 | | 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 (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... 1922 Co. STOCKS— BROKERS— BONDS NEW YORK 62 Broad Street ~ Copper Industrial go hica ^"^C Philadelphia...considered to be working the public and not the mine. Many suspicious promotions are however not positively |  | | Journal (volume) | | Field District 7 Sacramento Field District 7 Gold Mines of Placer County 7 San Francisco Field District...SACRAMENTO FIELD DISTRICT C. A. Logan, Mining Engineer GOLD MINES OF PLACER COUNTY Foreword. Placer County...its name from the Spanish meaning a place where gold is obtained by washing, had no history before the...one, for the variety, extent and richness of the gold placer mines found within its borders have been...Flat, Gold Run and the Iowa Hill district. For a region that has produced so much placer gold, the quartz |  | | Journal (volume) | | orks belonging the to Hawk Black Mining Company .Gold on Operati Active inar, Mill Quartz Model nia...Vessels - An Account of their Rates of Speed . THE GOLD FIELDS OF ARIZONA TERRITORY ....... 48 PROGRESS...MISCELLANEOUS PIGEON - HOLE . Flint Steel River Mine - Silver in Michigan - Cotton in France - Great...IRON, THE BASIS OF MODERN INDUSTRY... 85 IDAHO GOLD MINES 99 Mining Districts-- Bannock , Virginia...Population - Emigration - Character of the Emigrants - Gold and Silver Mines The Overland Stage Line . PLEA |  | | Report (issue) | | of the Blue Mountains region in eastern Oregon, western Idaho, and southeastern Washington. This professional...convergence. In addition, some arcs (Aleutian) have broad, long, and sediment-filled fore-arc basins, whereas...activity. Ridge axes of island arcs may be narrow or broad, and in some arcs (Solomons and Vanuatu), the axial...tectonic development of the Salmon River suture zone, western Idaho 359 Lawrence W. Snee, Karen Lund, John...eastern part of the complex and undeformed in the western part), and an upper sheeted member (plagiogranites |  | | Journal (volume) | | engineering practice . Write forour new Catalog L. MINE & SMELTER SUPPLY CO., Agents REVERE RUBBER CO....CO. New York Office, 42 Broadway PURCHASERS OF Gold , Silver, Lead and Copper Ores ORE PURCHASING DEPARTMENT...Its Branches and Machine Work Manufacturers of Mine Cars, Skips, Cages, Semi- Steel Stamps, Dies and...MINING PROPERTY OF THE Gold Springs Mining and Power Company Property located at Gold Springs, Utah NOTICE...plaintiff, vs. Gold Springs Mining & Power Company , a corporation , et al . , defendants. Western Electric |  | | Book | | WADHAMS OIL & GREASE CO. milwaukeie:, \a/is. WESTERN BRANCH: SEATTLE, WASHINGTON. MANUFACTURERS OF...na/ire: FOR CONVEYING ORE. CORDWOOD, ETC. SNYliER Mine, Kennett, Cal. In reply toyourinquiry lo how...--! -: "'i n i MINING MRGMINERY. SILVER MILLS, GOLD MILLS, ROCK BREAKERS. PANS AND SETTLERS, ROASTING...Designing. Arrangement of Works, Haulage, Mills and Mine Management Undertaken. Refirkxces: State Nationtii...Chica^'o unJ Donvi-r. the Alaska Treadwell 240-.Stanip Gold Chlorinatlon Worlcs and others. Rooms 30 and 31 |  | | Report (issue) | | deposits Contact veins Tertiary deposits Quartz veins Gold and copper ores along contacts Sedimentary deposits...Antimony Borax Copper 62 ^4 74 --- Dolomite Gold ?5 Gypsum 8d Iron Lead-Silver-Zinc 87 87 ...Production Asbestos Chromite Crushed Rock Diamonds Gold , Dredging Drift Mines Hydraulic Mines Placer...Mining Conditions Table of Mineral Production Copper Gold Hayden Hill Mining District Diamond Mountain Mining...240 240 241 241 241 241 251 252 253 Coal Copper Gold High Grade Mining District Winters Mining District |  | | Journal (volume) | | visitors, interested to see how rock have the yellow gold extracted therefrom, and how cleverly the little...val- Through this trough-like depression extends a gold belt reaching a distance of fifteen miles from the...light colored and of greatly varying size. The gold-bearing quartz of the district is associated with...is that of the building and head frame at that mine. An electric plant is stalled at La