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| Commission (Technical Assistance Grant-FCRC No. 421-500-043, Doc. No. 10250058) and the Utah Geological and...America, Europe, North Africa and the Middle East. As an employee of the U. S. Geological Survey (USGS), he.... ... . . .. . . .. . 81 Gold Mountain Mining District .. .... . . . .. . . ... 83 Winkelman . . . .... . . . ..... . ... ... .. 85 Mt. Baldy Mining District . . . . . .... ... . .. . . . . . 86 Close In.... " . . .... . . ... .. ..... 86 Henry Mining District .. ... . .. .. ..... .. .. . . . 89 White Horse |
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| SILVER: Notes on the gold lodes of the Carrville district, Trinity County, Cal., by D. F. MacDpnald.......account of the ore deposits of the Loon Creek district, Idaho, byJ. B.Umpleby................................................. Notes on the Antelope district, Nev., by F. C. Schrader................... Notes............ COPPER: The Turquoise copper-mining district, Ariz., by F. L. Ransome........... Survey publications...salt, borax, and soda........... 346 SULPHUR AND PYRITE: A sulphur deposit in the San Rafael Canyon, Utah |
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| Minister Xiniste? HON.R. C. MACDONALD, BULLETIN NO. 27 GEOLOGY AND MINERALDEPOSITS OF 'SNE ZEBALLOS...left ...Frontispiece 11. Narrow shrinkage stope on No. 2 vein, 1100 level, Privateer mine, looking up from.... ~~~~ .......... ......... ~~~~~ 38 IX. No. 1 vein, 1100 level, Privateer mine, showing vein in...Valley mine camp-portal of No. 7 level a t dump, lower right; portal of No. 4 level at top of dump, upper... ZEBALLOS MINING CAMP, BRITISH COLUMBIA. CHAPTER 1.-INTRODUCTION. GENERALSTATEMENT. This bulletin presents |
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| Governments. - THE SODA DEPOSITS OF LAKE MAGADI IN KENYA AN adequate and cheap supply of sodium carbonate is...deposits of this lake ,vas insufficie11t to show : ( 1) whether the crust of soda on tl1e surface of the...who had then completed his term of service as • 43 1 . • 432 BULLETIN OF THE IMPERIAL INSTITUTE Geologist...continued production. The main part of Lake Magadi is at an altitude of about 2,000 ft. above sea-level and occupies...average breadth 1¾ miles. As there are no permanent streams of fresh water in the neighbourhood no fresh water |
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| GS6:;?1 1Il11 5 JIlII II ill DEPARTMENT OF MINES GEOLOGICAL SURVEY BULLETIN No . 21 The South Heemskirk...(a) Gen(,l"ai ... ... ... 1 (b) Geographical Position and Access... 1 IL- PREVIOUS LITERATURE ...... lII.-PHYSIOGRAPHY . (1) Topography ... . . . (a) General .. . (1) )lollntains . ... " (r) Coa~tal Pen£'plaill...GEUJ,OGY. (1) 'l.'he Rock T~' I)es rcprf'sented on the }"'ield. A.-Igneous Roc-kg: (1) Basic Group...the Bas ic Rocks . . . . .. (2) Ac·id Group ..... . 1"Ol"lnal Pink Granite ........ . White Granite ... |
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| be heeded by anyone quoting. this publication as an authority. The whole of such data as it applies t...explored i n both its oxidized and unoxidized portions. no reliable estimates of quantity and quality of t h...Australia are reserved t o the Crown. and consequently no deposit is available for pegging a s a mining tenement...N ORE SURVEY 4" 14' IkAP OP WESTERN AUSTRALIA 1 A Scale o f m i l e s Localities described in the...Range Maynard Hills Montague Range Black Range District Murchison Goldfield Gabanintha Tuckanarra Lake |
