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| performance record (1986-1990) without equal in the gold industry ® Record revenue, earnings and cash flow...flow achieved in each of the last five years. ® Gold production rose 220% to 596,000 ounces in 1990. The...and over 1.1 million ounces annually by 1992. @ Gold reserves increased nine-fold to 20.4 million ounces...five-year period. @ Higher production and a unique gold hedging program should ensure future growth. C20...491 Company Index 503 Tables: World Mine Production of Gold, Silver and Base Metals 5A2 World Production |
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| GOLD Top: The original Turin Papyrus of the Egyptian gold mine (circa 1320 B.C.), the oldest geological...Papyrus of the Egyptian gold mine (after Ball, 1942; see chapter 3). GOLD History and Genesis of Deposits...480 La Trobe Street Melbourne, Victoria 3000, Australia Macmillan of Canada Division of Canada Publishing...deposits. Includes bibliographies and index. 1. Gold ores. 2. Gold. I. Title. TN420.B63 1987 553.4'1 86-15675...GENERAL GEOCHEMISTRY OF GOLD AND TYPES OF AURIFEROUS DEPOSITS General Geochemistry of Gold / 11 Auriferous Deposits |
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| Springer-Verlag 1983 Silver and Mercury in Single Gold Grains from the Witwatersrand and Barberton, South...The contents of silver and mercury in 323 spots on gold grains from seven localities of the Witwatersrand...objective was to obtain information on the extent of gold alteration during fluvial transport and post-depositional...homogeneously in the gold grains studied. No indications were found that the gold was transported in solution...suggests that the Ag and Hg contents in Witwatersrand gold grains represent geochemical 'fingerprints' inherited |
 | | Journal (article/letter/editorial) |
| columnar carbonaceous material or thucholite from gold-bearing conglomerate revealed internal structures...obvious biological origin partially encrusted with gold, as well as silicified structures which could be...ability of the suggested organism to assimilate gold and other inorganic material, the apparent presence...thucholite, which is commonly found in a number of gold-bearing reef deposits of the Witwatersrand group...structures found in carbonaceous material which occurs in gold-bearing reefs and an attempt is made to determine |
 | | Journal (article/letter/editorial) |
| Geochemical and Morphological Characteristics of Gold Particles from Recent River Deposits and the Fossil...established between morphological features and fineness of gold particles and the distance over which they have...Rhine in Germany. It was possible to show that most gold particles from the Witwatersrand conglomerates retained...alluvial gold deposits it was possible to estimate the distance of transport for the Witwatersrand gold, which...which in most cases ranged from i0 krn to 30 kin. Gold particles in recent placers show a characteristic |
 | | Report (issue) |
| Genesis of Uraniun1- and Gold-Bearing Precan1brian Quartz-Pebble Congloinerates Proceedings of a Workshop...E R I I 6 I - A - BB GENESIS OF URANIUM- AND GOLD-BEARING PRECAMBRIAN QUARTZ-PEBBLE CONGLOMERATES...ore. Both actual size. A2 A. AB Reef, Denison Mine, Elliot Lake, Ontario. (Samples courtesy of V. Ruzicka...Leader Reef, about 1500 m depth, Blyvooruitzicht Gold Mine, Carletonville, Witwatersrand. (Sample courtesy...is the stratigraphic base of the specimen; note gold in it and along its upper mar gin. Compare quartz |
 | | Journal (issue) |
| JJ SYD)! te up in a wooden pail. Missouri lead mine about 1890. —_—— ; eee if atOT ace | | Horse...Rear-Dump Euclids are standard equipment on hundreds of mine, quarry, and construction jobs. For moving rock...mining area of the world except North America, Australia and the Philippines, where they are directly o... flexible net tn Indie: Dorr-Oliver bay. In Australia: Hobart you prefer, to consult address Company...tomorrows domand wo esi cnet scale THE Offices. MINE DEVELOPMENT & DIRECTORY at lt DORR Ass NUMBER |
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| contain sulphide, bitumen, and, less commonly, free gold. New Pb isotopic results for the Ventersdorp Contact...die verschiedene Sulfide, Bitumen, und Spuren yon Gold ffihren. Neue Pb-Isotopendaten vom Ventersdorp Contact...hat. Introduction The debate on the origin of the gold in metamorphosed conglomerate beds, or reefs, of...sulphide minerals and bitumen 173 observation that gold is usually late in the paragenetic sequence and...elucidate the source of the gold. It cannot explain whether the hydrothermal gold was derived from the local |
