 | | Journal (article/letter/editorial) | | Hydrothermal System at the Dizon Porphyry Cu-Au Deposit, Zambales, Philippines Akira IMAI* Department of...system at the Dizon porphyry Cu-Au deposit in western central Luzon, Zambales, Philippines, is documented...hydrothermal system. Keywords: Dizon, porphyry Cu deposit, Philippines, Luzon, fluid inclusion, hydrothermal...1986; Sillitoe and Gappe, 1984; Imai, 2002). The Dizon porphyry Cu-Au deposit has been considered as a...sulfur isotope systematics. 1. Introduction The Dizon deposit has been known as one of representative |  | | Journal (article/letter/editorial) | | Southeast Porphyry Cu-Au Deposit, Mankayan, Philippines Akira IMAI Abstract: The Lepanto Far Southeast...enargiteluzonite Cu-Au deposit in Mankayan, Benguet Province, Philippines. The principal orebody consists of potassic...heterogeneous entrapping in the two-fluid unmixing region. Sulfur isotopes of aqueous sulfide and sulfate...associated magmatic hydrothermal deposits in the western Luzon arc. The Lepanto Far Southeast (FSE) porphyry Cu-Au...Mankayan Mineral District, Benguet Province, northern Luzon, Philippines (e.g., Gonzalez, 1956; Garcia, 1991) |  | | Journal (article/letter/editorial) | | sediment-hostedmassivesulfidelead-zincde- recorded. The San Antonio de La Huerta pipe in posits, unconformity-typeuranium...porphyry- are not commonlyobserved.Locally, as in the San type mineralization,CopperCreek (Grimour,1977) Pedro...150 >600 Angularto sub- Absent rounded Peru San Pedro de 10 to >50% rounded Granodiorite Paleocene...Angularto locally Absent rounded El Bolsico, Chile San Francisco de Los Andes, Argentina Quartz diorite...Felsite stock(?) i Mr, 1.6% Cu; alteration (t = tourmaline) Principal hypogene metallicminerals (in order |  | | Journal (article/letter/editorial) | | Porphyry copper deposits account for 60% of the world's mine production of copper and constitute 80% of ore reserves...Bering (pers. commun., 1980), Bering (1984) Philippines 9. Dizon Silltoe and Gappe (1984); Malihan (1987)...Schwartz, 1984), Tangse (van Leeuwen et al., 1987) Philippines: Marcopper (Loudon, 1976),2 Santo Nino (Bryner...1982), San Manuel-Kalamazoo (Titley and Hicks, 1966; Lowell and Guilbert, 1970; Kesler, 1973) ,2 San Xavier...Typical horizontal alteration patterns show a central potassic zone that passes outward into sericitic |  | 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. |  | | Book | | the Philippines 254 A Message by S. S. Seguenia . 256 Mineral Production in the Philippines 257...permit, discussions of mining regions in the Philippines based from scientific reports, operation of stock...Assembly and the sign ing by the President of the Philippines of three important mining laws, to govern the...ommtrce ADORABLE-SORIANO 9 COMMONWEALTH OF THE PHILIPPINES Department of Agriculture and Commerce BUREAU...opened one of the principal resources in the Philippines and it is incumbent upon us to protect this new |  | | Journal (article/letter/editorial) | | volcano–plutonic belts in Japan. Among these, the San-in belt is the only representative of an upper crustal...(Fig. 2). For example, Mount Pinatubo in the 4 Philippines is well known for its anhydrite phenocrysts in...the eruption product of 1991, with the Dizon porphyry Cu mine (0.66 Mt Cu) on its flank (Hattori & Keith...forming the Kitakami, Abukuma, Ryoke, Sanyo, and San-in belts (Fig. 1b). The continuing subduction of...submarine volcanic rocks, forming the Green Tuff region of propylitic alteration from Hokkaido to Kyushu |  | | Journal (article/letter/editorial) | | sulfide deposits in the Tongling district, Anhui Province—Xu Wenyi, Hou Zengqian, Yang Zhusen, Shi Danian...disseminated gold deposits in southwestern Guizhou province, China—Bao Zhiwei, Zhao Zhenhua, and Jayanta Guha... Frankel, Peter R. Buseck, and Mihály Pósfai Tourmaline-bearing rocks in the Singhbhum shear zone, eastern...the waste rocks of the abandoned Seobo tungsten mine, Korea—Pyeong-koo Lee, Min-Ju Kang, Sang-Hoon Choi...controlled burial dolomitization of the Devonian west-central Alberta deep basin—Darryl G. Green and Eric W. |  | | Journal (article/letter/editorial) | | valleyswhichdrainwestinto dean Cordillera of central and northern Chile. The the Atacama desert. Maricungabelt...Coipa, near the site of a long-abandonedvein silver mine, was discoveredin 1981 by Amaxde Chile (R. H. Sillitoeand]...averaging 1.2 g/metric ton