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| ECONOMIC GEOLOGY REPORT No. 20 MOLYBDENUM DEPOSITS OF CANADA F. M. Vokes $4.50 1963 MOLYBDENUM... MOLYBDENUM DEPOSITS OF CANADA 2,500-1962-1992 56160-5-1 Plate I. Headframe, concentrator and waste dump at... GEOLOGICAL SURVEY OF CANADA ECONOMIC GEOLOGY REPORT No. 20 MOLYBDENUM DEPOSITS OF CANADA By F. M. Vokes...CONTROLLER OF STATIONERY OTTAWA, 1963 Price $4.50 Cat. No. M43-2062 A French translation of this report is...properties based partly or entirely on earlier reports. An introductory section on production, consumption, |
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| . a^ ag>; .^1 \ ) X \- \' t>^*"°-i]a ^ri — o*j5^ >^S. i/f^ \ ? W 1 1 1 14 To accompany...GOLDEN FLEECE 7L /' 1 L 7 ^^>s nay above Sea/ei'e/ yyea/lh of Nations Adit too' behtrVf'l ^C...3IZ' N?3 ^73' N'-^ 624' Sea -level N?5 I ' 1 ^^ D_zn /I / N?e /^" N9 7 I \ N9 8 , 773'...conglommle, .-.d.lrns, and d»,.lon.. «llh bra-n] •llh no KUl-^!. \B \A I PUI8TO0ENE. . rimiitll*. ilitia...GBob fe ical Colours and Si ^ni .„c -"""1 IGNEOUS ROCKS 1 nna , h4~ Drives ..11:11 p |;!:"S!i;*' |
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| ARIZONA BUREAU OF MINES, GEOLOGICAL SERIES No. 18, BULLETIN NO. -156 PUBLISHED BY linhttrsitg of Ari!ona...TUCSON, ARIZONA April, 1950 Vol. XXI, No.2 ){ninf,faiil1 of 1\rtlona I ~ul1rtin -' BOARD OF REGENTS'...following have proved especially important and valuable: 1. The preparation and publication of bulletins and...originate within the state of Arizona; a charge of $1 per specimen is made for samples submitted from outside...authorized June 29, 1921. April, 1950 Vol. XXI, No.2 1ltuitttrntty uf ArilUUU ~ullrttu ARIZONA BUREAU |
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| BANCROFT INCLUDING A SECTION ON THE REPUBLIC MINING DISTRICT BY WALDEMAR LINDGREN AND HOWLAND BANCROFT WASHINGTON................ ^................................ 1 Area examined.................................................................................... 1 1 2 2 3 5 5 Transportation.............................................................. Metaline district................................................................................ future of the district........................................... Prospects |
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| Mines GEOLOGICAL SURVEY OF SOUTH AUSTRALIA Bulletin No. 30 URANIU·M DEPOSITS IN SOUTH AUSTRALIA BY S....Sir, I have the honour .to submit to you Bulletin No. 30 of the Geological Surver~ on Uranium Deposits...deposits, is also acknowledged. The Bulletin represents an important contribution to -the knowledge oj uranium... Underground Level and Stope Development- Radium Hill l i'1'ontispiece] CONTENTS P art I- Radium Hill GEOLOGY...GEOLOGY OF THE OROOKERS WELL URANIUM DEPOSIT "CHAPTER 1-SmmARY AND INTRODUCTION " " "." . "'".,""'""' " . |
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| STREET Scientific Press SAN FRANCISCO, CALIFORNIA^ 1'^ h i* zcv >- IIMDEX: Page. of Costa Rica Abanearez...Techow .... Lynwood Garrison.... . Ditto Agricola: an apreciatlon. On fissure veins i Ahmeek Copper Mining...Mining . . . Co., . .F. . . 620 386 366 1 978 382 41 210 876 585 501 154 464 183 467 92 821...Alr-compressof, Sullivan angle-compound R. H. Shaw design for an Pressure In smelting Co., Colorado Mine, Victor,...Distances to new placer districts 906 Fairbanks district output 1913 945 Fairbanks distrtot sts^mp-raiUs |
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| Sub-committee, who considered that registrants would welcome an outline of some of the mining, metallurgical and...that will constitute the various Congress tours. No attempt has been.made to prepare comprehensive descriptions...Sub-committee March, 1978 V Contents v Foreword 1 Hong Kong 1 Mining of the wolframite deposit of Needle... Hong Kong Location The Needle Hill mine (Fig. 1) is located on the southern slope of Needle Hill,...close to the northeastern side of the Jubilee 0 1 2 3 4 5 I I I I I I Heights in 6 7 8 miles I I I |
