 | | Journal (article/letter/editorial) | | 40Ar/39Ar Geochronology of the Baguio District, Philippines PATRICK J. WATERS,1 DAVID R. COOKE,2,† RENE I...DAVID PHILLIPS3 1 Anglo American Exploration Philippines Inc., 1101 Pearlbank Centre Building, 146 Valero...Salcedo Village, Makati City, Metro Manila, Philippines 2 CODES, the Australian Research Council’s...district is located in the Central Cordillera of northern Luzon, Philippines. It contains numerous mineralized...Trench beneath northern Luzon produced a major batholith, the Central Cordillera Intrusive Complex, which |  | | Journal (article/letter/editorial) | | sance scale and included a correlation of Baguio Acupan mines of BenguetConsolidated,Inc. The district...Durkeeand Pederson(1961) attempted district, on Luzon Island, the Phillippines, at 16ø 20' to 16 ø 26'...availableworking placeswasundertakenat a scaleof 1: 2,400.Benguet Consolidatedstaff usually producesdetailedsurface...ontological datingand remappingon the surfaceand Luzon. undergroundwill have to be donein the future....Near the junction of the Itogon and Dalupirip roads,the schistis intrudedby Itogon quartz diorite. The contactis |  | Cooke, David R., McPhail, Derry C., Bloom, Mark S. (1996) Epithermal gold mineralization, Acupan, Baguio District, Philippines; geology, mineralization, alteration, and the thermochemical environment of ore deposition. Economic Geology, 91 (2) 243-272 doi:10.2113/gsecongeo.91.2.243 | Journal (article/letter/editorial) | | 243-272 Epithermal GoldMineralization, Acupan, BaguioDistrict,Philippines: Geology, Mineralization, Alteration...epithermal veinsystem formedat 0.65 Ma at Acupan,Baguio district, Philippines, duringa periodof highK magmatism...and Hedenquist, 1990).Over200 metrictons(t) of at Acupan and Antamok (Sawkins et al., 1979), moderugeogoldhavebeenproduced...fluidcompositions epithermaland porphyrysystems at Acupanand Acupan South(CookeandBloom,1990),thegeology andgeochemis*...nes(CookeandBloom,1990).The geology of the Acupan-Itogon areais illustrated in Figures2 and3; the unitsexposed |  | | Report (issue) | | of the numerous setbacks which mining in the Philippines has suffered, and the great handicaps with which...directed to the winning of this metal. Mountain Province still leads in production and, in spite of the...cent of the total consumption of coal in the Philippines. Raw cement materials at Naga, Cebu, which were...exploratory drilling in Bondoc Peninsula, Tayabas Province. Intensive sugar-cane cultivation has created...mining organization. 3. An act amending the Administrative Code so as to do away with the direct tax on |  | | Journal (article/letter/editorial) | | Vol. 64, 1969, pp. 644-666 Ore Depositsof the Philippines An Introduction Their Geology to 1 LEONID...BRYNER Abstract The geologic history of the Philippines pertinent to ore deposition covers the period...alpine-typeZambalesultramafic complexof western Luzon. The unusually high aluminacontentof the Masin...diversity of ore types than elsewherein the Philippines. At last eight porphyry copper depositsare known...either or- ganization. ORE DEPOSITS OF THE PHILIPPINES Contents PAGE Introduction ............... |  | | 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 |  | | Report (issue) | | Suern ooast of Zamboanga Peninsula. banuns of this region were studied by Mr. Christie during two periods... This book is a history of the Moros in the Philippines from the earliest times to the American occupation...Dredging in the Philippines, by William Kane Mine Exploitation and the Causes of Some Mine Failures in the...the Philippines, A by F. 38 45 T. Eddingfield Preliminary Check List of Philippine Minerals, by...for power. 3. A section of the 3-rail tramway from mine to mill. 5 8 14 16 MINERAL RESOURCES OF THE |  | | Journal (article/letter/editorial) | | GEOLOGY OF THE THANKSGIVING MINE, BAGUIO DISTRICT, MOUNTAIN PROVINCE, PHILIPPINES K. J. CALLOW CONTENTS PAGE............. ABSTRACT At theThanksgiving minein Luzon,Philippine Islands, a number of small sulfideorebodiesof...amountsof chalcopyrite,galena,arsenopyrite,magnetite,hematite, chlorite, calcite, garnet, and quartz. Scatteredthroughoutthe...Thanksgiving mine of Benguet Exploration, Inc. is located in the BaguioDistrict in Mountain Province,Northern...Northern Luzon, PhilippineIslands. It lies at the bottomof the valley of the Bued River at an elevationof |  | Cirineo, Avriel Venis L., Imai, Akira, Takahashi, Ryohei, Baluda, Redempta P., Oliveros, Noel C., Maglambayan, Victor B., Luis, Roy Ronald C., Faustino, Maria Lourdes M., Almadin, Jacky (2021) Overprinting