Miocenevolcano ß Au-Ag-(Cu)mine Au and133 g/metrictonAg, cameon streamin 1989 with...aremostwidespread The late Cenozoic Andes of northern and central However, reverse faults of mid- to Late Cretaceous...RE•RSEFAULT (t• S•+• c•R• onup•rownside) NORMAL FAULT MINE ORPROSPECT I VOLCANIC CENTER FIG. 3. Schematicmapof |  | | Journal (article/letter/editorial) | | Strel’tsovka uranium ore field, eastern Baikal region—I.V. Chernyshev, V.N. Golubev, A.P. Aleshin, and...alterations of shear zone at Dungash gold mining, central Eastern Desert, Egypt—Osama M.K. Kassem, Said H...geochemical mapping of the Mount Pinatubo-Dizon Mine area, the Philippines: Implications for mineral exploration...patterns around an ancient gold mine in the Wadi El Quleib area of the Allaqi region, south Eastern Desert of...in the polymetallic Tighza-Jbel Aouam district (central Morocco), and relationships with the geodynamic |  | | Journal (article/letter/editorial) | | Blanco, central Chile; A.J. Wilson, writ. commun., 2009) and Mo (2.5 Mt: El Teniente, central Chile; Camus...Santa Rita (Central dist.) Yanacocha Antamina Bisbee Santo Tomas II & Nugget Hill Dizon Boyongan-Bayugo...intra-arc fault zone: the northern Chile part of the central Andean middle Eocene to early Oligocene porphyry...the latest Cretaceous to Paleocene (Laramide) province of southwestern North America, middle Eocene to...the central Andes, mid-Miocene belt of Iran, and Pliocene belts in New Guinea and the Philippines (Fig |  | | Book | | reference to the opportunities for investment in the region but covering also technical and operational aspects...AND M.A. KHAN Mining operations at Kolihan copper mine, Khetri Copper Complex, India B.L. GUPTA. New concepts... FOX AND J. HOSKINSON R.D. SINGH Kushikino gold mine, Japan KUNITOSHI OHE AND HISAAKI TAKATA x 159°...in pulp plant of the Masbate gold operations, Philippines R.S. PIZARRO AND F.V. ANTONIO 221 Production...technology in Southeast Asia L.L. TEOH Design of a mine-site laboratory facility D.C. SHELTON 237 ey 257 |  | | Report (issue) | | 1986, Geology and development of the Hishikari mine: Mining Geology, v. 36 (2), no. 196, p. 117. Adams...Fluid-inclusion and geochemical studies at the Emperor gold mine, Fiji: Unpub. Ph.D. dissertation, University of...1974, Temperatures and stages in the formation of central Kamchatka subvolcanic Au-Ag deposits: Geochemistry...of ore deposition in the Creede mining district, San Juan Mountains, Colorado: Part III: Progress toward...Pb-Zn-Ag-AuCu manto deposits, Marysvale district, west-central Utah: Economic Geology, v. 81, no. 8, p. 1932-1952 |  | | Book | | HYDROTHERMAL COPPER AND GOLD DEPOSITS — • そ ‘ ^^ CENTRAL ASIA • -« THE AMERICAS • I^ r I • • i• な-...and Mineralisation of the Monywa Copper Deposits，Central Myanmar. U Kyaw Win and Douglas J Kirw in......... 61 ， The Mankayan Mineral District, .Luzon Philippines. Artemio F Disini, Bruce M Robertson and Rene...87 The Fort Knox Porphyry Gold Deposit, Eastern-Central Alaska: An Overview and Update. Arne A Bakke, Robert...Agua Rica Porphyry Cu-Mo-Au Deposit，Catamarca Province, Northwestern Argentina. Part 1 : Exploration |  | | 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) | | (Behn and others, 2001; Gow and Walshe, 2005), central Iran (Shahabpour, 1999), and New Guinea (Gow and...Clark and others, 2007). In the thermal infrared region, quartz and hydrous silica contain emission minima...zones with <1 wt (weight) percent pyrite in the central part of the deposit, through a surrounding zone...commonly found in porphyry copper deposits are tourmaline, andalusite, and actinolite. Table 3 summarizes...the magma is largely inherited from the source region (Carmichael, 1991). Other parameters, such as magma |  | Mercier-Langevin, P., Daigneault, R., Goutier, J., Dion, C., Archer, P. (2012) Geology of the Archean Intrusion-Hosted La-Grande-Sud Au-Cu Prospect, La Grande Subprovince, James Bay Region, Quebec(,. Economic Geology, 107 (5) 935-962 doi:10.2113/econgeo.107.5.935 | Journal (article/letter/editorial) | | Au-Cu Prospect, La Grande Subprovince, James Bay Region, Québec(1,2) Patrick Mercier-Langevin,1,†,* Réal...domains of the La Grande subprovince in the James Bay region of northwestern Québec are the focus of renewed...result of recent major discoveries made in this region (e.g., ~8 Moz Au Roberto deposit). A number of...development of conjugate auriferous extensional quartz-tourmaline veins (orogenicstyle veins) that were superimposed...major sources of Au; for example, the Superior province of Canada and the Yilgarn craton of Australia |  | | Book | | Manchester in 1973 (Ph.D.) and was then employed as a mine and exploration geologist by Falcon Mines Ltd in...13.1 Introduction 13.2 Market setting 13.3 Gold-mine production 13.3.1 World-wide trends 13.3.2 Brazil...belts, USSR, were probably more related to source region and magma generation than to magma/mineral fractionation...average 3.5 ppb gold with little variation in anyone province (3.7, 3.8 and 3.1 ppb respectively). In comparison...designated. 