Feberite Tungsten Mill (456)

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Mine name Feberite Tungsten Mill
State Colorado
County Boulder
Mineral Tungsten
Author Hess, F.L.
Feberite Tungsten mill,  1/2 mile above Ferberite, Boulder Canyon. Boulder County, Colorado.  March 4, 1917.
Caption Feberite Tungsten mill, 1/2 mile above Ferberite, Boulder Canyon. Boulder County, Colorado. March 4, 1917.