porphyry‐type
veinlets on the intrusive rocks and phreatomagmatic breccias in the Southwest prospect, southwestern Sto. Tomas
II
(Philex), Baguio District, Philippines. Resource Geology, 71 (1). 1-40 doi:10.1111/rge.12242 | Journal (article/letter/editorial) | | southwestern Sto. Tomas II (Philex), Baguio District, Philippines Avriel Venis L. Cirineo1 | Akira Imai2 | Ryohei...Division, Philex Mining Corporation, Mandaluyong, Philippines Correspondence Avriel Venis L. Cirineo, Graduate...deposit in the Baguio District, northwestern Luzon, Philippines. The Southwest prospect hosts a copper-gold...Kelian, Indonesia (Davies et al., 2008) and Acupan, Philippines (Cooke and Bloom, 1990; Cooke et al., 1996);...porphyry copper–gold mineralization in Boyongan, Philippines (Braxton et al., 2009; 2018; Braxton and Mathur |  | | Journal (article/letter/editorial) | | OCCURRENCE ACUPAN OF TELLURIDE GOLD MINE, MINERALS MOUNTAIN AT THE PROVINCE, PHILIPPINES K. J....gold-b•aring veins in the Baguio district of Northern Luzon, Philippine Islands, are of the epithermaltype....1928 in very high grade ore from the Antamok gold mine. Recently, tellurides were recognizedin high grade...level in the Acupan gold mine. The examination of other patchesof high-grade ore in this mine has shown...INTRODUCTION THE Acupangold mine,formerlyknownas the Balatocgold mine, is situated in the Baguiodistrictin |  | | Journal (article/letter/editorial) | | Epithermal Au-Ag-Te Mineralization, Acupan, Baguio District, Philippines: Numerical Simulations of Mineral...inclusion and mineralogical studies of the Acupan gold mine, a large gold-silver-tellurium-bearing low-sulfidation...low-sulfidation epithermal deposit in the Philippines. Our numerical modeling results show that a single...deposition of most of the precious and base metals at Acupan. Continuous boiling, boiling with intermittent...similar to those observed in shallow levels of the mine and in deep-level, late-stage barren vein fill. |  | Cao, MingJian, Hollings, Pete, Cooke, David R., Evans, Noreen J., McInnes, Brent I.A., Qin, KeZhang, Li, GuangMing, Sweet, Gabe, Baker, Mike (2018) Physicochemical Processes in the Magma Chamber under the Black Mountain Porphyry Cu-Au Deposit, Philippines: Insights from Mineral Chemistry and Implications for Mineralization. Economic Geology, 113 (1) 63-82 doi:10.5382/econgeo.2018.4544 | Journal (article/letter/editorial) | | under the Black Mountain Porphyry Cu-Au Deposit, Philippines: Insights from Mineral Chemistry and Implications...deposit in the Baguio district, Northern Luzon (Philippines) is associated with late Miocene to Pliocene...Introduction The Baguio district of Northern Luzon, Philippines (Fig. 1A) is considered one of the world’s...Santo Tomas II: Imai, 2001), epithermal (e.g., Acupan: Cooke et al., 1996; Cooke and McPhail, 2001),...Yonsei University user 64 CAO ET AL. 18O 120O Luzon 123O Fig.B Manila 126O A 120O32' 120O34' |  | | Book (volume) | | Book Vol. 6 MINERAL DEPOSITS OF JAPAN AND THE PHILIPPINES r QE 304 . A14 1992 v.6 The Society of Resource...Book Vol. 6 MINERAL DEPOSITS OF JAPAN AND THE PHILIPPINES The Society of Resource Geology Nogizaka building...Volume 6 : Mineral Deposits of Japan and the Philippines Editors: Tetsuro Urabe and Masahiro Aoki The...Honshu 4. Mineral Deposits of Japan and the Philippines (* in Japanese) Nos. 1 - 3 are published as Guidebook...Volume 6: Mineral Deposits of Japan and the Philippines. The publications of these volumes are supported |  | | Journal (article/letter/editorial) | | different naming tradition, IS deposits in the Cordillera have been termed “Cordilleran polymetallic\base...