 | | Report (issue) | | COLORADO GEOLOGICAL SURVEY BOULDER R. D. GEORGE. State Geologist BULLETIN 10 GEOLOGY AND ORE DEPOSITS...DEPOSITS OF THE GOLD BRICK DISTRICT COLORADO By R. D. CRAWFORD and P. G. WORCESTER DOI: https://doi.org/10...CHARLES A. CARLSON Governor of Colorado Presi dent University of Colorado President State School of Mines...honor to transmit herewith Bulletin 10 of the Colorado Geological Survey. Very respectfully, R. D. GEORGE.... . . . . . . . . . . . . . . . . History of mining . . . . . . . . . . . . . . . . . . . . . . . |  | | Report (issue) | | Quartz-tungsten veins......._____________________ Quartz-gold veins.._____________________________ Manganese-lead-zinc..._________________ ___. Nevada ___________ Elko County. - ______ ... _ Star mine, Harrison Pass _____... Tuscarora Range _____ _ ._. ________ Humboldt County Golconda manganese-tungsten depositNorth workings...Lincoln County__-__-----_-----_-----___ Tern Piute district....... __ ___ ... Mineral County____-_______________...naine________________ Mine near Green Talc mine. _____ Nye County ____ _._-___-________-___ Gabbs area __ _____________________ |
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