 | | Journal (article/letter/editorial) | | Dale, N. C. 1924. The box-vein of Lyomdale, Lewk County, New York. New York State Museum Bulletin 251:134-48...Quebec. The sill is well exposed in the Varennes quarry, which has been operated continuously for crushed...stereomicroscope, it is quite porous with numerous cavities 1-2 mm in diameter and some larger cavities to several...very small, rarely exceeding 1-3 mm. Minerals include aegirine, albite, those in the amphibole group...cleavage. The lazurite exterior of the crystal is only 1-2 mm thick, and the clay occurs in a cavity in the |  | | Book (volume) | | 0 n101ercai o of Maine j f·~ ....__ :,,. . - .._"' ..;. .. ~ L-- -~ \. • .J_..::.; I Volume...History, Gems, and Geology edited by Vandall T. King Maine Geological Survey DEPARTMENT OF CONSERVATION Robert...Robert G. Marvinney, State Geologist of Maine Volume 2: Mining History, Gems, and Geology Edited by...Resources Information, Maine Geologi,cal Survey Robert G Marvinney, State Geologist Maine Geological Survey...DEPARTMENT OF CONSERVATION 2000 Copyright ©2000 by the Maine Geological Survey, Department of Conservation. All |  | | Book (volume) | | Volume 1: Descriptive Mineralogy by Vandall T. King and Eugene E. Foord Maine Geological Survey DEPARTMENT...CONSERVATION Walter A. Anderson, State Geologist 1 Volume 1: Descriptive Mineralogy Vandall T. King Rochester...Resources Information, Maine Geological Survey Walter A. Anderson, State Geologist Maine Geological Survey...DEPARTMENT OF CONSERVATION 1994 Copyright ©1994 by the Maine Geological Survey, Department of Conservation. All...Cover photograph: Fluorapatite, Pulsifer quarry, Auburn, Maine (2.2 cm specimen), Harvard Mineralogical |  | | Journal (issue) | | Laguna Beach, CA 9 2 6 (7 1 4 ) 4 9 4 -7 6 9 5 . . . 4 9 4 -5 1 5 5 . . . FAX (7 1 4 ) 4 9 4 -0 4 0 2 Open...Articles History and minerals of The Geysers, Sonoma County, California .....................................vol. 1 , no. 1 (originals were printed in a very dark blue ink), and 500 copies of vol. 2, no. 1, characterized...Less than 3,000 colorcover copies of vol. 2 , no. 1 were printed. 338 We have always* maintained a policy...and saddle-stitched exactly like the originals ( 1 1 x 17-inch paper, with heavier stock for the covers |  | | Book (volume) | | ~rf-IE co ·vER North An1erican gems from the Michael 1\il. Scocr Collection as photographed by Erica and...Caufornia; brownish yellow octagonal calcite (21 .30 et), 1\1ontana; light yellow orthoclase feldspar (25.03 et)...cut purplish pink elbaite tourmaline (30.89 et), Maine; round brilliant red-orange spessartine garnet (...cushion cut rho1\1inc, Colorado; eolorless scheelite (19.66 cc), Kern...Vivid blue matched benitoite gems from Sai, Benito County, California, consisting of 52 benitoites and 75 |  | | Book | | slightly more than 1,700,000 tons \1/as produced domestically. 1-'Ieasured, indicated, and inferred uraniun1...minerals exploration, not only a1nong themselves but \1/ith spectacular success also with "weekend" and professional...mass efforts vvere organized in the United States, \1/here in 1955 some 10,000 laymen and prospectors, replete...countries, chiefly by trained personnel, in many cases \1/ith 1narvelously successful results. Canadian reserves...reserves in the Union of South Africa \1/ere estimated a~ over 1 billion tons. Other countries, such as |  | | Report (issue) | | ................................................ 