“carbonate-base metal Au deposits” 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 ‘basin-range’ region is favorable for the formation of multi-metallic |  | | Journal (article/letter/editorial) | | Haranczyk (1978) in veins in the Krakow telluride province, Poland, which also contained Bi [(Ag,Cu, Bi)6Te2S]...(tenorite, delafossite, lepidocrocite, goethite, and hematite), carbonates (malachite, azurite, cerussite),...of benleonardite from the type locality, Bambolla mine (Mexico), by Stanley et al. (1986) yielded a S :...did not identify Cu in benleonardite from Bambolla mine but most other published compositions of benleonardite...different structural levels in the central Aegean region. – J. Struc. Geol. 16: 1555 –1573. Brocker, M. |  | MAGLAMBAYAN, Victor B., ISHIYAMA, Daizo, MIZUTA, Toshio, IMAI, Akira, ISHIKAWA, Yohei (1998) Geology, Mineralogy, and Formation Environment of the Disseminated Gold-Silver Telluride Bulawan Deposit, Negros Occidental, Philippines. Resource Geology, 48 (2) 87-104 doi:10.1111/j.1751-3928.1998.tb00009.x | Journal (article/letter/editorial) | | Telluride Bulawan Deposit, Negros Occidental, Philippines Victor B. MAGLAMBAYAN*, Daizo ISHIYAMA**, Toshio...porphyry copper belt of southwest Negros island, Philippines. Propylitic, K-feldspar, sericitic, and carbonate...560 km south of Manila in the Republic of the Philippines. 1. Introduction The Bulawan gold-silver telluride...telluride deposit in Negros Occidental, Philippines, has characteristics which are similar to other Te-rich...few examples of other gold telluride deposits are Acupan Received on September 25, 1997, accepted on June |  | Voudouris, P. C., Melfos, V., Spry, P. G., Kartal, T., Schleicher, H., Moritz, R., Ortelli, M. (2013) THE PAGONI RACHI/KIRKI Cu-Mo Re Au DEPOSIT, NORTHERN GREECE: MINERALOGICAL AND FLUID INCLUSION CONSTRAINTS ON THE EVOLUTION OF A TELESCOPED PORPHYRY-EPITHERMAL SYSTEM. The Canadian Mineralogist, 51 (2) 253-284 doi:10.3749/canmin.51.2.253 | Journal (article/letter/editorial) | | area may represent a new Au-Re-Te metallogenetic province. Keywords: Porphyry, epithermal, vapor, hypersaline...and epithermal Cu-Au deposits in northern Luzon, Philippines, La Famatina and Agua Rica, Argentina, and...for example, in the western Pacific and Chile at Acupan, Emperor, Porgera, Ladolam, and Faride (Sillitoe...convecting systems has been proposed (Sillitoe 1989). At Acupan, intermediate sulfidation epithermal veins crosscut...alkaline-type Cu-Au porphyry deposits, including Acupan, Philippines (Waters et al. 2011), Emperor, Fiji (Pals |  | Turner, William, Richards, Jeremy, Nesbitt, Bruce, Muehlenbachs, Karlis, Biczok, John (2001) Proterozoic low-sulfidation epithermal Au-Ag mineralization in the Mallery Lake area, Nunavut, Canada. Mineralium Deposita, 36 (5) 442-457 doi:10.1007/s001260100181 | Journal (article/letter/editorial) | | microcrystalline quartz intergrown with ®ne-grained hematite and rare electrum. Fluid inclusions in the veins...regional geological map of the central Churchill Province. The location of the Mallery Lake epithermal system...to the 2,111-Ma-old Hurwitz Group of the Hearne Province and therefore, by inference, it may have the same...they occur as microcrystalline quartz/chalcedony-hematite-®lled fractures with minor amounts of electrum...Chalcedony vein Chalcedonic silica associated with hematite stringers Chalcedony vein Chalcedony vein Chalcedony |  | | Journal (article/letter/editorial) | | minerals reported from the Erzgebirge metallogenic province. Key words: hessite, native tellurium, selenium...Schlema-Alberode ore field in the ancient mining region of Saxony, Germany (Förster et al. 2003). In addition...uraninite accompanied by dolomite, ankerite, fluorite, hematite, and diverse sulfide (chalcopyrite, galena, bornite...bohdanowiczite, is known from the Frederik VII’s Cu mine in south Greenland (Schønwandt 1983). Formation...Epithermal Au–Ag–Te mineralization, Acupan, Baguio district, Philippines: Numerical simulations of mineral |  | | Journal (article/letter/editorial) | | v. 106, pp. 1279–1315 Geology of the Didipio Region and Genesis of the Dinkidi Alkalic Porphyry Cu-Au...Deposit and Related Pegmatites, Northern Luzon, Philippines