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occasionally also contains a small portion of gold, silver, copper, iron and lead. Stibnite crystals.....more
and SulfosaltsConsisting of lead and sulfur, Galena may also contain small amounts of silver, copper or zinc. Its distinct.....more
of three elements: copper, iron, and sulfur and usually a small amount of silver, gold, manganese.....more
介:"礦物硫化物及硫鹽硫砷銅礦Enargite Sulfides and SulfosaltsConsisting of copper, arsenic and sulfur and small.....more
CovelliteSulfides and SulfosaltsThe mineral consists of copper and sulfur and small amounts of iron.....more
and sulfur, Galena may also contain small amounts of silver, copper or zinc. Its distinct features.....more
.9 S and Cu 1.5 S. Small amounts of iron may be present and part of the sulfur may be replaced.....more
and selenium, and small amounts of gold and silver sometimes.It is of leaden color and low hardness.....more
contains iron, zinc and occasionally small amounts of silver, lead and mercury. It shares the same.....more
and sulfur, and sometimes contains small amounts of nickel, cobalt, gold, silver and copper" 晶系:等軸 集合.....more