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| LEGACY OF THE MINE LEGACY OF THE MINE LEGACY OF THE MINE ILAN GODFREY JACANA CONTENTS The...went Noe rani ese talicim'y z i Palabora Copper Mine, Phalaborwa, Limpopo, 2013. = SS > a 7 =i...was followed soon thereafter by the discovery of gold on the Witwatersrand and other minerals in far-flung...beneficiaries. The aptly named province of Gauteng (place of gold) remains the powerhouse of the economy with some...from the United Kingdom, the United States and Australia. The long shadow of mining extended beyond the |
 | | Journal (issue) |
| cobaltconcentrates. You have electric power at the mine site. Total charge 6-7 tons per day. Why not...Lectromelt Furnaces of Canada, Ltd., Birmingham ... AUSTRALIA: Birlec, Ltd., Toronto Lid., Sydney . . . FRANCE:...night for the E. W. Coons Co. at the Genoa strip mine at Eveleth, Minn. During one typical 10-hour night...handling clean-up for West Virginia-Pittsburgh mine at Collier, W. Va., Tournadozer pit Coal Co. drew...requirements heavy duty 54” gyratory for primary includes Mine Hoists; “SYMONS” Gybreakin . the strongest gyratory |
 | | Journal (issue) |
| tive full years ten consecybefore remove d from mine overhaul. Total cost new for parts for ove $21.16...over paved highways, limestone and red-dog surfaced mine roads, across tracks, up and down 20% grades at...it into unrecoverable fines. At the “Beefhide” mine, for example, Consolida- tion’s Tournadozer saves-an...RUBBER-TIRED EXCAVATING ©® 204 MINE | 7 miles At the Hendrix mine slate dump, Tournadozer pushes its...mph... returns BEEFHIDE MINE | 6 miles Tournadozer seams cycles 214 MINE 8 miles JENKINS, |MN18etat |
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| Flotation Processes at F. II. Jackson Proprietary Mine, He Treatment at G. D. Del prat Brown, Walter 8...Changes at Cherry Creek John A. Reld The Vulture Mine C. W. Purlngton Arnold, C. Everard The Sherman Concentrating...Method. 26 In 221 335 lames Frier 308 1906 Australia, Encouraging Prospectors in 432 600 Assay-Furnace...Walter 189 284 The 320 Boarding House, The Mine F. N. Fletcher Bob-Tailed Words. Those Matt. W....Austin, L. S Editorial Ditto 725 Notes on Mexican Mine Labor 533 Ditto 602, 631, 669, 698 A'ey, Frank |
 | | Journal (volume) |
| —Ferro¬ manganese—Ferromolybdenum—Ferrotungsten—Gold—Iron—Iridi¬ um— Lead—’Molybdenum — Nickel—-Platinum...and Imports of Asbestos—Progress of Industry— Australia—Canada—Italy—Russia . 22—23 ASPHALTUM. Production...Conditions—Ferrochromium—World’s Output of Chrome Ore—Australia—Austria—Canada—Greece—IndiaNew Caledonia—Newf...see—Utah—Wyoming—Copper Mining in Foreign Countries— Australia—Canada—Chile—Germany—Japan—Mexico—Newfound¬ l...in the United States—Producers of Garnet .. 134 GOLD AND SILVER.* (By T. A. Rickard)—Review of the Industry |
 | | Journal (article/letter/editorial) |
| radiogenic lead, and one sample from the St. Helena mine contains a spectacular variation in the proportions...of uraninite occur in the conglomerates mined for gold in”the southefn Transvaal and northern Orange Free...order of 300 p.p.m. The uraninite is associated with gold, sulphides (chiefly pyrite), and other heavy minerals...“Archaean” formations, known to contain preWitwatersrand gold a”nd other mineral deposits, are the source rocks...VXLLIERS Economic concentrations of uranium, and of gold, are confined almost exclusively to certain relatively |
 | | Report (issue) |
| Principal Gold-Producing Districts of the United States By A. H. KOSCHMANN and M. H. BERGENDAHL GEOLOGICAL...geology, mining history, and production of the major gold-mining districts in 21 States UNITED STATES GOVERNMENT...relations ---------------------------History of gold mining and trends in production_ J\labama -----...--J\dams County ------------------------------Boulder County -----------------------------Chaffee County...showing: 1. Gold production of the United States-1799 through 1965 --------------2. Gold production (to |
 | | Journal (issue) |
| Rear-Dump Euclids are standard equipment on hundreds of mine, quarry, and construction jobs. For moving rock...service your wire rope is capable of deliverin Many mine operators go on for years getting less than the...information on request. 1321 South Main Street MINE DEVELOPMENT & DIRECTORY ® Dial 6-8555 NUMBER...operating in hard service, rock drills and other mine machinery, motor gear—heads, etc.; excellent air-—tool... with either medium or fine to bowl. Y-9 Mine & Smelter Supply Co. Denver 17, Colo. Mines Eng |
 | | Journal (issue) |
| Rear-Dump Euclids are standard equipment on hundreds of mine, quarry, and construction jobs. For moving * cieles...providing excellent eliminates costly the 11 western stotes, Alaska, Mexico and the Philippines...LIDDICOAT, the fast-drilling detachable rock bit. WESTERN Kock Cit Manug uctuning Company MINING WORLD, Dece...CCNTRACTORS TOOLS 3 World’s Largest Molybdenum Mine 9 " * is the striking setting for this new Lorain...Distributor — to boost production and cut costs in your mine or pit! THE THEW SHOVEL LORAIN, OHIO HYDRAULIC |
