Outcrop of a great gold bearing quartz ledge on the Eagle-Shawmut mine, California. As a matter of fact there was a rich telluride pocket deep down but the quartz was low grade. About 50 or 60 miles north of the Yosemite
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Beinecke Rare Book and Manuscript Library > Outcrop of a great gold bearing quartz ledge on the Eagle-Shawmut mine, California. As a matter of fact there was a rich telluride pocket deep down but the quartz was low grade. About 50 or 60 miles north of the Yosemite