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specimens of gold ore minerals

specimens of gold ore minerals

Apr 11, 2019 Mineral Specimens of the Historic Mining District. 11th Apr 2019 23:53 UTC Jon Aurich. Goldfield Nevada. Bonanza Ore. High Grade Epithermal Gold Specimen. This exceedingly rich Native Gold specimen is the type of ore that made Goldfield Nevada famous throughout the world from 1904-1910. This specimen would assay at over 2 ounces of Gold per ...

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