| | Report (issue) | "\VALCOTT, DIRECTOR GEO LOGY AND GOLD DEPOSITS OF THE CRIPPLE CREEK DISTRICT, COLORADO BY \V ALDEl\;IAR... . . . . . . . First geological survey of the district .............................. _• . . . . . ..................... Geological structure of the district ............... _................... __ .. _...._____________ ........ . 100 Petrology of the district ______________ . _______________________________________________...___ _ 113 Chapter IV. -General mineralogy of the district . _______________ .... ____ .. ______________ | | | Journal (volume) | zcv >- IIMDEX: Page. of Costa Rica Abanearez Gold Fields 206, 358, 511, 666, 1032 833 **2, 34, ...prevention . . . Queen Co.'s mine, Arizona Accident Gold Mining Co., Subil mine, French Gulch, Rules, Copper...906 Fairbanks district output 1913 945 Fairbanks distrtot sts^mp-raiUs 341 Fineness of gold ati Lift, ... . j Glaciers Gold dredges Gold placer district, new Gold placer production Gold placers Coldstream...Coldstream, No. 17 u: •,• • ••••••• Editorial rule In Nelchina placer district Nome storm Ditto Editorial | | | Report (issue) | Economic Geology of the ·central City District .Gilpin County, Colorado By PAUL K. SIMS, A. A. DRAKE...Kibler, 1918. Economic geology of the Central City district, Gilpin County, Colorado, by Paul K. Sims, A.A...Kibler, 1918Economic geology of the Central City district, Gilpin County, Colorado. 1963. (Card 2) 1. Geology...Economic-Colorado-Central City district. 2. Ore-deposits-Colorado-Central City district. 3. Mines and mineral...mineral re. sources-Colorado-Central City district. I. Drake, Avery Ala, 1927joint author. II. Tooker, Edwin |
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