Последние добавленные видео:
Gold-associated-with-pyrite
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2 года назад
542016 2 года назад 24:30GOLD ASSOCIATED WITH PYRITE | GOLD EXTRACTION FROM ORE | NO NITRIC ACID STONE GOLD RECOVERY
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2 года назад
69889 2 года назад 28:06Why Pyrite is the KEY to Finding GOLD
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1 год назад
1132524 1 год назад 7:28Fool’s Gold Might Be Better Than the Real Thing
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4 года назад
334 4 года назад 9:58Do rocks deposited during time periods with high gold in pyrite host more gold mineralization?
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6 лет назад
24582 6 лет назад 23:45How to tell if its gold or pyrite? (fools gold test)
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2 года назад
53327 2 года назад 11:17How Can gold be extracted from pyrite
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5 лет назад
230 5 лет назад 2:21Why pyrite is called fool's gold?