 | | 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...The massivepyritic deposits,specificallyBagacay, Barlo, and Hixbar, exemplify, in that order, a range of...diversity of ore types than elsewherein the Philippines. At last eight porphyry copper depositsare known |  | | Report (issue) | | Laboratory of the Bureau A mine in Hen^uet Hot sprinji^s at Tiui, Albay Province AND MAPS. Facing page... Preliminary investigation of the gold-hearing region of ('agayan de Misamis, Mindanao, Mr. lekis. 7...appreciated and su])ported hy the men mining of the Philippines. There are nuiny factors which affect any industry...impress upon the minds of the prospectors and mine owners the desirahility of conservative advertising...uninitiated A and very common eause of faihire of a mine is may suspeet. the premature i)urchase mining |  | | Journal (article/letter/editorial) | | pyrite and/or pyrrhotite and various ratios of chalcopyrite,sphalerite,and galena, are commonlyassociatedwith...sucha club,for genetic chief sulfide mineral(s). Chalcopyrite,sphalerite, theorymustbe adjustedto field facts... 1960; Imai, 1960, 1963; Karo, 8 1 Norway Philippines Gjelsvik,1960;Vokes,1962,1966b. 3 Spain 1965;...Mineral Assemblages I. Pyrite and/or pyrrhotite, chalcopyrite, and 10 Silicic Mixed Silicic and Mafic ...Pyrite and/or pyrrhotite, sphalerite, and galena. Chalcopyrite may be 10 2 4 12 1948a, 1948b, Heyl and |  | | Journal (article/letter/editorial) | | Massive Sulfide Deposits, Southern Mindanao, Philippines Cliff L. QUERUBIN and Graciano P. YUMUL, Jr...Tabayo, Siocon, Zamboanga del Norte, Mindanao, Philippines. These deposits comprise massive to semi-massive...have a primary mineral assemblage of pyrite-chalcopyrite-sphalerite with significant amounts of supergene...1999; Gena et al., 2001; Lee et al., 2001). The Philippines hosts a number of VMS deposits (Fig. 1). They...the copper deposits Port Bicobian San Mariano Barlo Dupax Mayantoc 15 Labo Puray Bayog Maagnas |  | | Report (chapter) | | Cenozoic and M e s o z o i c The Barlo (Zambales ophiolite, Philippines; upper Eocene) and Azema (New Caledonia;...did not give a scale for these. They compared the Barlo, Azema and Peristerka fossil tubes to silicified...Devonian L. Devonian Silurian Silurian Silurian Barlo Azema Peristerka Bayda Sibay large tubes Sibay...measurements in mm. Abbreviations: py = pyrite, cpy = chalcopyrite, ma = marcasite, sp = sphalerite, ba = barite...located in pockets of pyrite (often collomorphic), chalcopyrite and carbonates that have escaped recrystallization |  | | Journal (article/letter/editorial) | | mineralization, containing variable amountsof chalcopyrite,sphalerite, and galena in layeredvolcanicrocks...absoluteages,and rock associations.Pyrite-sphalerite-chalcopyrite bodies are foundin differentiated,mafic-to-...ite-chalcopyrite bodiesoccur in more felsic, calc-alkalinevolcanicrocks, and pyrite-chalcopyrite bodiesoccurin...development.Depositsof .the pyrite-sphalerite-chalcopyrite variety are .numerous, important,and bestdevelopedin...Proterozoicvolcanicrocksthe pyrite-galena-sphalerite-chalcopyrite type appears. In Phanerozoicorogens,pyrite- |  | | Journal (article/letter/editorial) | | Cordillera of North America, P r o terozoic pyrite-chalcopyrite-sphalerite deposits, syngenetic with the quartz...galena, sphalerite, chalcopyrite, and sometimes cinnabar) have been developed in the region of Baykalian folding...folding in the western Mediterranean region. They are confined to ancient massifs, cropping out in the...of the Sredna Gora zone. a - Timok region; b - Panagyurishte region. 