| | Journal (article/letter/editorial) | the Lepanto Copper and Gold and the Victoria Gold Deposits, Mankayan Mineral District, Philippines Rene...minerals of the Lepanto epithermal copper-gold deposit and the Victoria gold deposit, Mankayan Mineral District...District, Northern Luzon, Philippines, is discussed. The principal ore minerals of the Lepanto copper-gold deposit...to propylitic zone. The ore mineralogy of the Lepanto copper-gold deposit suggests high fS2 in the early...the fluids with the formation of the covellite-digenite-telluride assemblage caused the deposition of | | | Journal (article/letter/editorial) | Far Southeast Porphyry and Lepanto Epithermal CuāAu Deposits, Philippines Jeffrey W. HEDENQUIST,1,2 Antonio...porphyry system, Philippines, includes the FSE CuāAu porphyry deposit, the Lepanto CuāAu high-sulļ¬dation...intrusive complex of dioritic composition. The Lepanto and FSE deposits are genetically related and both...stage 1 alteration (deep FSE potassic, shallow Lepanto advanced argillic-silicic, both at ~1.4 Ma), followed...mineral deposition within the FSE porphyry and the Lepanto epithermal deposits occurred during stage 2. We | | | Journal (article/letter/editorial) | Copper-gold Deposit, Southeastern Mindanao, Philippines Akira Imai,1 Leilanie Osano Suerte1,2 and Sho...Geosciences Bureau Region IV, Department of Environment and Natural Resources, Iloilo, Philippines Abstract At... Compostela Valley, south-eastern Mindanao, Philippines, bornite pods occur in the brecciated parts in...porphyry. Keywords: bornite, Kingking, Mindanao, Philippines, porphyry copper deposit. 1. Introduction The...south-eastern portion of Mindanao Island, the Philippines. It has a total mineable ore reserve of 353 million | | | Journal (article/letter/editorial) | classified into āAā veinlets associated with bornite, digenite, chalcocite and chalcopyrite, āBā veinlets having...chalcopyrite-bearing assemblage, and chalcocite-digenite solid solution and bnss for the chalcopyrite-free...located in southwestern part of Sumbawa Island, Province of Nusa Tenggara Barat, Indonesia, in Sunda-Banda...world including western Pacific rim such as the Philippines (e.g., Sillitoe 239 240 A. IMAI and S. OHNO...in Figures 3 and 4, respectively (courtesy of the mine). Since the old tonalite is too small with respect | | Manalo, Pearlyn C., Subang, Leo L., Imai, Akira, los Santos, Mervin C., Takahashi, Ryohei, Blamey, Nigel J. F. (2020) Geochemistry and Fluid Inclusions Analysis of Vein Quartz in the Multiple Hydrothermal Systems of Mankayan Mineral District, Philippines. Resource Geology, 70 (1) 1-27 doi:10.1111/rge.12214 | Journal (article/letter/editorial) | Multiple Hydrothermal Systems of Mankayan Mineral District, Philippines Pearlyn C. MANALO,1 Leo L. SUBANG...Geology, Lepanto Mine Division, Lepanto Consolidated Mining Company, Makati City, Philippines and 4Department...high-sulļ¬dation epithermal gold orebodies in the Mankayan Mineral District were formed in an environment...orebodies, which are located in the south of the Lepanto main enargiteāgold orebody. The gold-bearing epithermal...types of veins are mainly hosted by the Cretaceous Lepanto Metavolcanics basement rocks, with minor veins | | Suerte, Leilanie O., Nishihara, Sho, Imai, Akira, Watanabe, Koichiro, Yumul, Graciano P., Maglambayan, Victor B. (2007) Occurrences of Ore Minerals and Fluid Inclusion Study on the Kingking Porphyry Copper?Gold Deposit, Eastern Mindanao, Philippines. Resource Geology, 57 (2) 219-229 doi:10.1111/j.1751-3928.2007.00018.x | Journal (article/letter/editorial) | Porphyry