 | Manalo, P. C., Dimalanta, C. B., Villaplaza, B. R. B., Brown, W. W., Yumul, G. P. (2017) Magnetic Exploration of Structurally Controlled Mineralization at Low Latitudes: A Case from the Masara Gold District, Mindanao, Philippines. Economic Geology, 112 (7) 1807-1817 doi:10.5382/econgeo.2017.4530 | Journal (article/letter/editorial) | | Latitudes: A Case from the Masara Gold District, Mindanao, Philippines P. C. Manalo,1,* C. B. Dimalanta,1,† B....Sciences, University of the Philippines, Diliman, Quezon City, Philippines 2 Apex Mining Company Inc...Inc., Ortigas Center, Pasig City, Philippines Abstract Magnetic data transformations are applied to the...from the Masara gold district in the southern Philippines to enhance features related to a porphyry copper...from the Maco gold mine in Masara, Compostela Valley, eastern Mindanao, Philippines (Fig. 2A), and explore |  | Maglambayan, Victor B., Montes, Sj, Hipol, Katherine, Mamitag, Maireen, Pineda, Rikki Pamela, Rodolfo, Raymond, Oliveros, Noel, Sy, Antonio (2005) Carlin-type Gold Prospects in Surigao del Norte, Mindanao Island, Philippines: Their Geology and Mineralization Potential. Resource Geology, 55 (3) 145-154 doi:10.1111/j.1751-3928.2005.tb00237.x | Journal (article/letter/editorial) | | Carlin-type Gold Prospects in Surigao del Norte, Mindanao Island, Philippines: Their Geology and Mineralization...Sciences, University of the Philippines, Diliman, Quezon City, Philippines [e-mail: maglambayan@yahoo...maglambayan@yahoo.com] * Philex Gold Philippines Inc., Pasig City, Philippines Received on May 2, 2005; accepted on July...Philex Gold Philippines Inc. in Taganaan municipality, Surigao del Norte province in Mindanao island in...in the Philippines. They occur along a 20-25 km long trend of known epigenetic gold and porphyry copper |  | Villaplaza, Barbie Ross B., Buena, Alfred Elmer, Pacle, Nichole Anthony D., Payot, Betchaida D., Gabo-Ratio, Jillian Aira S., Ramos, Noelynna T., Dimalanta, Carla B., Faustino-Eslava, Decibel V., Queaño, Karlo L., Yumul, Graciano P., Yonezu, Kotaro (2017) Alteration and lithogeochemistry in the Masara gold District, Eastern Mindanao, Philippines, as tools for exploration targeting. Ore Geology Reviews, 91. 530-540 doi:10.1016/j.oregeorev.2017.09.004 | Journal (article/letter/editorial) | | lithogeochemistry in the Masara Gold District, Eastern Mindanao, Philippines, as tools for exploration targeting Barbie...lithogeochemistry in the Masara Gold District, Eastern Mindanao, Philippines, as tools for exploration targeting, Ore...lithogeochemistry in the Masara Gold District, Eastern Mindanao, Philippines, as tools for exploration targeting Barbie...Science, University of the Philippines, Diliman, Quezon City, PHILIPPINES b Economic Geology Laboratory...Management, University of the Philippines, Los Baños, Laguna, PHILIPPINES d Apex Mining Company, Inc |  | 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...deposits in the Surigao district of northeast Mindanao, Philippines. Exhumation and weathering of these Late...–5.7 per mil. At the latitude of the southern Philippines, this value corresponds to Pleistocene rain water...Boyongan. This thick vadose zone and the low hypogene pyrite/copper sulfide ratios (0.6) at Boyongan promoted |  | | Report (issue) | | Availability curves Operating and capital costs Mine and mill operating costs Total production costs...developing, and explored deposits Total availability by region Annual availability U.S. availability Total production...explored deposits Total copper availability by major region Potential annual copper production from producing...deposits Potential annual copper production by major region Total copper availability from U.S. mines and deposits...26 26 27 27 27 28 TABLES 1. 2. 3. 4. 5. World mine production of copper Nimiber and status of copper |  | | Journal (article/letter/editorial) | | Emerging Porphyry District in Northeast Mindanao, Philippines* David P. Braxton,1,2,†,** David R. Cooke...American Exploration (Philippines) Inc., 21 Outlook Drive, Baguio City 2600, Philippines Abstract The Boyongan...prospects in the Surigao district of northeast Mindanao, Philippines. Since their formation in the early Pleistocene...of massive bornite-chalcopyrite and chalcopyrite-pyrite with K-feldspar halos. Stage 3 quartz veins and...pervasive illite alteration, in association with pyrite, chalcopyrite, and tetrahedrite-tennantite, developed |  | | 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...GALORECREEK,B.C. 12. AMACAN, " FISH LAKE, B.C. 13. MAMUT, Sabah SANTOTOMASIf, Philippines t4. PANGUNA,Bou(Jo(nvillels...Alumbrera in the Faral16n Negro district, Catamarca province, northwest Argentina, an oval dacite porphyry...Copper occurs as chalcopyrite and is accompanied by pyrite to give a py:cp ratio of about 2:1. Much gold is |  | Deng, Jianghong, Yang, Xiaoyong, Zhang, Li-peng, Duan, Liuan, Mastoi, Abdul Shakoor, Liu, He (2020) An overview on the origin of adakites/adakitic rocks and related porphyry Cu-Au mineralization, Northern Luzon, Philippines. Ore Geology Reviews, 124. 