(L. tellus, earth) Discovered by Muller von Reichenstein in 1782 and named by Klaproth in 1798. Found mainly as calaverite and with other metals in the US, Canada, Peru and Japan.
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silvery-white, metalloid, metallic luster when pure, brittle, conductivity increases with temperature and light, burns in air
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semiconductor, alloying with cast iron, copper and stainless steel, addition to lead to prevent corrosion, ceramics