 | | Report (Issue volume) | | + 4, Mineral Fe # — of Australia and™ Papua New Guinea ...O02unse Geology of the Mineral Deposits of Australia and Papua New Guinea The COVER PHOTOGRAPH shows...Ireland Province, Papua New Guinea. The Ladolam gold deposit lies within the caldera floor which has...Economic Geology of Australia Guinea — 1. Metals 6.* Economic Geology of Australia Guinea — 2. Coal 7...Economic Geology of Australia Guinea — 3. Petroleum 8.* Economic Geology of Australia Guinea — 4. Industrial |  | | Report (issue) | | rocks-Continued. Ordovician system .................. . Ajax limestone (including the Emerald dolomite member)...Ore minerals. _.......................... . 139 Gold mineral ...................... . 139 Silver minerals...Gangue minerals ................ " .. . 101 140 Gold .and .silver minerals: ............ . 142 102 Lead...127 Succession of minerals .......... : 160 127 Gold and silver in ore minerals .. . 160 128 Oxidation...201 of oxidized zinc ore bodies ..... . 172 Rich gold ores .. : .................. . 202 Range in metal |  | | Report (issue) | | SURVEY CHARLES D. "\VALCOTT, DIRECTOR GEO LOGY AND GOLD DEPOSITS OF THE CRIPPLE CREEK DISTRICT, COLORADO...• ________ • _________________________ • _ ,114 Gold _______________________________________________...Page. Chapter V.-History and technology of the gold deposits ... ___ ... ____________ . ________ . ___...----- -·----- - -----Chapter VII.-Structure of the gold deposits . _.. _............. __ .... _..........._____ . _. ____ . Hl9 Influence of oxidation on gold, silver, and tellurium ___ .. ____ . ______ . ______ |  | | Journal (issue) | | 257 COVER: CLINOCLASE, 3.9 cm, from the Mammoth mine, Tintic District, Utah. Rock Currier collection;...(deceased) Peter L. Via (deceased) SENIOR FELLOWS Gold Level Scott A. Rudolph (2022–2023) Gail & Jim Spann...holds a sample of a pascoite group mineral at a mine in Grand County, Utah. Died, Alex Earl, 26 Jayson...over the American West. A trip to the Blue Bell mine near Baker, California, in 2016 was particularly...Phurcalite with brochantite, 2-mm view, from the Posey mine, San Juan County, Utah. Alex Earl collection and |  | | Report (issue) | | mineral localities, with the minerals found at each mine or locality. Most mining districts and mineral localities...whole, along with those for which the specific area (mine, for instance) is not known. Other minerals, however...River Range). Escalante District (Mt. Escalante). Gold Springs District (Hamlin Valley). Iron Springs District...Kenneth C. Bullock 3 PIUTE COUNTY TOOELE COUNTY Gold Mountain (Kimberly) District (Deer Creek, Tushar...Mountains). Free Coinage District (Stansbury Mountains). Gold Hill (Clifton) District (Deep Creek Mountains). |  | | Journal (volume) | | zcv >- IIMDEX: Page. of Costa Rica Abanearez Gold Fields 206, 358, 511, 666, 1032 833 **2, 34, ...Abbontiakoon Mines, Ltd., company report Abosso mine. West Africa Acacia Mining Co., Colorado 270, ...prevention . . . Queen Co.'s mine, Arizona Accident Gold Mining Co., Subil mine, French Gulch, Rules, Copper...Accidents, coal-mine in United States Compensation for Workingmen's compensation Acid mine water Acidity...Pressure In smelting Co., Colorado Mine, Victor, Colorado, electric mine-signal system.. 49 Olancho county |  | | Report (volume) | | metallic values from the ores of copper, zinc, lead, gold, silver, graphite, molybdenum, mercury, etcetera...Canada THE MINES HANDBOOK Meeting tbe Needs of Mine and Smelter Hundreds of plants on both American...(all types) Crushers Crushing Rolls NEW YORK Mine Pumps Oil Engines Sampling Machinery Screens Stamp...all the metals, and a corresponding expansion of mine work. The MINES HANDBOOK will hereafter be published...Tuckahoe, N. Y., April, 1920. Vll THE MINES MINE HOISTS HANDBOOK AND Years of experience in building |  | | Report (volume) | | metallic values from the ores of copper, zinc, lead, gold, silver, graphite, molybdenum, mercury, etcetera...California. THE MINES HANDBOOK, 1922 MACHINERY FOR MINE • MILL SMELTER Embodying recent developments...Compressor NEW YORK Crushing Rolls Air Compressors Mine Pumps Ball Mills Blast Furnaces Oil Engines Screens...considered to be working the public and not the mine. Many suspicious promotions are however not positively...Copper Copper Imports 43"45 45 45 45 45 46 46 46 Gold: — Production tables etc 47 Iridium :— See 57 |  | | Journal (volume) | | in . . 15 W. M. Brewer 485 793 177 Mexican Gold Mining Company 193 Alfred H. Brooks. Progress in...Matt. 760 .F. Lynwood Garrison. AUuvlals, Nature of Gold in. Bertram Hunt. ... 515 Aluminum, Uses of 424...Amur Region, Steam-Shovel In the Broken Hill Silver Mine.... 158 Andrevrs, E. C Anthropomorphism In Petrography...Tuyere. .. 392 Austin, L. S 893 Costs at the Osceola Mine Ditto 592 Ditto Costs of Lake Superior Smelting...for the Superintendent, Mine Harold Wilson A. Cressy Morrison Acetylene Mine-Lamps Adams, W. J O |  | | Journal (volume) | | centers of the state; exhibits of minerals, rocks, mine models, etc.; a service laboratory for the determination...47 Barium, by W, B. Winston 85 Penn Mine Slag Dump and Mine Water, Calaveras County, fornia, by Frank...La Joya mine, Napa County 1. Geologic 2. Underground workings map of of La Joya mine, Napa County...Geologic Densmore mine, Tuolumne County 5. A, Harvard mine, Tuolumne County. mine, 7. 8. In pocket...publicity, are seeking information on elementary gold placer mining and the placers where they may profitably |
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