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| Sound area and Southern Ontario Ann P. Sabina L 1*1 Natural Resources Canada Ressources naturelles...Mineral Collection specimen No. 42584. National Museum of Canada photo No. 1168B. Note: actual specimen...Mineral Collection specimen No. 36463. National Museum of Canada photo No. 1361. Note: actual specimen...reference in public libraries across Canada Cat. No. M41-8/39E ISBN 0-660-11915-3 Price subject to change...Plunkett Mine MacDonald Mine Woodcox Mine Genesee No. 2 Mine · Thompson Mine Hickey Mine Selby Hill sunstone |
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| 718 GEOLOGY AND ORE DEPOSITS OF THE ' CREEDE DISTRICT, COLORADO BY WILLIAM H. EMMONS AND ESPER S............................................ Page. 1 1 Field work and acknowledgments.............................................. 134 Exploration of district..................................................................................... 185 Conejos No.2 claim............................................Geologic map of Nelson adit, showing Amethyst lode.............. 88 FIGURE 1. Index map of a portion |
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| of minutes. Dippers can—and should be—bought with an eye to higher digging efficiency and lower costs...on-the-job example is clear. . When the preference for an Amsco Dipper is so strong that a superintendent at...still going strong after 6 months of service with no repairs of any kind! Better design and construction...[World Mining Section—1} AND CABLE ] Close-up of automatic shaker units and an air reversal valve...maximum wear Willison Automatic mayerum ether no of car manual inates with Couplers safety.. |
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| Barbadoes, Oil Prospects in 43 (m.ii.) Barberton District, Geology of 377 Barnes, W., Iron Ore in the Midiands"...Method of Flotation %": Castle an Dinas Wolfram Mine V* (».«.) Castle an Dinas Wolfram Mine Champion Reef...276 .!.!!!.!.!!.!! R«|MHt Broken Hill Block 14 1*1 „.R«pot« tfT Broken Hiil, British lUport MB Broken...Corporation Broken Hill Block 10 S^l" Sji" i».«i.».. •no n SM ' niiiiVi ncpor. ^ ;--"y; 161 la».4...)...... 50 *40 (in.d.) Esperanza Copper and Sulphur Excess Profits and the Institution Excess Profits |
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| • • SCOTLAND • ' • • / • Wartime Pamphlet No. 38 • • , • • • • BARYTES IN CENTRAL SCOTLAND...ORKNEY ISLANDS 3 • ' 118 • • HI I 1151, I08 . 1 .,> 111.-.. \ H8 CAITHNE R LAN o'•, 6 ' 110...Statistics) I. II. Muirkirk District: l07rshire and Lanarkshire 1. General .1\.ccount (Fig. 1) 2. Gass Water Mines...l'lieikle .1'\.uchinstilloch and Nutberry Hill (Fig. 4) III. Douglas - Cr�wfordjohn District: LanRrkshire...LanRrkshire 1-4. Redshaw 9 Pagie Hill 9 Townhead Wood, Auchensaugh Hill and Braidknowe Burn Veins IV. Hill of |
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| minesuranium” IF PURCHASES ARE ENDORSEMENTS... P.H is the no.1 choice of the mining industries In recent years...Electrics results from these two basic advantages: 1. Higher rate of production made possible by exclusive...controls grinding quality As an integrated manufacturer, CFal has an opportunity to exercise careful...foot I. D. shaft is mentioned as being feasible, but no estimated costs are given. While it can be assumed...standardization continued APRIL Africa, on April 1961 23, No.4 Major discoveries of copper in Arizona, zinc in |