CopperāGold Deposit, Eastern Mindanao, Philippines Leilanie O. Suerte1,2, Sho Nishihara1, Akira...Institute of Geological Sciences, University of the Philippines, Diliman, Quezon City and 4Department of Science...Science and Technology, Manila, Philippines Abstract The Kingking deposit is a gold-rich porphyry copper...deposit at the eastern Mindanao mineralized belt, Philippines. It is underlain by CretaceousāPaleogene sedimentary...diorites. Minor secondary covellite, chalcocite and digenite are also observed. The primary Cu-Fe sulfide phases | | | Book | ............... 61 ļ¼ The Mankayan Mineral District, .Luzon Philippines. Artemio F Disini, Bruce M Robertson...Agua Rica Porphyry Cu-Mo-Au Depositļ¼Catamarca Province, Northwestern Argentina. Part 1 : Exploration...and Au deposits around the world, namely the Cordillera o f the Americas, the Asia-Pacific, the Tethyan...a deposit, but rather the engineering ability to mine on a large scale at low cost, and simultaneously...gold-copper ores o f the Baguio and Lepanto-Mankayan districts in the Philippines, which commenced operation in | | Pan, Jun-Yi, Ni, Pei, Chi, Zhei, Wang, Wen-Bin, Zeng, Wen-Can, Xue, Kai (2019) Alunite 40Ar/39Ar and Zircon U-Pb Constraints on the Magmatic-Hydrothermal History of the Zijinshan High-Sulfidation Epithermal Cu-Au Deposit and the Adjacent Luoboling Porphyry Cu-Mo Deposit, South China: Implications for Their Genetic Association. Economic Geology, 114 (4) 667-695 doi:10.5382/econgeo.4658 | Journal (article/letter/editorial) | alunite-quartz-covellite cemented breccias; (2) alunite-digenite veins and (3) banded alunite-pyrite veins. Their...alunite-quartz-covellite cemented breccias and alunite-digenite veins, whereas the origin of alunite-pyrite veins...alunite-quartz-covellite cemented breccia and alunite-digenite vein-type alunite define the timing of Zijinshan...classic case study of Lepanto and the adjacent Far Southeast deposits in the Philippines proved that such...vs. porphyry Cu mineralization at Tampakan, Philippines (Rohrlach et al., 2005), are not necessarily | | | Journal (article/letter/editorial) | Two types of ores are recognized in the Huanzala mine, Peru. Zinc and lead ore of adularia-sericite type...copper ores from the Teine mine, Hokkaido, Japan and the Chinkuashih mine, Taiwan are acid-sulfate type... The enargite and luzonite ores in the Hokuetsu mine, Japan are closely associated with native sulfur...follows. The mine is situated in central Peru, about 250 km north of Lima. This region is underlain by...bornite, wurtzite, Huanzala mine, Teine mine, Chinkuaqshih mine, Hokuetsu mine. 147 148 H. IMAI RESOURCE | | | Journal (article/letter/editorial) | different naming tradition, IS deposits in the Cordillera have been termed āCordilleran polymetallic\base...ācarbonate-base metal Au depositsā in the circum-Pacific region (e.g., Leach and Corbett, 1994; Corbett and Leach...sporadic IS deposits were also reported in Altiplano province (Noble et al., 1990) as well as central and Northern...Grancea et al., 2002), Baguio district of the Philippines and Morobe goldfield of Papua New Guinea (Sillitoe...believed that normal faults in tensional ābasin-rangeā region is favorable for the formation of multi-metallic | | Chen, Jing, Cooke, David R., Piquer, JosĆ©, Selley, David, Zhang, Lejun, White, Noel C. (2019) Hydrothermal Alteration, Mineralization, and Structural Geology of the Zijinshan High-Sulfidation Au-Cu Deposit, Fujian Province, Southeast China. Economic Geology, 114 (4) 639-666 doi:10.5382/econgeo.4657 | Journal (article/letter/editorial) | Zijinshan