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| localities for good ilmenite crystals exist in the region (Brunet, I 977b ). NEW YORK Amity, Orange County...2013). MALAWI Mount Malosa, Chilwa alkaline province, Zomba district. "Illite" is the name of a series...excellent loose ilmenite crystal clusters from a calcite vein-dike digging site which they called the Bentley...ilmenite specimens have come from an unusual calcite vein-dike occurrence with an exposure very near, indeed...mine before 1964). The mineral assemblage of the vein-dike consists of ilmenite. magnetite, anatase, biotite |
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| Page 7, line 3, f01'" 75•oo " read " 50 ·oo. " Page 12, below the footnotes add " Note : According to Fo1'eign...practical importance, namely molybdenite and wulfenite. Molybdenite : Molybdenum sulphide (MoS2) , the...pure it contains 60% of metallic molybdenum. Wulfenite : Lead molybdate (PbMoOJ crystallizes in the tetragonal...scratched by a knife, and its density is about 7•0. Wulfenite appears to be isomorphous with stolzite and scheelite...important Cana dian occurrences belong to this type. Wulfenite, the only other important ore, appears to be, |
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| .................... 5 W. E. Wilson Arizona Wulfenite in the News, 1877–1940 .........................specimen photos for 902 different localities. Wulfenite alone is reported from 126 localities. In addition...micromounting in Arizona Arizona III: (1981, vol. 12, no. 5) Bisbee mines Arizona IV: (1983, vol. 14,...City & Silver Street Shows 31 Jan - 15 Feb 28 Jan - 12 Feb Westward Look Mineral Show 7 - 10 Feb The Arizona... Quartz var Amethystszepter, Goboboseb, Namibia, 12 cm Photo: Malte Sickinger MARCUS BUDIL Monaco budil@monaco |
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| _______________ _ 2 2 4 4 5 5 7 7 7 8 8 9 10 10 11 11 11 12 14 14 15 16 16 17 17 19 19 21 21 21 21 21 22 22 23...______________ Structure along the Old Dominion vein fault___ Globe Valley block______________________________...osh Billings vein_______________________ Maggie vein __________ ___ ._______________ Gem mine_______..._______ ~ ________ _ Original Old Dominion or Keystone vein __ _ Highline deposit _______________________ _...Zinc-lead veins _______________________ _____ _ Irene vein or Liberty deposit ____________ _ Money Metals property |
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| COVER PHOTOGRAPHS 1 2 5 3 6 7 8 10 9 11 4 12 13 14 1. 2. 3. 4. 5. Asbestos ore Lead ore, Balmat...molybdenum ore, Colorado 11. Zinc ore, Edwards, N. Y. 12. Manganese nodules, ocean floor 13. Botryoidal f... Geology—Lemhi Pass region, Idaho and Montana. 2. Thorium ores—Lemhi Pass region, Idaho and Mont. I.................................................... 12 Distribution .......................................................................... 59 Cago No. 12 ................................................ |
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| ...................................... 48 Crook vein................................................................................... 52 Silver Cord vein.................................................................... Hardy vein Gaddis-Perry vein "'..'."."..'.".'... Ruth vein...........................possibilities Production Alamo region Sheep Tanks district Resolution vein Other veins : Origin of veins...County Vulture district Vulture mine Production Vein and workings Sunrise mine Big Horn district El Tigre |
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| situated in the northern Pribalkhash'ye (Balkhash Lake region), not far from the town of Balkhash. Besides the...1941), 176,000 m of core-drilling were completed, 12 shafts 50 m to 340 m deep (total 1,875 m) were sunk...Other structural features of the region are zones of dike and vein rocks, localized in areas of extension...sharply differs from other granitic massifs of the region. Its other particularity is a large development...V. Chukhrov (1960). The metallogenesis of this region is characterized by concentrations of copper, lead |
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| Where the mineral was first discovered in this region the author's name is placed in parentheses after...pronounced it a new one." A. Eaton: Index, p. 121. 11 12 A MINERALOG1CAL LEXICON. [BULL. 120. 1821. Kieselspath...and along the whole eastern selvage of the emery vein, which closely resembles hornblende, and was described...upon prehnite; (b) in flat 8-sided plates, 10 to 12 ram. across, striated and formed by the growth of...crystals with cornndophyllite, in the Chester emery vein. AKAGONITE. 1825. Aragonite. Middlefield. Yellow |
