Article: The Colorado Quartz gold mine: Mariposa County, California.(Cover story)

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One of the most difficult specimens for a mineral enthusiast to acquire is a significant crystallized gold. Although gold specimens are not uncommon in dealers' stocks, nor are many of them particularly expensive relative to the value of their contained gold, specimens exhibiting sharp, well-developed crystals of even modest size are quite rare and today are produced from only a handful of localities. Mines of the California Mother Lode belt and its peripheral districts have produced many of the finest such specimens. Examples include the Eagle's Nest, Diltz, Mockingbird, Artru, and Colorado Quartz mines, the latter three being contiguous and ...

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