 | | 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...with sphalerite and galena at deeper part, while enargite and stibnite at shallower levels associated with...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 |  | | Journal (article/letter/editorial) | | to porphyry Cu-Au mineralization at the Dizon mine, Philippines William P. Midea1 | Keiko Hattori1 |...Sciences, University of the Philippines Diliman, Quezon City, Philippines Correspondence William P. Midea...Engineering Research Council of Canada Abstract The Dizon Au-rich porphyry Cu deposit, 0.67 Mt Cu and 174...of plagioclase phenocrysts. Parental magmas at Dizon were oxidized, above FMQ + 2.0, and water-rich,...opacitic bands of amphibole in the diorite porphyry at Dizon reflects the release of aqueous fluids from the |  | | Journal (article/letter/editorial) | | of Porphyry Cu Deposits of the Western Luzon Arc, Philippines: K-Ar ages, SO3 Contents of Microphenocrystic...the following porphyry Cu deposits in the western Luzon arc are determined: Lobo-Boneng (10.5±0.4 Ma), Santo...Niño (9.5±0.3 Ma), Black Mountain (2.1±0.1 Ma), Dizon (2.5±0.2 Ma) and Taysan (7.3±0.2 Ma). Microphenocrystic...associated with porphyry Cu deposits in the western Luzon arc contains sulfur as SO3 detectable by electron...magmatism of the western Luzon arc, from tonalitic rocks of the Luzon Central Cordillera of about 15 Ma |  | | 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...sulfidation-type enargite-luzonite CuAu deposit in the Mankayan Mineral District, Benguet Province, northern |  | | Journal (article/letter/editorial) | | Stratovolcanoes or compositeconesare constructed during central vent eruptionsof tephra and suborwestern Americas... 1973), Namosi, Fiji (Rodda,1976), andDizon,Philippines,areall related to dioriteor quartzdioriteporphyrystocksemplaced...beneaththeir summitregions(Fig. 1). Gold-bearing enargite mineralizationis characteristicallyassociatedwith...Fig. 1) and may be observedin that position at Dizon (R. H. SillitoeandI. M. Gappe,Jr., unpub.rept.,...quaquaversally dip- alterationassemblages, as at Tongonan,Philippines ping volcanicand volcaniclastic rocks,includingim- |  | | Journal (article/letter/editorial) | | the most frequently observed arsenic minerals; enargite/luzonite and arsenopyrite are less common. The...Porphyry copper deposits account for 60% of the world's mine production of copper and constitute 80% of ore reserves...minerals occur Deposit Tennantite-group minerals Enargite Luzonite Arsenopyrite References Downloaded...Bering (pers. commun., 1980), Bering (1984) Philippines 9. Dizon Silltoe and Gappe (1984); Malihan (1987)...X SAI 33. Red Mountain Mexico 34. La Caridad Enargite X s SAI SA SA SA Schwartz (1982), Kross |  | | 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 |  | 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) | | related porphyry CuAu mineralization, Northern Luzon, Philippines Jianghong Deng, Xiaoyong Yang, Li-peng Zhang...related porphyry Cu-Au mineralization, Northern Luzon, Philippines, Ore Geology Reviews (2020), doi: https://doi...related porphyry Cu-Au mineralization, Northern Luzon, Philippines Jianghong Deng1-4, Xiaoyong Yang4*, Li-peng...rocks. Northern 4 Luzon is one of the most Cu-Au enriched areas in the Philippines, which develops Late-...porphyry and epithermal Cu-Au deposits in the Central 6 Cordillera Range and southernmost of Cagayan |  | | 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... and a minortonnageof bismuthore wasexploitedat San Franciscode Los Andes (Llamblasand Malvicini, 1969) |  | Frias, Sofia Marah P., Imai, Akira, Takahashi, Ryohei, Balangue‐Tarriela, Ma. Ines Rosana, Arcilla, Carlo, Blamey, Nigel (2019) Geology, Alteration, and Mineralization of the Kay Tanda Epithermal Gold Deposit, Lobo, Batangas, Philippines. Resource Geology, 69 (4) 351-384 doi:10.1111/rge.12205 | Journal (article/letter/editorial) | | Tanda Epithermal Gold Deposit, Lobo, Batangas, Philippines Sofia Marah P. FRIAS,1 Akira IMAI,2 Ryohei TAKAHASHI...Institute of Geological Sciences, University of the Philippines Diliman, 4Philippine Nuclear Research Institute...Department of Science and Technology, Quezon City, Philippines and 5Department of Earth Sciences, Western University...the Batangas Mineral District in southern Luzon, Philippines. This study aims to document the geological... 