1 INTRODUCTION ............................................... 29 29 30 31 34 39 Illustrations PLATE 1. Geologic map and sections of Dog Springs quadrangle...te rn Soco rro Cou n ty and e as te rn C a tron County , Ne w Me xico . The quad ra ngle was de si g na...formation. This sandstone is thinly bedded, well consolidated, made up of angular grains, and cemented with... cr eam colored on fresh surfaces, and well consolidated. In places the formation con tains lenses of |  | | Book | | BOYD LTD Tweeddale Court Edinburgh 1 39a Welbeck Street London W.1 A translation of Welcher Stein ist... ae Vii ne ae xe asc: - Xi ; ae Su : 1 Colour of ae re List of Colour Plates I CY...1x COLOUR PLATES Plate Facing page I Ores: 1. Iron ores and related ores Ti OLS THO OLCS a3... he 21 a Be iets es S: 36 .. a ae 53 1 .. ie ee oe 68 vi Rock-forming minerals: 2 ...Metamorphic rocks ae Ne ae se 145 x1 Gemstones: 1 — Blue axe Si oe a 200 xu Gemstones: 2 — Red |  | | Journal (article/letter/editorial) | | of the results are embodied in the present paper. 1 I. THE AaE oF TtIE ~r CO.~fPLEX. Pebbles derived...Hendre-wen Lane, there is a beautiful oval fraglnent (fig. 1, p. 835), about ~ inch long, of undoubted Pemnynydd-Zone...holocrystalline, with sphene, zircon, and a pale 1 The Geological Survey Memoir entitled ' The Geology...M o n a C o m p l e x was c o m p l e t e . Fig. 1.--Fra.qment of mica-schist in an a.qylomerate of the... . . . . . . . . 0"23 K:O ...................... 1"20 0'92 Na20 ....................... 0"84 O'5O so3 | | | Book | | LONDON OLIVER AND BOYD LTD Tweeddale Court Edinburgh 1 39A Welbeck Street London W.l A translation of Welcher...Alphabetical Description of Rocks and Petrographic Tenns 1 1 122 .. 129 134 140 168 Introduction .. Hardness... lX COLOUR PLATES Plate I Facing page Ores: 1. Iron ores and related ores 4 n Ores: 2 m Ores:...illustrating Mohs' scale 53 v Rock-forming minerals: 1 68 v1 Rock-forming minerals: 2 85 VII Rock-forming...several minerals. MINERAL IDENTIFICATION TABLES 1. BASED PRIMARILY ON COLOUR OF MINERAL In the following |  | | Report (issue) | | MINES AND MINERAL RESOURCES OF TRINITY COUNTY, CALIFORNIA ^^^^gz^^^^sHi LIBRARY ^ tnSF DAVIS [... Mi+teCOUNTY CcUifi&isua By J. C. O'BRIEN, Mining Engineer...Retired and Geology California Division of Mines COUNTY REPORT 4 California Division of Mines and Geology...MINERAL RESOURCES OF TRINITY COUNTY 53 (3) 3 Illustrations Page Plate 1. Map Plate 2. Generalized...geologic Figure 1. Figure 2. Geomorphic and geologic map of California with County Figure 3. Geologic |  | | Book (edition) | | l{ODERICI{ I. MURCI-IISON, Director. Museum of l 1 ractical Geology, April 16th, 1859. a 3 • • •...with note ADDITIONAL SPECIMENS : A.p pendix - . 1 1 4 5 6 6 7 9 9 19 23 24 29 283 • ROCKS. Introductory...Wall-case 41. PAGE lntrolluctory notice on stratified 1'ocks, by A. C. Ramsay CONGLOMERATES, &c., described...ILLUSTRATIONS OF .ALTERATlON AND l\lET.AMORPHISl\1 OF ROCKS, 1.citlt descriptions, introductory rcnzarks,...Slates, Coals, Sandstones, and Conglomerates .. - 1 03 Igneous and altered rocks of Charnwood Forest - |  | | Book | | 2 eld steal ? farwhasit teeth gare lncigidow 2 1 MO 7 s- - DEAE oberg.) arnotl 2 Siig ceaiv()...jew ree 4 ' ta We eo at i _ myzahh , 1 iN coal ane 1 etal) meohla? AS “} be aie sheté dean ...Hopkins