ROHAN C. WOLFE* AND DAVID R. COOKE† CODES...Dinkidi Cu-Au porphyry deposit, northern Luzon, Philippines, formed at the tip of the southward-propagating...formation. Dinkidi is located in northern Luzon, Philippines (Fig. 1), and is associated with the late...nch B 121°E LCC la Tre South China Sea East Luzon Trench Taiwan Mani A 128°E t 50 km Caraballo |  | Asadi, H. H., Voncken, J. H. L., Kühnel, R. A., Hale, M. (2000) Petrography, mineralogy and geochemistry of the Zarshuran Carlin-like gold deposit, northwest Iran. Mineralium Deposita, 35 (7) 656-671 doi:10.1007/s001260050269 | Journal (article/letter/editorial) | | years, an area of about 1 km2 around the arsenic mine has been the target of gold exploration. Geological...to the north of mine valley 50 m to the north of mine valley 200 m to the north of mine oce 250 m northwest...northwest of mine oce Southeast of mine valley, close to the Tunnel 9 Karbelai-Abbas valley 25 m to the...the northwest of mine oce 150 m to the northwest of mine oce Southeast of mine valley, near the borehole...1 Southeast of mine valley, above the Tunnel 8 Tunnel 8 250 m to the northwest of mine oce Trench in |  | | Journal (article/letter/editorial) | | strongly associated with pyrite. Intense albite and hematite alteration surround the mineralized veins, and...precipitated in these altered rocks. The albite and hematite alterations are synchronous and derived from the...auriferous veins. The occurrence and absence of hematite within the alteration zone reflects variable amounts...close to the mineralization can be oxidized to hematite, but this reaction is not seen elsewhere. As documented...mineralization. This zone also contains variable amounts of hematite and albite in association with hydrothermal carbonate |  | | Journal (article/letter/editorial) | | at Kalgoorlie in the 2.7-Ga Eastern Goldfields Province of the Yilgarn Craton, Western Australia, occur...the Golden Mile Fault exposed on the Mt Charlotte mine 22 level. They are filled Editorial handling: B...Kalgoorlie district, located in the Eastern Goldfields Province of the Archaean Yilgarn Craton, porphyry dykes...discovery of the telluride ore in the Hidden Secret Mine close to Mt Charlotte (Simpson 1912), the scarcity...veins exposed on the 22 level of the Mt Charlotte Mine, the second local occurrence of a silver-rich telluride |  | Pass, H. E., Cooke, D. R., Davidson, G., Maas, R., Dipple, G., Rees, C., Ferreira, L., Taylor, C., Deyell, C. L. (2014) Isotope Geochemistry of the Northeast Zone, Mount Polley Alkalic Cu-Au-Ag Porphyry Deposit, British Columbia: A Case for Carbonate Assimilation. Economic Geology, 109 (4) 859-890 doi:10.2113/econgeo.109.4.859 | Journal (article/letter/editorial) | | 8‰. These values, together with the presence of hematite, are consistent with deposition from an oxidized...2007). Alkalic deposits are also known from the Philippines (Dinkidi; Wolfe, 2001), Greece (Skouries; Kroll...island-arc terrane of Quesnellia in the Canadian Cordillera (Fig. 1). Quesnellia formed on continental margin...Mihalynuk, 2005). Stratigraphic units within the region have a symmetric distribution, forming a shallowly...structural analysis. Dominant structures in the mine area include the steep, easterly dipping, N-striking |  | LeFort, D., Hanley, J., Guillong, M. (2011) Subepithermal Au-Pd Mineralization Associated with an Alkalic Porphyry Cu-Au Deposit, Mount Milligan, Quesnel Terrane, British Columbia, Canada. Economic Geology, 106 (5) 781-808 doi:10.2113/econgeo.106.5.781 | Journal (article/letter/editorial) | | terrane in the Intermontane belt of the Canadian Cordillera (Fig. 1A; Ditson, 1997). The rocks of the Quesnel...Quesnel and Stikine terranes of the Canadian Cordillera have been subdivided into silicasaturated and...occur with iron oxides (goethite, magnetite, and hematite) and iron carbonate (siderite). 784 Au-Pd ASSOCIATED...chlorite tourmaline sericite 2 epidote magnetite hematite 3 chalcopyrite arsenopyrite sphalerite galena...an alteration mineral within the wall rocks 3 hematite is present in most vein types but is secondary |
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