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| . . . . . . . . . . . . . . . . . . . Plateau province ............................... ·_... ...... _.......................................... Basin province ................................................of the geology and ore deposits in the Plateau region. The junior author, G. F. Loughlin, began work...was carried on in the Cottonwood-American Fork region. This work was interrupted by the war, but some..._.................... 162 Relations of different vein types in the igneous rocks ...........·........ |
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| N А E L ( ) S M I N E R Ä L s N U M B E R 12 • S P R I N G - S U M M E R 1993 Watercolour commissioned...ADVERTISEMENTS UK Journal of Mines & Minerals No. 12 —1 — E DITO RIAL Data Security D A T A SECURITY...Russell in the Liverick vein, in the cross-cut between Treolar and the High Raise vein, in the Nentsberry... lick Cooper UK Journal of иines & Minerals No. 12 —2— Buder. I5ß Вrompton Rd. London FRANCIS HENRY...кk (i.e ipcF Ilk J"iirnal of Alines & Minerals No. 12 momBENITE FROIt1 Cu RE BUIDHE, GLEN CRERAN, ARGYLL |
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| strata farther east a n d south-east reveal that vein 12. D o l o m i t e , generally as i n b e d 11 but... T h e lower part of bed 11 and the whole of bed 12 are not visible in the preserved section. c M i n...changes. I n these highly porous lower beds (11 and 12 of Fig. lb) the rocks are composed of ooliths generally...n d 12. Some (Plate 52, fig. 1) consist of recognizable ooliths similar to those of beds 11 and 12 but...but generally smaller (0*12 millimetres to 0*15 millimetres is common), some are of masses of turbid calcite |
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| History of Canadian activities .. 2 3 3 4 5 6 7 11 12 CHAPTER II Geochemistry . ... ..... .... . 16..... ..... . ......... .. ... .. .. . Grenville province in Ontario .... .. ...... .. ... .. .. .. .. Parry...Addington counties ...... .. .. ... .. ... . Grenville province in Quebec. .... ......... ... ... .. .... ........... ... .. .. ................ . Appalachian region ..... .... ....................... ... .. . .................... . .............. . Cordilleran region .......... .. .. . Yukon Territory ........ .. |
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| he spent 1936, 1937 and 1938 in the Marysvale region studying the area's mineral deposits with special...organized around the geologic characteristics of the region with emphasis on the production history and evaluation...alunite and industrial mineral deposits of the region. Unpublished data pertaining to metal content were...development, industrial expansion and land use in the region. W. P. Hewitt Director, UGMS iii CONTENTS Foreword...showing location of Marysvale region with respect to the Central Six County region and Five County regio n |
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| 01 oxygen 16.00 fluorine 19.00 neon 20.18 11 12 13 14 15 16 17 18 sodium 22.99 magnesium...production for the period 2006–10, by country or region and amount.......................................Siberian flood basalt province in Russia, which is the largest flood basalt province in the world.........complexes that are part of the Nikolai large igneous province.................................................showing selenium concentrations in coal samples, by region of the United States.......................... |
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| Subsequent microscopic examinations of this ore showed 12 to 14 per cent of quartz in minute crystals intimately...striking the vein material sharply with a hammer at intervals of one -half to 1 inch across a vein and counting...possible to estimate the ratio of fluorspar to other vein minerals. This method was checked against detailed...occurrences examined, was deposited later than the other vein minerals. In the upper levels of Tortugas mine the...post-fluorite fractures on pinches in the original fluorite vein. It occurs in a similar manner at the Lava Gap property |
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| dfrectiou S. 80° E. for a distance of 460 feet. No vein bad been encountered within the tunnel at the time...N. 70° E. for a distauce of 40 feet on a 4-foot vein of quartz with a nearly vertica l dip. NeaT the...been sunk. A little higher on the hi11sidc a cross vein strikes N. 40° E . and also has a vertical dip....dikes of granite and diorite cut these sti·ata. A vein of white quartz, varying from 3 to 8 feet in width...drifts and a shaft. The country rock containing the vein is a silicifiocl limestone. The ore minerals are |
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| The Ore Deposits Minerals of the Ores Amount 11 12 of Ore 14 14 Mines The Curtz Claims The Hercules...Production Antelope Valley Region Character of rocks Minerals Bodqi and Masonic Region ( leology Bodie District... ! * Pinacate district San Jacinto Mountain region Mountain district Monte Negro district Chuckawalla...231 235 Hill_ Modoc County. )utcrop of discovery vein on Oregon claim, High Grade ketch map of High Grade...Consolidated Goldfields Co View of Yuba dredgers, Nos. 7, 8, 12 and 13 Proposed government settling basin, south |