2. All sedimentary samples are from the Central Russian Platfonn. 3. Biotite and glauconite. 4 |  | 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) | | Tertiary/Quaternary volcanic rocks of the Cordillera Central are favorable hosts for hot spring gold-silver...sampling and geophysical surveying throughout the region, begun. The geologic environment of the shield...zones in young volcanic rocks of the Cordillera Central and southern Cordillera Occidental may well be...Cretaceous sandstones and shales dominates the central part of the Cordillera Oriental (Etayo-Serna and...in post-middle Miocene time. (4) The Cordillera Central, which contains Precambrian and Paleozoic crystalline |  | | Journal (article/letter/editorial) | | systems may be assessed (e.g., Sierra Nevada Au province. California: ~ 3,150 tonnes Au; Clarke, 1970 )...in quartz vein and "albitite" intrusion areas per mine level suggest that the ore fluid and dyke magma...of the characteristics of the ore fluid source region (Smith, 1992 ). (iii) Most importantly, as a test...magmatic volatile input (e.g., Baguio district, Philippines). In addition, as Sillitoe (1989) points out...p..Ec SPOONf:R (R/Ra = ~ 2-3 ) and Baguio, Philippines (R/Ra= ~ 6); these also show a mantle, presumably |  | | Report (volume) | | Utah--Federal Bldg., Rm. 8105,125 South State St. SAN FRANCISCO, California--Customhouse, Rm. 504, 555...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 |  | Richards, Jeremy P., López, Gloria P., Zhu, Jing-Jing, Creaser, Robert A., Locock, Andrew J., Mumin, A. Hamid (2017) Contrasting Tectonic Settings and Sulfur Contents of Magmas Associated with Cretaceous Porphyry Cu ± Mo ± Au and Intrusion-Related Iron Oxide Cu-Au Deposits in Northern Chile. Economic Geology, 112 (2) 295-318 doi:10.2113/econgeo.112.2.295 | Journal (article/letter/editorial) | | pyrite (sericite) 2° biotite iron oxide Frontera-Mine Locality Espino Espino Espino Andacollo Andacollo...Candelaria Coquimbana Locality Candelaria Candelaria mine Sample no. Table 3. (Cont.) 0.3 <0.05 44 134...for magma associated with IOCG deposits in the region (0.001–0.005 wt % S; Table 5). An alternative method...Clifton Bumolo (Waterhole) Camp 6 (Black Mountain) Dizon Taysan Duolong Mt. Isa Mt. Isa Tjårrojåkka Se-Chahun...reversal, or collision) or moves away from the region of magma production (e.g., subduction rollback) |  | | Journal (article/letter/editorial) | | 1–420 by a pilot project on mineral deposits in Central Europe and in the spreadsheet classification scheme...epigenetic and diagenetic mineral deposits in Central Europe . . . . . . . 54. Conclusions — the importance...numerous and in this context some studies from Central Europe may be quoted as representative of this...on fossil fuels, ore and industrial minerals in Central Europe two separate approaches have been taken...crustal consolidation of what is called today Central Europe: (1) stratabound deposits, (2) thrust-bound | | | Journal (article/letter/editorial) | | 1–420 by a pilot project on mineral deposits in Central Europe and in the spreadsheet classification scheme...epigenetic and diagenetic mineral deposits in Central Europe . . . . . . . 54. Conclusions — the importance...numerous and in this context some studies from Central Europe may be quoted as representative of this...on fossil fuels, ore and industrial minerals in Central Europe two separate approaches have been taken...crustal consolidation of what is called today Central Europe: (1) stratabound deposits, (2) thrust-bound |  | | 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...accident that great industrial centers sprang up in central England, in France, and in the Great Lakes 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 |
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