High-Sulfidation Au-Cu Deposit, Fujian Province, Southeast China Jing Chen,1,2,ā David R. Cooke...world-class Au-Cu district located in southwest Fujian Province, southeast China. It contains a diverse array...in granite; copper minerals include covellite, digenite, and minor enargite. Oxide Au ores are associated...The Zijinshan mineral district, southwest Fujian Province, Southeast China, is currently Chinaās largest...aln-dic alteration ā dating of molybdenite) Mine/prospect Table 1. Mineral Deposits and Prospects | | MaydagĆ”n, Laura, Franchini, Marta, Lentz, David, Pons, Josefina, McFarlane, Christopher (2013) SULFIDE COMPOSITION AND ISOTOPIC SIGNATURE OF THE ALTAR Cu-Au DEPOSIT, ARGENTINA: CONSTRAINTS ON THE EVOLUTION OF THE PORPHYRY-EPITHERMAL SYSTEM. The Canadian Mineralogist, 51 (6) 813-840 doi:10.3749/canmin.51.6.813 | Journal (article/letter/editorial) | and then proven in other studies (e.g., Mankayan, Philippines: Arribas 1995, Hedenquist et al. 1998, Chang...typical Cu-Au-porphyries of the Andean back-arc region, but higher than the giant Miocene deposits of...70Āŗ 28ā W) is located in the Cordillera Principal of SW San Juan Province, Argentina (Peregrine Metals...Tectonic Setting The Altar region is located in the Andean Main Cordillera over the inactive volcanic...2011). From 35ā21 Ma, in the western part of the Cordillera Principal between 32Ā° and 37Ā° S, thick volcano-sedimentary | | Espi, Joseph Onglo, Kajiwara, Yoshimichi, Hawkins, Mike A., Bainbridge, Tony (2002) Hydrothermal Alteration and Cu-Au Mineralization at Nena High Sulfidation-type Deposit, Frieda River, Papua New Guinea. Resource Geology, 52 (4) 301-313 doi:10.1111/j.1751-3928.2002.tb00141.x | Journal (article/letter/editorial) | Au zone with an underlying chalcocite-covellite-digenite blanket over the primary sulfides at depth. Gold...other well-documented HS deposits (e.g., Lepanto, Philippines; Nansatsu Deposits, Japan). Finally, 1...Page and McDougall, 1972) were emplaced in Late mine the relations between the alteration types, sulfides...limonite-filled fracture. The chalcocite-covellite-digenite blanket is 40 m thick, well developed and represents...and the most prevalent mineral. Covellite and digenite are present in variable concentrations but are | | | Journal (article/letter/editorial) | Morenci Resolution (Superior dist.) Lepanto & Guinaoang (Mankayan dist.) Reko Diq Cotabambas Toquepala...the latest Cretaceous to Paleocene (Laramide) province of southwestern North America, middle Eocene to...Iran, and Pliocene belts in New Guinea and the Philippines (Fig. 1; Sillitoe, 1998; Hill et al., 2002; PerellĆ³...complexes and maar-diatreme systems (e.g., Mankayan district, Philippines and Grasberg; Sillitoe and Angeles...1988; Dilles and Proffett, 1995), Tampakan, Philippines (Rohrlach and Loucks, 2005), and Yanacocha (Longo | | | Journal (article/letter/editorial) | , 2006), or remove As and convert enargite to digenite (e.g., Tongkamp et al., 2009). Enargite also oxidises...which contains a typical mineral association of digenite + covellite + enargite + alunite, with enargite...copper mineralization comprises an association of digenite + covellite + enargite and is intimately associated...covellite + digenite + enargite in the alunite + dickite alteration zone, and laterally, from digenite + covellite...above sea level), copper minerals are dominated by digenite, bornite, covellite and pyrite, with subordinate | | | Journal (article/letter/editorial) | mineralization at the deposit is characterized by pyrite, digenite SC R and covellite. Although some Rb-Sr isochron...ore-system with Cu mineralization (principally digenite, enargite and covellite) present at deeper levels...Monzogranite, located in the central-northern part of the region, characterizes the Middle to Late Jurassic magmatic...contain 6-12 vol.