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| "\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 . _______________ .... ____ .. ______________ |
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| visitors, interested to see how rock have the yellow gold extracted therefrom, and how cleverly the little...val- Through this trough-like depression extends a gold belt reaching a distance of fifteen miles from the...and of greatly varying size. The gold-bearing quartz of the district is associated with these dykes, usually...Street, San Francisco, J. F. S. F. Some Coast Gold $3 00 4 00 Postoffiee as second-class mall matter...Mine of Salt Spring Spring Valley, Cal., 1. Coast Gold Yield in '99; What is Alluvial? Decision of the |
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| . . . . . . . . . . . . . . . . . 37 Tyrone district . . . . . . . . . . . . . . . . . . . . . . ..... . . . . . . . . . . . . . 73 White Signal district . . . . . . . . . . . . . . . . . . . . . . .... . . . . . . . . . . . . . . . . . 111 Malone district . . . . . . . . . . . . . . . . . . . . . . .... . . . . . . . . . . . . . . . . . . . 111 Gold Hill 116 History Geology 116 118 Mineral deposits.... . . . . . . . . . . . . . . . . . . . . . . . Gold-silver-base-metal veins . . . . . . . . . . . . |
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| Taylor 9294. Columbia WEibeck Lansdowne; District Canada 3624, cable Advertisement Hopkin EUROPEAN...to lease the land. Incentive Payment Plans for Gold Meet Opposition From Executive Branch. . . The mittee...authorize federal incentive payments to domestic gold producers. The report of the Department.ot Interior...that would establish or imply a second price for gold, different from the $35 per ounce price now in effect...bill (H. R. 6375) would result in a Situation that gold costing the government $70 an ounce would be offered |
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| Wyoming 82071 (307) 766·2286 Front Cover - Wyoming gold. Gold buttons in the prospector's pan were recovered...by Dean Farris from mine dump waste in the Gold Hill district. The actual diameter of the button in the...the lower left is approximately ',4 inch. (Gold photographed by Alan J. VerPloeg; drawing by Phyllis A... . . . . . . . . . . . . . . . . . . . Kirwin district . . . . . . , . . . . . . . . . . . . . . . ....City) district .. . . . . . . . . . . . . . . . . . . . . . . . . 13 16 Stinkingwater district . . |
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| the discovery of great quantities of easily-won gold, which quietly attracted a large population, and...prosperity of Australia dates from the discovery of gold, which resulted in the building of such cities as...substances. Under the first division will be included Gold, Platinum, and the ores of Silver, Tin, Copper,...beds of existing rivers. Alluvial leads containing gold, tin, and gemPleistocene. stones, V. Alluvial leads...frequently covered by basalt, and f Pliocene. containing gold, tin, and gemstones. Quartzites with plant remains |
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| 1947 For sale by the Superintendent of Documents, U. S. Government Printing Office, Washington 25, D.............. Bedding-plane faults of the Eureka district Interpretation of original conditions along the.................................................. Gold ..................................................deposits................ Deposits of the Sylvanite district......................... ' Types of deposits....structural features............ Deposits of the Eureka district .............................. Types of deposits |
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| Above cut shows Gates Standard Breaker, with Main Shaft and ' MINING MACHINERY CRUSHERS and PULVERIZERS...--! -: "'i n i MINING MRGMINERY. SILVER MILLS, GOLD MILLS, ROCK BREAKERS. PANS AND SETTLERS, ROASTING...for \u:ii;iii\G Axn sajipil\g of car wad lots u SAMPLES MAV BE SENT BY Chicago ami \i(i\itv. OR...Ixtndon, Now York, Sitn Francisco antl China: Coloniul U^nk of New Zenluntl: Spencer Trwk A Co.. Bankers, Ncw...Chica^'o unJ Donvi-r. the Alaska Treadwell 240-.Stanip Gold Chlorinatlon Worlcs and others. Rooms 30 and 31 |
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| Geologist C. A. C. Logan, District Mining Engineer McK. Laizure, District W. Burling Tucker, Reid ...Engineer District Sampson, Assistant Mining Engineer District Engineer Chas. V. Averill, District Mining...REPORTS OF DISTRICT MINING ENGINEERS 7 Redding Field District 7 Sacramento Field District 7 Gold Mines...County 7 San Francisco Field District 07 Los Angeles Field District 97 GEOLOGIC BRANCH 98 Current...possibilities, and developments). REPORTS OF DISTRICT MINING ENGINEERS In 1919-1920 the Mining Bureau |
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| keynote of the dramatic recovery of uranium from gold-mine tailings now under way in the Union of South... High-Face December Jumbo 1955—Engineering Shaft Jumbo and Mining Journal Be Tractor Jumbo ...lishing “ten Tne. Re iiensy: Chicago 11. Wiles, G Mack; U.8,A, al Fighte secswved in the Engineering posit...haulage way. Model FX Power Pump in Canadian Model gold operated mine for de-watering service. FD-FS...time 3 trammers 13 cars all rolling December U N ION Ol} a y in these bearings, failures are a |