1. Introduction Epithermal deposits in the Philippines are primarily related to magmatic–hydrothermal |  | | 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 |  | | Journal (article/letter/editorial) | | c alteration,whichcarriesbarite, nativesulfur,enargite,andat La Pepa,high-grade,vein-type goldmineralizationof...gold-silver-copperprogressivelysouthwardand ends about latitude (enargite-gold) depositfrom 1976 to 1978, intensive 27ø30'... 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 |  | | Journal (article/letter/editorial) | | hydrolytic alteration, culminating in pyrite ± enargite ± covellite in the shallow parts of the lithocaps...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 |  | | Report (issue) | | Deposit Modeling, held December 5-14, 1985, in the Philippines. The bibliography compiles many of the recent...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...the geology of four Tertiary volcanic centers in central Nevada: Nevada Bureau of Mines and Geology Report...77-86. Ashley, R. P., 1982, Occurrence model for enargite-gold deposits, in Erickson, R. L., ed., Characteristics |  | | 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...77-86. Ashley, R. P., 1982, Occurrence model for enargite-gold deposits, in Erickson, R. L., ed., Characteristics...of ore deposition in the Creede mining district, San Juan Mountains, Colorado: Part III: Progress toward |  | | 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...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....tectonothermal domains in the southeast Slave Province: Evidence from the Walmsley Lake area—S. Cairns |  | | Report (issue) | | important copper ore minerals may include bornite and enargite. Ore minerals occur as disseminations and in stockworks...(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...substantial amounts of copper may occur as bornite, enargite, and chalcocite. By-product minerals frequently...advanced argillic ore-sulfide assemblage is pyrite + enargite + marcasite + chalcocite (Milu and others, 2004) |  | Boomeri, Mohammad, Moradi, Rahele, Stein, Holly, Bagheri, Sasan (2019) Geology, Re-Os age, S and O isotopic composition of the Lar porphyry Cu-Mo deposit, southeast Iran. Ore Geology Reviews, 104. 477-494 doi:10.1016/j.oregeorev.2018.11.018 | Journal (article/letter/editorial) | | whereas supergene mineralization is characterized by enargite, covellite, chalcocite, 18 digenite, malachite...Sanandaj-Sirjan zone, (3) Sahand-Bazman belt, (4) Central Iran, (5) Lut and Sistan blocks, (6) Alborz zone...its various 34 igneous rocks have become a key region for both petrological and tectonic studies (e.g...According to Boomeri (2014), the SSZ is a metallogenic province 40 in the southeastern part of Iran that contains...and later supergene alteration (Fig. 13). The central part of the mineralized area is brown and 226 |  | | Journal (article/letter/editorial) | | respect to Miocene to Recent volcanicrocksin the Central Volcaniczone of the Andes.Volcanicrockstaken from...supergene Cenozoic volcanic rocks elsewhere in the Central Phenocrysts of plagioclase (Abe0_60), 0.2 to 8...probablycontributedby the documentedtraces of enargite,whereasantimonyis essentiallyabsent. Cinnabaris...mercury clearly reflect the small quantitiesof enargite,galena,molybdenite,and cinnabar observedin the...eCerroPuntiagudo(Fig. eralizedstockworks (e.g.,Dizon;SillitoeandGappe, 10), asthosepreservedfartherwest(Fig |  | 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 |  | | 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 (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 |  | | 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 |  | 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...major sources of Au; for example, the Superior province of Canada and the Yilgarn craton of Australia... including Hollinger-McIntyre in the Superior province (Mason and Melnik, 1986; Burrows et al., 1993; |  | | 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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