 | | Journal (article/letter/editorial) | | were compared to those from the Western Luzon arc, Philippines, to better understand the metallogenesis...associated with porphyry Cu deposits in the Western Luzon arc contain >0.1 wt% S as SO3. Such high SO3 contents...the Western Luzon arc, from 15 Ma old tonalitic plutonic rocks of the Luzon Central Cordillera to present-day...southern Kyushu are similar to those from the Western Luzon arc. The SO3 contents of accessory apatite in the...to reflect the redox state of the magma source region or fluids encountered during magma generation. |  | | Journal (article/letter/editorial) | | the Intermontane belt of British Columbia, the Philippines, Sulawesi, Papua New Guinea, Sabah and Puerto...deposits and examinations of deposits in the Philippines and Sabah, suggests that local factors related...C. IO. MOUNTAINMINES,Phifippines AFTON,B.C. 11. BONENG, ,, GALORECREEK,B.C. 12. AMACAN, " FISH LAKE, B...B.C. 13. MAMUT, Sabah SANTOTOMASIf, Philippines t4. PANGUNA,Bou(Jo(nvillels. DIZON, 15. CABANG KIRI,...Alumbrera in the Faral16n Negro district, Catamarca province, northwest Argentina, an oval dacite porphyry |  | Braxton, D. P., Cooke, D. R., Ignacio, A. M., Rye, R. O., Waters, P. J. (2009) Ultra-Deep Oxidation and Exotic Copper Formation at the Late Pliocene Boyongan and Bayugo Porphyry Copper-Gold Deposits, Surigao, Philippines: Geology, Mineralogy, Paleoaltimetry, and their Implications for Geologic, Physiographic, and Tectonic Controls. Economic Geology, 104 (3) 333-349 doi:10.2113/gsecongeo.104.3.333 | Journal (article/letter/editorial) | | Bayugo Porphyry Copper-Gold Deposits, Surigao, Philippines: Geology, Mineralogy, Paleoaltimetry, and their...American Exploration (Philippines) Inc. 21 Outlook Drive Baguio City, Philippines 2600 Abstract The Boyongan...the Surigao district of northeast Mindanao, Philippines. Exhumation and weathering of these Late Pliocene-age...–5.7 per mil. At the latitude of the southern Philippines, this value corresponds to Pleistocene rain water...Table 1). The Boyongan porphyry Cu-Au deposit, Philippines, is a significant exception to this pattern. |  | Hodges, C.A., Cox, D.P., Singer, D.A., Case, J.E., Berger, B.R., Albers, J.P. (1984) U.S. Geological Survey-INGEOMINAS mineral resource assessment of Colombia. Open-File Report Vol. 1984 (84-345) US Geological Survey doi:10.3133/ofr84345 | Report (issue) | | (3) Tertiary/Quaternary volcanic rocks of the Cordillera Central are favorable hosts for hot spring gold-silver...Cretaceous strata of the Cundinamarca Basin within the Cordillera Oriental offer excellent possibilities for discoveries...specifically phosphate, are potentially large in the Cordillera Oriental, and these should be assessed in detail;...sampling and geophysical surveying throughout the region, begun. The geologic environment of the shield...in young volcanic rocks of the Cordillera Central and southern Cordillera Occidental may well be rewarding |  | | Report (issue) | | porphyry copper deposits in the Cascade geologic province. .... .j................. Estimates of metal endowment...the northern spotted owl in the Cascade geologic province (fig. 1) was assessed for tracts that are permissive...of the metal endowment of the Cascades geologic province entails three basic steps: (1) delineation of...porphyry copper deposits in the Cascade geologic province. Eight million metric tons of copper are present...44-51-20N 120-57-19W 47-29-40N Van Epps, Pickwick Mine 122-04-51W 121-46-OOW 47-09-40N 46-21-23N 121-18-22W |  | | Book | | production of copper is dominated by Zaire (Shaba Province), Zambia (Copperbelt), United States of America...and Canada (southern Laurentian Shield). In 1981 mine output from those five countries totalled 4,395...Europe Sou th Africa Zaire Zambia Other Africa Philippines Other Asia Canada U.S.A. Chile Mexico Peru Other...perspectives 11 Table 2. Zinc production (000 tonnes) Mine production (Metal content) Metal production Production...World lead production and consumption (000 tonnes) Mine production (Metal content) Consumption (Refined |  | | Book (edition) | | • t --•- """"" ' The Lornex copper-molybdenum mine and plant, Highland Valley, British Columbia. (By...measurements have been retained in specific cases such as mine levels when measured in feet, values of gold and...developing an annual ton of new copper capacity from mine through the refinery without intrastructure costs...fold in three years. As an example, the " Surface Mine Control and Reclamation Act,' ' which was initially...resources in the future.'' In 1977, a surface coal mine regulation that greatly restricts the areas of strip |  | | Report (volume) | | and effective resource assessment of such a broad region required that grade-tonnage models be created for...based on considerations that extend far beyond the mine itself, in some instances relating to the overall...subject, as in a scale model of the workings of a mine, to a unifying concept that explains or describes...Porphyro~ph~nitic-16 to 22 23 to 24 Chemic~ 1 sediments Region~! _ _ 5 to 10 11 to 12 { M~fic { ~rea Ph~nerocryst~lline-13...government believed might someday be economic ta mine. Stratiform deposits of large areal extent, such |  | | Book (edition) | | ....................... 1625 IX.1. Andaman Sea Region ..................................................................... 2003 IX.8. Philippines (General, Palawan, Luzon) ........................................................... 2048 IX.9. South Philippines (Celebes Sea, Sulu Sea, Sandakan) .............public-domain publications listed alphabetically by region or by subject. It resumes a tradition of annotated...MOLUCCAS SULA BUTON SULAWESI CELEBES SEA (S PHILIPPINES) SULU SEA ARAFURA SEA NEW GUINEA (PAPUA, IRIAN) |  | | Report (issue) | | highest-lying diamond pipe. Commissioning Letseng mine at 10 500 feet during the last two years has called...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...North Korea Norway Pakistan Panama Papua Peru Philippines Poland Portugal Puerto Rico Rhodesia Venezuela |  | | Journal (volume) | | reassembled in the mine. But it was worth it! They have helped Morton Salt’s Painesville, Ohio, mine to step up...with 7 and 10 mm openings. 68 behind the grate Mine planners forecast a comeback for dredges . . . Experts...have a busy future. In the recently-opened Hamilton Mine, there are 100 million tons of coal to be dug out...copies. $1); other Western Hemisphere, Africa and Philippines, $8 per year, $16 for 3 years, (single copies...around the world. 33 pp, 1968. . : $1.00 Sherman Mine—newest and most modern ore beneficiating and agglomerating |
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