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| 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 |
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| Geologist C. A. Logan, District Mining Engineer C. McK. Laizure, District W. Burling Tucker, Reid...Francisco - District Sampson, Assistant Mining Engineer District Engineer Chas. V. Averill, District Mining...Francisco San Francisco TABLE OF CONTENTS REPORTS OF DISTRICT MINING ENGINEERS Page 1 Sacramento Field Division...Angeles Field Division 1 Redding Field Division 3 Gold Deposits of the Redding and Weaverville Quadrangles...mining activities of the State, prepared by the district mining engineers are given. Special articles dealing |
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| g Scientific Press December, July to 121 n u u Page Page Acme Motor Truck Co .Resume Adam, H... 327 Agnew, John A .... 89S Editorial Co Alaska Gold Mines Editorial .... 475 Alaska Treadwell .... 441...Lubricants, book review L. B. Lockhart Amprican-made gold-dred?e for New Zealand . . . . . . . . ...823 324 . . . . Operations of Consolidated Gold Fields of South 881 Africa 747 American Mining Congress...Bailey, F. J. .First-aid Baking . . . and 'gold' ore . . . . . 39 241 479 Editorial .... |
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| exploitation and op- brought $ 1.29 an ounce and when gold, in prevails that, in time to come, better and...-roots. The discovery of the Howell reads al district has been not most like a romance . ed for its...panic of 1907 ; period when Little Cottonwood district was There is always a feeling of mystery and but...Howell then wild and wooley west, when silver district, and especially so when the opinion would be one...that LAKE MINING REVIEW , APRIL the the old shaft should have reached the tun- wonderful Cardiff |
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| and Tertiary rocks of the San Diego coastal plain region Cretaceous system Tertiary system _ Paleocene rocks...88 88 88 89 89 district Mesa Grande district __ Ramona district Rincon _ district Other areas Miscellaneous...97 97 115 116 . _ Gold District summaries Julian district Escondido region Mesa Grande Dulzura...Dulzura 121 121 district (Rice) district Ballena placer deposits Additional gold mines Boulder Creek group...20 121 district Montezuma 16 1 121 district Area south of Pine Valley El Cajon district Laguna |
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| 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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| CO. New York Office, 42 Broadway PURCHASERS OF Gold , Silver, Lead and Copper Ores ORE PURCHASING DEPARTMENT...MINING PROPERTY OF THE Gold Springs Mining and Power Company Property located at Gold Springs, Utah NOTICE...OF SALE. IN THE DISTRICT UNITED STATES COURT IN AND OF FOR THE THE DISTRICT OF UTAH , MASTER'S...Trust Company , a corporation , plaintiff, vs. Gold Springs Mining & Power Company , a corporation ...Electric Company , a corporation , plaintiff, vs. Gold Springs Mining & Power Company, a corporation, |
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| ^ Wl'tT* If-lff' '*I!T*K^lr' U^iv,oi BIBDHG LIST OCT 1 1922; \v INDEX TO VOLUME : . Mining...Ditto at Oroya. Peru Julian & Smart's Cyaniding Gold and Ditto Silver Ores, book review DittL Work and.... . . . 84 193 134 357 218 394 Cyaniding gold and silver ores. Julian & Smart's, book A. W. Allen...216 249 Spraying with atomized metal Synthetic gold Thacher. Arthur 180 389 24S 319 134 minerals relief...A Calculations, book review Hornsilver mining district .J. K. Turner. ... Hulse. E. W.. obituary Co-ordination |
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| admit that is a vein for the and a place for the gold, where they the buckets at such a rate of speed...metals precious occur; silver in veins and as gold, pector " up The use ** Pros- himself re-...portation of ores from ver mine to mill or point but gold in refineries, of shipment. be run at all It...section in the em portion of Josephine county, a region that posaibilities immensely valuable ore^ and...production can be given, but it is probably the region may be reckoned at $70,000 more at greater depth |
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| an oval alot By eliding the oylinder along the shaft any de- in mloing regions all over the coaat. made...are awakening to the realization of. California's gold gave the nation when the monarchiea of the Old World...The experience of the world has demoosttated that gold and silver constitute the only and safe, conveaient...reliable basis of credit Whereas, The output of gold is largely below the needs of mankind ; and Whereas...detritus from said mines entering the streams. All gold raining in California is hydraulic, being the same |