% sulfides including pyrite, digenite, covellite, enargite, and D minor amounts chalcocite...orebodies, and MA the Cu orebodies include pyrite, digenite, covellite, enargite, chalcocite, bornite and | | 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...ā5.7 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. | | Yang, Chao, Beaudoin, Georges, Tang, Ju-Xing, Song, Yang, Zhang, Zhi (2020) Hydrothermal fluid evolution at the Tiegelongnan porphyry-epithermal Cu(Au) deposit, Tibet, China: Constraints from H and O stable isotope and in-situ S isotope. Ore Geology Reviews, 125. 103694pp. doi:10.1016/j.oregeorev.2020.103694 | Journal (article/letter/editorial) | pyrite-alunite (Stage 4), chalcopyrite-bornite-digenite 18 (Stage 5), and tennantite-enargite (Stage...mineralization stage of pyrite, bornite, chalcopyrite, digenite, enargite, and tennantite mineralization. 172... 174 chalcopyrite-bornite-digenite. 175 chalcopyrite-bornite-digenite, and earlier pyrite (Fig. 4g)...(Bowman et al., 1987), Far 340 South East, Philippines (Hedenquist et al., 1998), and Oyu Tolgoi, Mongolia...magmatic water in other epithermal systems, such as Lepanto, Phillipines 380 (Hedenquist et al., 1998), Pascua-Lama | | | Journal (article/letter/editorial) | Emerging Porphyry District in Northeast Mindanao, Philippines* David P. Braxton,1,2,ā ,** David R. Cooke,1,3...American Exploration (Philippines) Inc., 21 Outlook Drive, Baguio City 2600, Philippines Abstract The Boyongan...the Surigao district of northeast Mindanao, Philippines. Since their formation in the early Pleistocene...historic Surigao Au district of the southern Philippines (Fig. 1). Recent mineral resource estimates for...systems in mind, Anglo American Exploration (Philippines) Inc. (Anglo American) targeted the Surigao Au | | Valencia, V. A., Eastoe, C., Ruiz, J., Ochoa-Landin, L., Gehrels, G., Gonzalez-Leon, C., Barra, F., Espinoza, E. (2008) Hydrothermal Evolution of the Porphyry Copper Deposit at La Caridad, Sonora, Mexico, and the Relationship with a Neighboring High-Sulfidation Epithermal Deposit. Economic Geology, 103 (3) 473-491 doi:10.2113/gsecongeo.103.3.473 | Journal (article/letter/editorial) | porphyry deposit system. The La Caridad Antigua mine, located ~3 km east of the La Caridad orebody, has...examples have been documented from the Andean Cordillera (e.g., Nevados de Famatina and La Mejicana, Argentina:...al., 2002) and southeastern Asia (e.g., Lepanto, Philippines: Arribas et al., 1995a; Hedenquist et al...which is the second most important porphyry copper province, possibly because of the tectonic environment...dated porphyry system in the American Southwest region. It is hosted by a Laramide igneous suite of intermediate | | Rajabpour, Shahrokh, Behzadi, Mehrdad, Jiang, Shao-Yong, Rasa, Iraj, Lehmann, Bernd, Ma, Ying (2017) Sulfide chemistry and sulfur isotope characteristics of the Cenozoic volcanic-hosted Kuh-Pang copper deposit, Saveh county, northwestern central Iran. Ore Geology Reviews, 86. 