 | | Book |
| Spacious Valleys...........0...00.. 125 Interstate 15: Helena—Butte..............cccecccececcceeeeee 141 Interstate...as. ducer dente ceae alae 251 Interstate 15: Helena—Great Falls..................0 271 Interstate 15:...cceee ccscet Prete lesen te cccanee 289 US 12: Helena—White Sulphur Springs. .............. 293 US 12:...of the dinosaurs Elkhorn Mountains volcanics, Boulder batholith, Idaho batholith Rocky Mountains form...helped create many of the rocks and landscapes of western Montana. Plates pull away from each other where |
 | | Journal (article/letter/editorial) |
| amounts of pyrite and small amounts of particles of gold found in Archaean granites (Hallbauer, 1982) as...in Ag and Hg content between homogeneous single gold grains within a hand specimen indicate a lack of...slight and generally negligible. KNOWLEDGE of the gold distribution in Witwatersrand conglomerates is essential...reefs, in particular their genetic relationship to gold and their usefulness as markers of distribution...Ventersdorp Contact Reef (VCR), East Driefontein gold mine. (fig. 1). There must, therefore, have existed |
 | | Report (issue) |
| highest-lying diamond pipe. Commissioning Letseng mine at 10 500 feet during the last two years has called...(LIBERIA) LEAD (AUSTRALIA) > IRON (BRAZIL) —- LIMESTONE (CURACAO) ASBESTOS (AUSTRALIA) COAL (CANADA)...Whatever you're mining, wherever you're mining, mine it on Bridgestones Bridgestones — for all the variables...Operating conditions differ enormously from mine to mine. Not only are there variations in the kind of...Whatever you’re mining, wherever you’re mining, mine it on Bridgestones. iaaseinn Money — BRIDGE STONE |
 | | Report (issue) |
| Director of the Geological Survey of Victoria, Australia. Sir ROBERT HADFIELD, Bart., lately President...France, Germany, Greece, Italy, Spain; West Africa (Gold Coast), Egypt (Sinai Peninsula); Canada, the United...about 75 miles west of Port Augusta, in South Australia. Should the results of the early exploratory ...in 1914 at Dagwin, in the Wassa"v district of the Gold Coast Colony, West Africa, and the deposit, which...Cape Province (exports). u Gold Coast exports. 16 Not including South Australia, where manganese-ore valued |
 | | Book |
| Butte, Montana, in r 8 72, after its significant gold placers had been exhausted and it had not yet attained...should be named the Historical Society of Montana at Helena, Mr. David Hilger, librarian, and his very able...Senator from :J\1ontana and a prominent citizen, mine owner and publisher in Butte for many successful...Butte, Montana, in 1872, after its insignificant gold placers had been exhausted and it had not yet attained... 176 The internationally 'famous Minnie Healey Mine, "the source of almost every crime known to man |
 | | Journal (article/letter/editorial) |
| mineralisehen Filamenten (meist Uranoxyd, Bleioxyd und Gold), die zum Teil die urspriingliehen mikrobiologisehen...consist mainly of uranium oxide, lead oxide and gold. Some of the filaments preserved the original microbiological...years ALLSO~'P, 1964; VAN N~EKE~K & BV~CE~, 1964) gold-bearing conglomerates such as the Carbon Leader...sandwiched between quartzite is the only indication of gold-bearing strata. These seams range in thickness from...the carbon particles is filled by flaky or rounded gold particles. In one theory, the carbonaceous material |
 | | Report (issue) |
| sent to the State Mining Bureau to be assayed for gold, silver, lead, copper, tin, etc.; the Bureau does... arranged, and spent seventeen days in visiting gold mines in Georgia and North Carolina, and some of...came to know more of each other. Northern and Western visitors were met with a cordiality, both in the...stars or rosettes of gold. The iron columns were painted bronze color, relieved with gold color. The capitals...MINERALOGIST. 18 dome was also richly decorated in gold, blue, red, green, and maroon. colors were selected |
 | | Journal (volume) |
| White—Metals—Aluminum—Antimony—Copper—Ferromanganese—Molyb¬ denum—Gold—Iron—Iridium—Lead—Nickel—Platinum — Quicksilver...States—World’s Production of Arsenic—Out¬ put by the Canadian Gold Fields, Ltd.—Arsenical Adulterants in English Food...Casting Copper—Electrolytic Refining of Silver and Gold Bullion, and List of Re¬ fineries Operated in 1900—Notes...Baltimore Reverberatory Process—The Selecting Process—Gold, Silver, Tin, Antimony, Arsenic and Bismuth in Copper...Iron—Application of the Select¬ ing Principle for Extracting Gold—Elimination in the Nichols and James Process—The |
