerksunion in Gailitz/Arnoldstein.
GERMANIUM is a SEMICONDUCTOR with the symbol Ge and the atomic number 32 in the periodic table.
Very rare piece to acquire - we also have ONLY THIS ONE, unfortunately.
Weight: 96 g Dimensions: 5 x 4 x 2 cm