University. THE EDITORS Xi 4 ua ee 1. wy ow! ic hii * 1A ans cs fy «(0a = iL ...ui iG) bd ’ bv« av antennae w atrer Sait i! 1 ibe 4 j nm okie wd foal sie n md a a pce...were “a te Vriaasf? a . cree fs ins * i ‘ta 1 » 24 4 ‘i r +| e ° . ‘ef 7- a ee Pen a ors |  | | Report (issue) | | CONTENTS Page XI[ Summary _ 1 Introduction _ Part I. Superficial features _ 5 Chapter 1. Geography _ 5 Location...Character _ 163 In the oxidized zone_ _ 163 Minium _ 1 VI CONTENTS Part III. Ore deposits—Continued. Part...ores 1 Continued. Page 227 Oxidized lead ores 1 178 Mesothermal ores 1 227 Lead carbonate ores 1 178 Veins...stockworks 1 Sand carbonates 1 227 Early history 1 178 229 Hard carbonates1 Classification 1 178 Lead-iron...mateNumber of developed veins 1 178 230 rial 1 Distribution and grouping 1 179 1 231 Oxidized zinc ores Distribution |  | | Journal (article/letter/editorial) | | E W G. STENHOUSE, F.G.S. (Read 20th March 1907.) 1 I N his classic paper on the igneous geology of the...outcrops show that they consist of black shales 2 3 1 2 Trans. Boy. Soc. Edin. xxix. p. 504. , See sketch...grained as a rule, but with occasional blocks up to 1 | ft. in diameter. Sometimes the tuffs contain fragments...outlines are not corroded like those of the larger 1 1 " Ancient Volcanoes of Britain," vol. i. p. 418...The vesicles are filled with chlorite and calcite. 1 II. The Picrite-Teschenite Sill. The main mass of |  | | Book (edition) | | -~"" ~ii;::.~!f/s.ti_...::ti:fH!ii;:!.:~·::,-:l:..:;1::- .. • • • • • • ~:;!~~i!f!.~"f.~~~~:.:f!:~.......Anlorcllc Plate J/ _ _ _ ~ • ) • ►~J : ; • 1 I h« ..,hV•lcol Wm'lt1, • (c) 11rrr; by lhfl Nnllonol..._..[l o, f• <-• ~ o~"0 lh C Corollne • 1>101e <>,, / ,<) ,;o '"' •• ~ Soc, :.,t' 'Ii•...- , ~ o l f\ .J ~\ '{' ) • \) ltL[ND ••• , 1 ~ -~ --,<':' I <>,:, Plole ,.,,-, f ,,. ~.... !.' p'- ..: {) { 1 i-" ~ n ~ ·A e; ,. ~ , '"° 7 ~ Plate . . 1 ,. ~8\ Pactf,c ::-, |  | | Book | | CONTENTS 1 Plates Vil Figures lX Preface Xl TIJJ� EXPLOITATION ENVIRONMENT 1 2 Ul3IQUTTOUS...Ul3IQUTTOUS NON-!vIETALLifEROUS MINERAL (1): THJ·. AGGREG \TES l\lIARKET 36 Sand and gravel 43 Limestone 70 Igneous...Igneous and metamorphic rocks I oo Sandstone 1 18 3 UBIQUITOUS NO�-:\tIETALLIFEROUS MINERALS (II) 129...LOCALIZED 10�- 1ETALLIFEROUS MINERALS China clay 1 75 China stone 1 97 Ball clay 202 Fuller's earth 213 Salt...(Leisure Sj1ort Ltd.) I' LAT .f. 1 n I Vorkcd-out areas al Thorpe 1·cinstatcd lo leisure use as a water |  | | Report (issue) | | _'_.............• _·________ ...; .• __ • ___ . 1 PART I.-G~NERAL DESCRIPTIONs, DiscussioN, AND CoNCLUSIONS...Epsomite ......... . ...... ___ ..... _... _.........1• • • • _ • • • • _. _ • • • • • • • • • • __ • _ ...... _ _.. _..... _. _. _~ .......·..... _. . . Albite .......... _.. : . ...................... ~ .....____ .. __ .. ____ .. _..... _...• _.. ___ ...... . 1 Ana~~~e;~~:~ ~~ ~~~~~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~...___ .. _________ .. ______________ Details of Nos. 1, 2, and 3 veins _______ ... _" .... ___ . _. ____ |  | | Journal (volume) | | 'olbom, Collins. ( <0, -M . VV 357. 377, 41 1, mei H. 620 it; .. 374, . 625 836 799. 844...McLean, D. M McLean, P. A McRae, J. A. McFadden, J. P 1 V Corless. C. 744 i . . L<>i '. 2 )0. 768...< kfield. H. .. 2 i0. 357. 377. 411. 620 1 374. . 625 836 V W. K. . 766 . G - 844...Baxter. 735 631 J. Biggar, L. 338. 762 661, . !1. . .. . . B 432 Nicholson. J. 468 C. 890... U. 309. 