Grange...a 120-stamp mill is also contemplation at this mine. Works, •Cut copyrlghleil by the Union Ii'on S |  | | Book (edition) | | ^ fe o -• vO y MINERALOGY AND MINING. Mine Accidents —Ventilation — Ore Dressing, Etc. DESCRIPTIVE...Prof. 4to, cloth, $5 00 THE COAL-MINES OP THE WESTERN COAST OP THE UNITED STATES. GOODYEAR. By W. A...lific of valuable treats and advice." PRACTICAL MINE VENTILATION. WILSON. For the Use of Mining Engineers...above, there is also the department of Economic Mine) alogy, which is not here and (3) in the coarser...has its own hemihedral forms, which, mider the broad hexagonal system, are tetartohedral. The holohedral |  | | Report (Issue volume) | | which 329), which placed the collection of min- Mine Safety and Health Administration), eral statistics...•nformation 1s complete and ec:c:urat e." SECTION 1. Mine or group c011ered by this report. Name State____________... 441 • ~ C 0 Ill ,o, Please indicate any mine• opened or closed by your company during the month...current and historical minerals information through a broad range of printed publications. The Minerals Yearbook...measurement used in this annual report is what is termed "mine output." It usually refers to minerals or ores in |  | | Journal (volume) | | f.p. for for:v -" ...THE EN. N o GI "RNAL MINE NI'N NG G. J ou VOLUN/1E JANUARY TO LXIII. ...Aluminum, Prices of.................. 565 Accident Mine, Colo.......... 97 63, 159 Aluminum Reduction, Gooch's...Accumulators for Electric Cars...... 480, Alabama Gold Belt Mg. Co., Ala...... 458 Aluminum Solder, Barnes...CampAcetylene Gas..... ..... . ...... ...... 485 Alabama Gold Milling.... ..... ...... 478 bell's Pat... ........... 407 Acetylene Gas, Archer & BurringAlabama Gold Mines...... .7, 133,256, 451 Aluminum, U.S.. .. |  | | Book (edition) | | has its own hemihedral forms, which, under the broad hexagonal system, are tetartohedral. The holohedral...is contained in 360. occur in the tetrahedrons of gold and sphalerite, since 5 x 70 32' (the tetra360 (approx...often seen in dendritic crystallizations of native gold and copper, in which the angle of divergence of...present out of the twenty-four. Threads of native gold from Oregon, are strings of crystals presenting...radiating from the central column, or there may be a broad cross-cleavage. Common stalactites consist of calcium |  | | Book (edition) | | has its own hemihedral forms, which, under the broad hexagonal system, are tetartohedral. The holohedral...example, five-fold twins occur in the tetrahedrons of gold and sphalerite, since 5 x 70 32' (the tetra360 (approx...often seen in dendritic crystallizations of native gold and copper, in which the angle of divergence of...present out of the twenty -four. Threads of ; native gold from Oregon, are strings of crystals presenting...radiating from the central column, or there may be a broad cross-cleavage. Common stalactites consist of calcium |  | | Journal (volume) | | hoist and office. The reopening of the old G win mine in Calaveras proposed by the Mining and Scientii-io...Scientii-io Pkess and A 10-stamp mill on the Spanish mine is also included putilisiied in the issues of October...and pumping depth and the rig on the ductions mine. stamps Twenty were added late works tons...authorities, and it is believed by the com- water of the mine. There are five pumps operated from this. There...great activity in gold mining it has been caused by the discovery of en- new gold fields. But in California |  | | Journal (volume) | | ahead of any thing yet found on this ridge. This mine has also been explored and equipped in a very superior...a good deal. The telegraph for the Bald Mountain mine maintains the forward us here. tells us of snow...that date (Wednesday), in copper, lead, silver and gold, the latter being San Francisco, at the hour named...Angeles, 49° above; day, Dec. 30th), ! ! , much gold into a better position, its present status group...we find hardly more than a third or a fourth as gold as is taken out by the hydraulic process, it prosecuted |
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