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| Dean Farris from mine dump waste in the Gold Hill district. The actual diameter of the button in the lower..... . . . . . . . . .. . . . . . . . . . . . . . 1 Historical background . . . . . . . . . . . . ..... . . . . . . . . . . . . . . . . . . . Kirwin district . . . . . . , . . . . . . . . . . . . . . . ....City) district .. . . . . . . . . . . . . . . . . . . . . . . . . 13 16 Stinkingwater district . . ... .. .. . ... . . . . . . . . . . . . Sunlight district . ... . . . . . . . . . . . . . . . . . . . . |
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| < I- z c o k. u September, 1908. BULLETIN No. 50. THE COPPER RESOURCES OF CALIFORNIA. Issued... I'M - Y CdIMY NOUTK '•'•' 1'" ror.NTY 'I'lIIMlY TKIIAMA. 1^" rn.MY llrM,:n,.,>T <; I.K.N...N .N. I a.mi 'oi.l < SA ( "( )1 .\ TI KS 1-I-' 1'" .MKMlOriNO ('(tr.MY "orM Y ^''•' Nai-a...Contra Costa Coi.n ty ^ Mkkcki) ' '(tr.NTY * 1. 1 is H:1S1MI < ( ^ 'OINTY .\i;vai».\ riii:...NK\ ADA ( m .NTY Vl MA Cot NTY '-' ' ''' ''' 1 s; t -"•' or.NTY I'l.AC KK i;i >(I1{AI)0 |
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| since the bit is integral with the steel. There is no bit to ‘get lost’’. What’s more, since Sandvik is...Integral Steels are available from 1” to 154” bit diameter, in 34”, 72”, and 1” hexagonal steel section. Write...California COlfax 1-6800 MARCH 1961 New York 17, N.Y. 610 Industrial Avenue LYtell 1-0375 1 a REPORT...944 Traxcavator loads and levels nine 18-yd. trucks an hour it gets its bucket full easier than other machines...140 HP carries a 2%4 cu. yd. standard bucket—and a 1% yd. bucket. All three mount the 80 HP 922 has a |
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| indicates, the papers included are of two classes (1) short papers giving comparatively detailed descriptions...subjects treated, and each group has been issued as an advance chapter as soon as it was ready. By means...1909, the writer spent 10 days in the Carrville district, Trinity County, Cal., and, incidental to other...written. In November, 1910, another visit to the district was made, but inclement weather handicapped the...The growing economic importance of this min ing district merits notice, and it is hoped that this brief |
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| GEOLOGY LIBRARY iWIVERSITY OF CALIFORNIA Davis 1 STATE OF CALIFORNIA EARL WARREN, Governor DEPARTMENT...Third Floor, Ferry Building, San Francisco 11 District Offices West First Street, Los Angeles 12 631...are also sold at the Los Angeles and Sacramento district offices. ; In addition to oral conferences in...July 1, 1947 to June 30, 1948, by Olaf P. Jenkins 7 Quicksilver Deposits of the Oakville District, Napa...September ber 30, 1948 Map Symbols Used in Publications 1, Cali- 99 1948 to Novem107 of the U. S. Geological |
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| Distribution of power Butler, H. G . . . 435 753 581 1-''^ 222 81 479 615 335 546 413 185 295 299 327 285...298 W Silver Ditto Ditto Conditions in Mexico An Occasional Correspondent. Conference on standardization...Inorganic Friend, J. Newton Chemistry, Vol. IX. Part 1, book review Editorial. From Leadville to Cyprus Fuller's...witnesses Geology at El Oro F. Ot Brazil Of El Tigre district 217, 438 Editorial. Ransome. F. L. . . ...districts in Mexico 379 S. J. Lewis. Of Zacualpan district Geologv of Mid-Continent Oilfields, book review |
No. 1 adit, Äußere Wimitz, Frauenstein, Sankt Veit an der Glan District, Carinthia, Austria