675 116 Wolf. Alb O »(.< T IV 1 1 CANADIAN MINING JOURNAL E Index Accident" In |  | | Book | | of the E astern Desert of Egypt 1\1:ultum non multa Plinius ]1-1,nior CONTENTS P REFACE . . ....Akjonjt Boundar y ~ X. X I. XI II. 1 61 161 162 168 171 1 73 1 77 THE PRE-CA~lBRIAN BELT IN THE COASTAL...NVESTIGATI ONS 184 1. Age Determinations . . . . . 184 2. XI I. 129 137 1 47 II. ~ORTH\VEST .A...Arabia Egypt. Sudan. Libya . Algeria and Tunisia . 1-Ioggar . . . . . . Eglab, Yetti and Reguibat. Morocco...Collection Beydoun-Bichan 347 334 I. Notes et 1\Ie1noires du Service Geologique No. 236, International |  | | Report (issue) | | 30, 1981 and cover the 6-month period from April 1, 1981 through October 31, 1981. These reports include...Earthquake Hazards and Risk Assessment (H) Objective 1. Establish an accurate and reliable national earthquake...losses.--- 221 Earthquake Prediction (P) Objective 1. Obtain pertinent geophysical observations and attempt... III. 319 399 Global Seismology (G) Objective 1. Operate, maintain, and improve standard networks... Page IV. Induced Seismicity Studies (IS) Objective 1. Establish a physical basis for understanding the |  | | Book (edition) | | G i+ es:O on@): oY} puoseq hwe < TSH asiog 1 ee ir aN oN i\ VOVAIN ae “suoT}OeS pue}xe 944... . eee 4 . 46 oe OB a ~©6668 6 ek oe 1 el ae ee « » . = 148 we ew Me OL . ...Second of GEOLOGY Edition CHAPTER THE FACE 1 OF IDAHO It was Suess, the eminent German geologist...Oregon. The sediments deposited in these lakes consolidated as shales, sandstones, lignite, etc. Occasional...cappings on erosion buttes which consist mainly of consolidated lake sediments. Farther east around Glenns Ferry |  | | Journal (volume) | | Chandler, C. F Chemicals, Prices of Chendai Consolidated Chilean Nitrate China Clay Industry Chinese...d.) (m.d.) 'IHl 190 123 327 319 Report 71 2(^1, !f27 Engineers and Mining E 127 Report H. F....Connemara Gold Mine, Metallurgy at "* Report Consolidated Langlaagte Converter Slag, Treating..F. Laist...Co F.M.S. Timah Capital Falcon Mines Fnnti Consolidated Mines Far East Rand, G. A. Denny on Far East...Flin-Flon Copper Properties {m.d.) Flotation at Ray Consolidated Flotation, Contribution to the Study of..H. |  | | Report (issue) | | ( ExPLA �AT10J. OF •1 llEET • 112.) DV A� G. w. L4.......IPCLUG 11, 11"1.G ••• , ;J. It. KILROE...A.., H. 3. ,'EY i\'.10 OR, B. A., 1�,.G.S., a11d \ • 13. W.l ! C 1 H'I,, B. A. [In part reprinted fron1...Sheets I 0-2 ancl 112 , by J, Beete Jukes • .A., 1' lt •. ,nnd G.,.... Du �:'foyer, 1861. Rr.vised 187:...JJ fJ I N � 1 Pl{J 1,ED }f( I fIT, f.A.J Ji�. rJ'Y' l"l'A'l I ) ERY OJrft.lCE� BY ALhl��. 1,li(fft.� 00...e-street, Edinburgh; 1[0l)GI�S, FlGGIS, & CO .., L1)r1·rED, 104, Grafton-street, Dublin. 1''ro1u an.r A{,rent |  | | Book (volume) | | G46 I, IN'.::T:TUTE OF 0 , r-.c•-' I .--J"-.,, -1~"CES ...... i.. •• , GEO _...., LIC r.i,R Y ! ·-----------...Street, Bristol BSI 3DE 258 Broad-Street, Birmingham 1 7 Linenha!J Street, Belfast BT2 8A Y or through any...CoRRIGENDA, ] 969 " CHAPTER I.-INTRoDucnoN .. 1 CHAPTER II.-GEOLOOY 5 General geology (p. 15);...-DETAILS oF nm MINES 1N WESr 59 CoRNWALL .. 1. St. Just district .. 60 Botallack-Pendeen (p. 60;...Robinson's section 323 o. 21.- South Crofty Mine; No. 1 Lode, New Cooks Kitchen section 324 o. 22.- South |
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