103610pp. doi:10.1016/j.oregeorev.2020.103610 | Journal (article/letter/editorial) | | porphyry CuAu mineralization, Northern Luzon, Philippines Jianghong Deng, Xiaoyong Yang, Li-peng Zhang...porphyry Cu-Au mineralization, Northern Luzon, Philippines, Ore Geology Reviews (2020), doi: https://doi...porphyry Cu-Au mineralization, Northern Luzon, Philippines Jianghong Deng1-4, Xiaoyong Yang4*, Li-peng...one of the most Cu-Au enriched areas in the Philippines, which develops Late- 5 Oligocene to Pleistocene...crystallization 43 1. Introduction 44 The Philippines have been well known for the world-class Cu-Au |  | | Book (volume) | | Mio-Pliocene Crustal Compression in the Southern Philippines Bruce D, Rohrlach and Robert R, Loucks ........existence o f a new uncon formity-vein style uranium province in the Proterozoic o f the Great Sandy Desert...porphyry mineralisation in two locations in Mindanao, Philippines. During the next 15 years on his many excursions...the largest deposits in any established porphyry province. For a discussion of the accepted terminology...and the similar aged Tampakan deposit in the Philippines (see Rohrlach and Loucks, also in this puiblication) |  | 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) | | sampling and geophysical surveying throughout the region, begun. The geologic environment of the shield...percent of the deposits from the California-Oregon region in the United States contain 1,800 tonnes or more...subtypes are known, one rich in molybdenite and pyrite, the other rich in gold and magnetite. Some deposits...indicator of a gold-rich system (Sillitoe, 1979). Pyrite may not be abundant in the copper ore and, for...concentration of copper may also be weak or absent. Pyrite along with sericite and clay may form in late stage |  | | Book | | 447 467 491 Company Index 503 Tables: World Mine Production of Gold, Silver and Base Metals 5A2...Mining OFFICES: 5011 Meadowood Way Paradise Peak Mine Suite 300 (100% FMC Gold) * Sales Reno, Nevada...Elko, Nevada (303) 292-7500 Royal Mountain King Mine (100% FMC Gold) Copperopolis, California Beartrack...because Escondida, the world's third-largest copper mine, high in the mountains of Chile's Atacama desert...underground and opencast mining, oil and gas mining ® mine construction, development, modernization ® complete |  | | 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 | | 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 |  | | 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 |  | | Journal (article/letter/editorial) | | several systems in The Philippines, including Tongonan, Palinpinon/Baslay Dauin, Amacan, Mount Apo, and Malindang...steam. The curves bounding the central two-phase region define the enthalpies of saturated steam and liquid...Mammoth Mountain, within the Long Valley volcanic region of eastern California (Fig. 1: EBMC, MTS, and MMFS)...thermal water in other streams draining the Lassen region (Fig. 5). Although some stream samples were chloride-enriched...elevations, only the major streams that bound the Lassen region to the north and south are large enough that they |  | | Report (issue) | | holdings. Prior to 1978, the development of complete mine property cost evaluations was impeded by still evolving...tool. Systems design work also continued on the mine simulation (MINSIM) program, an economic evaluation...reserves. These include implications that because a mine is operating it is profitable, that reported reserves...prices, which are variable over the life of the mine. Economic evaluation is complicated by the presence...and economic variables on viability of individual mine properties (17-18). Nonproducing deposits Producing |  | | 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 |  | Menant, Armel, Jolivet, Laurent, Tuduri, Johann, Loiselet, Christelle, Bertrand, Guillaume, Guillou-Frottier, Laurent (2018) 3D subduction dynamics: A first-order parameter of the transition from copper- to gold-rich deposits in the eastern Mediterranean region. Ore Geology Reviews, 94. 118-135 doi:10.1016/j.oregeorev.2018.01.023 | Journal (article/letter/editorial) | | gold-rich deposits in the eastern Mediterranean region T ⁎ Armel Menanta, , Laurent Jolivetb, Johann...Dynamic metallogenic models Eastern Mediterranean region Kinematic reconstructions Cu- to Au-rich ore deposits...2005b; Jolivet et al., 2013). In addition, this region includes significant mining areas, comprising large...Synthetic tectonic map of the eastern Mediterranean region where are represented all metal occurrences considered...dundeeprecious.com), making the eastern Mediterranean region an important target for mineral exploration. To |  | | Book | | disseminating the information, the mine geologists and mine managers who have made the mine visits a rewarding experience...Accessory sulfide-group and oxide-group minerals (e.g., pyrite, arsenopyrite, magnetite, ilmenite), especially...concentration required to achieve the break-even point for a mine in terms of revenue and costs. Any detailed exploration...(1955), a metallogenic province may be defined as a mineralized area or region containing mineral deposits...The size of a metallogenic province can be as large as the Superior Province (Canadian Shield) or as small |  | | Book | | and depth of the coverage of various aspects of mine finance is a reflection of the care and attention...tee heatoP ReRAR ae Financial Evaluation of a Coal Mine Acquisition: A Case Study. MMB oetiCherandsW ep:...Beart csSeahoee Conta Ae ba a nc ee ee ae eee FOR MINE FINANCE O14 Conventional and Nonconventional Risks...Minimized During Construction of the Mt. Gunnison Mine. 9.1 So! 361 The Evolution of the Planning Process...Projects. T. Ulatowsk i 11.2 Basic Sources of Mine Financing. 517 D19 52 Da Mining Finance. H.D. |
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