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| County 12 12 NONMETALLIC MINERALS J Bentonite Diatomite Feldspar 12 12 12 12 Gypsum 12 Pumice...with considerable underground drifts driven on the vein. MONO COUNTY mining was in the Bodie, Blind Springs...fine-grained schist, with an intermingling of quartz. The vein S. B. M., 5 ; Tybo Shaft and Flotation Plant,...development work is on what is known as the Brown Vein. Development: The American Girl Shaft has been sunk...inclination of 35° in the footwail of the Brown Vein to a depth of 730 ft. The main working shaft, known |
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| _ Algeria ___________________________________ _ 12 16 20 23 25 Central Mrican Republic ______________...___________________ _ Cape of Good Hope Province ___________ _ Transvaal Province ____ -_-_------------Natal __...Coastal Plain province ___________________ _ Stream sediments in the Coastal Plain province ________________________...------Crystalline rocks and placers in the Blue Ridge province _____________ _ Spruce Pine district ____________...rocks in the western monazite belt in the Piedmont province __ Stokes County and Surry County_ Wilkes, Alexander |
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| REPORT Page Introduction Carbon-clioxide gas 11 11 12 13 13 16 16 35 36 Cement 36 Clay Coal Gold Granite...pp. : (11) REPORT XXXIX OF STATE MINERALOGIST 12 [Chap. 1 The area of this colorful county is only...and the ocean, the slope is more gradual, but the region is cut by many deep gulches formed by streams flowing...V-shaped canyons in the Monterey shale areas. In the region of San Lorenzo River and Boulder Creek the hills...private road about 1 mile from the plant, in sec. 12, T. 11 S., R. 3 W., M. D. This deposit contains approximately |
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| McNeill, CHASE, Charles A., Mining Engineer, 811-12 Cooper Building, Denver. Liberty Bell Gold Mining...M. Co., Colo... 559 Big V Mng. Co., Okla 970 Big Vein L. & Z. Co., Okla 970 Big West (Copper) Syn., Wash...Ida 719 Bluestone Mng. & Sm. Co., Nev.1149 Blue Vein Copper Mng. Co., Mont 1033 Blue Wing Mng. Co., Ida...Cashier M. & M. Co., Colo 568 Cash Mine, Arizona 243 'er Co., Mich 853 r Crown Copper Co., B. C..1701 Castik-...2150 Cori Gold Mines Co., Nayarit, Mex 1891 Cork-Province Mines, Ltd., B. C.1708 Corncob Mng. & Dev. Co |
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| Apex Property, 480. Amalgamated Copper Co., 91, 12.">. American Foundrymen's Association, Standard Methods...Cobalt, Present and Future, *194, 200-203. Cobalt Region, Ores and Rocks of the, by R. E. Hore, 300. Cobalt...Harris-Maxwell Property, 87. 344, 410, 577. Gold in the Amur Region, 188. Harder, E. C, on Manganese Ores, 431-33....Consolidated M., S. & P. Co.. 26, 28, 56, 89, 90, 106-07, 12 4, 130, 155, 185, 187, 219, 221, 252, 284. 285, 286...United Kingdom, 29. Iron and Steel Institute, 211-12. . — Annapolis Mines, Iron and Steel Bounties Paid |
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| . . . . . . . . . CnAP'rER !I.-Geology of the region. . . . . . . . . . . . . . . . . . . . . . . .... . . . . . . . . . . . . . . . . . . . . . . . .Vein outcroppillg~ ................................................................................... Vein fortuation ............................ ~ .......... ______ ~ .... ____ ...... __ ..·... . Copper-vein systems .................... : ............................ _........... _..................... . Vein filling ............................. ~ ....... |
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| In pocket In pocket In __ _.. pocket In vein, — _ CONTENTS-Continued Page Figure Figure...Figure Figure 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 11. 12. 13. 14. 15. 16. 17. 18. 19. 20. 21. 22. 23. 24...Clear Creek district Photo of the Exposed Treasure vein, Standard group ._ Composite plan, Standard group...Table Table 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 11. 12. Table Table Table 13. Table Table Table 16....and prospects in Kern County examined for tin.. 12 16 24 63 70 73 74 80 91 93 216 216 217 247 248 |
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| Co.. Colo. 505 Big V Mining Co., Okla 1275 Big Vein Lead & Zinc Co., Okla. .1275 Bilharz Mng. Co., O...Montana 910 Bluestone Mng. & Sm. Co., Nev... 1020 Blue Vein Copper Co., Mont 910 Blackwater Mines, Ltd.. New...l>.\\"is...!512 C 1538 Conqueror Mng. Red. & Po\\er Co., Colorado 519 Conqueror Zinc Co., Missouri.....1599 Corella Copper Co.. Queensland. . 1889 Cork-Province Alines. Ltd., B. C..1543 Corncob Mng. & Dev. Co...Co.. Mo 885 Idaho, Mines of 633 Coeur d' Alene Region 673 Idaho- Almo Mine. B. C 1559 Idaho Antimony-Mining |
Vein 12, Tadaout, Taouz Caïdat, Er-Rissani Cercle, Errachidia Province, Drâa-Tafilalet Region, Morocco