563-583 doi:10.1016/j.oregeorev.2017.03.001 | Journal (article/letter/editorial) | Cu-sulfides of chalcopyrite, bornite, chalcocite and digenite, and supergene Cu-sulfides of chalcocite, covellite...ore-stage with chalcopyrite, bornite, chalcocite I and digenite, and (iii) late-ore and supergene enrichment stage...2016). EoceneāOligocene volcanic units in the Saveh region of northwestern Iran, about 120 km SW of Tehran...deposit is located 38 km NE of Saveh County, Markazi Province, Central Iran and in the middle part of the UDMA...present. However, major magmatic activity in the region is restricted to intermediate- silicic volcanic | | | Journal (article/letter/editorial) | Bayugo Porphyry Copper-Gold Deposit, Southern Philippines DAVID BRAXTON1,ā ,* AND RYAN MATHUR2 1 Anglo ...of the Bayugo porphyry copper-gold deposit (Philippines) show significant isotopic fractionation relative...Boyongan-Bayugo porphyry copper-gold district, Philippines. We examine the copper isotope geochemistry to...crust beneath the Philippines (Fig. 1, inset). To the west, collision of the Philippines with the Eurasia...respectively. East of the central and southern Philippines, the Philippine Sea plate is undergoing subduction | | Yu, Jie, Li, Nuo, Shu, Sun-Ping, Zhang, Bo, Guo, Jian-Ping, Chen, Yan-Jing (2018) Geology, fluid inclusion and H-O-S isotopes of the Kuruer Cu-Au deposit in Western Tianshan, Xinjiang, China. Ore Geology Reviews, 100. 237-249 doi:10.1016/j.oregeorev.2017.07.016 | Journal (article/letter/editorial) | 2010). For instance, the Mankayan mineral district of northern Luzon, Philippines, hosts several significant...the Far Southeast porphyry Cu-Au deposit, the Lepanto high sulfidation epithermal Cu-Au deposit, the...Block (SCB), an important epithermal metallogenic province in China, hosts at least 1 high-sulfidation (HS)...Western Tianshan is also viewed as a prospective region with a huge mineral resources endowment, but with...deposit, 25 km south to Gongliu County, Xinjiang Province, was discovered in the early 1990s and investigated | | Masterman, G. J., Cooke, D. R., Berry, R. F., Walshe, J. L., Lee, A. W., Clark, A. H. (2005) Fluid Chemistry, Structural Setting, and Emplacement History of the Rosario Cu-Mo Porphyry and Cu-Ag-Au Epithermal Veins, Collahuasi District, Northern Chile. Economic Geology, 100 (5) 835-862 doi:10.2113/gsecongeo.100.5.835 | Journal (article/letter/editorial) | implying that it was emplaced as the Domeyko Cordillera underwent gravitational collapse, expressed as...high-sulfidation epithermal deposits (e.g., Lepanto-Far Southeast in the Philippines: Arribas et al., 1995; Hedenquist...District and Deposit Geology Collahuasi is situated in Region I of northern Chile, 5 to 10 km from the border...chlorite, cl = colusite, cp = chalcopyrite, dg = digenite, dias = diaspore, dick = dickite, dj = djurleite...chlorite, col = colusite, cp = chalcopyrite, dg = digenite, dias = diaspore, dick = dickite, dj = djurleite | | Huang, Wenting, Liang, Huaying, Wu, Lei, Wu, Jing, Li, Jing, Bao, Zhiwei (2018) Asynchronous formation of the adjacent epithermal Au-Cu and porphyry Cu-Mo deposits in the Zijinshan orefield, southeast China. Ore Geology Reviews, 102. 351-367 doi:10.1016/j.oregeorev.2018.09.023 | Journal (article/letter/editorial) | Zijinshan orefield (ZOF) is located in Fujian Province and is the richest Au-Cu mining area in southeast...Cathaysian fold belt in southeast China (Fig. 1B). This region contains numerous epithermal and porphyry deposits...minerals in the Alu-Q zone include covellite, digenite, and enargite, with minor chalcopyrite and bornite...spatially associated with pyrite, molybdenite and digenite mineralization. This alteration is generated located...chalcopyrite, and molybdenite, along with minor bornite, digenite, and magnetite. 3 Samples and analytical methods |
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