1 - Precambrian and Paleozoic; 2...The latter are located in the VirginiaMaryland region (Sulphur, Arminius, and Austin Run) and Eastern |  | | 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 |  | | Report (issue) | | them. The principal ore minerals may include chalcopyrite, sphalerite, galena, pyrite, pyrrhotite, and...each deposit is represented by a country, country-province, or country-state, expressed in four-letter codes...codes (see appendix, Table E). For country-province and country-state codes, the first two letters abbreviate...country name and the last two letters the state or province name, e.g. USCA represents United States-California...COLORADOITE COPIAPITE CORDIERITE COSALITE COVELLITE CHALCOPYRITE CHALCANTHITE COPPER CUBANITE CUMMINGTONITE CUPRITE |  | | Book | | Bismuthinite Bomite Boulangerite Cassiterite Chalcocite Chalcopyrite Chromite Cinnabar Cobaltite Copper Covellite...see page 102 on chalcopyrite, in the section headed ‘colour’. The indicates ‘chalcopyrite next to . . .... ’, so chalcopyrite next to galena may appear to be more yellow than if it is on its own, or next to...minerals) 3. FAINTLY COLOURED Blue Covellite Chalcopyrite Millerite Cubanite Psilomelane Hematite Proustite...within it. Samples which have been collected in a mine or open pit exhibit more abundant reflections as |  | | Journal (issue) | | employed as forced labor, cobbing out silver ore at a mine in Chihuahua; from Louis Simonin s i e ergr u r...malachite pseudomorphs from the Milpillas copper mine began appearing on the mineral market in 200 . t...those from Tsumeb, amibia. The huge new underground mine exploits a manto deposit of chalcocite, with secondary...production during the next few years, as long as the mine remains in operation. LOCATION AND SETTING Milpillas...Mineralogical Record, Figure 2. The Milpillas mine site (photo courtesy of Salvador Ortiz and Francisco |  | | Journal (article/letter/editorial) | | (MarcWApril 1993). GE ON OM i I - Getchell mine, Potosi district (PO) GI - Gilbert district GO...Jarbidge district KL - Klondyke district KM - Killie mine, Spruce Mountain district IH JA - (SM) Lewis...district Majubo Hill mine, Antelope district MH MN Manhattan district MO - Moonlight mine, Disaster district... - BM - BR BU CA CC CI CL CN CO - April Fool mine, Delamar district (DE) Aspen district Austin district...Bade Mountain district Bristol mine, Jack Rabbit district Burris mine, Pyramid district (PY) Carlin district |  | 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...however, high-silica granites or rhyolites in this region have not been noted thus far. Exploration Guides...8, Domains Deposit Description Deposits of chalcopyrite, or sphalerite and galena in limestone altered... 4, 12 Deposit Description Massive pyrite, chalcopyrite, and sphalerite in or near pillow basalt and |  | | Journal (issue) | | San Pedro Mine in Santa Fe County, and along with his son Phillip is actively exploring the mine for minerals...minerals. The San Pedro Mine is perhaps best known for producing beautiful specimens of finely crystalline...from calcite. It is also w-enowned for large chalcopyrite crystals (up to 3 inches, 7.5 cm) altered on...Phillip have also developed a surface exposure at the mine to produce some very nice, single, sceptered quartz...ci rc ulatio n for some years. Sulfides are real mine rals and I still regret no t buy ing a good specimen |  | | Book | | metalliferous region has been eroded affects its present characteristics as a minera1 province, because of...sills), if they are exposed in outcrop or in the mine workings at all. The Climax Mo complex is the best...magnetite, actinolite, minor calcite, quartz, chalcopyrite, talc, etc. possibly mobilization veins. The...known (e.g. the Montana Tunnels deposit, Obelisk Mine). The former locality contains disseminated pyrite...into covellite, digenite, colusite and bornite-chalcopyrite veins. The wallrock alteration is mainly sericitization |  | | 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) |  | | Book | | metalliferous region has been eroded affects its present characteristics as a mineral province, because of...sills), if they are exposed in outcrop or in the mine workings at all. The Climax Mo complex is the best...magnetite, actinolite, minor calcite, quartz, chalcopyrite, talc, etc. possibly mobilization veins. The...known (e.g. the Montana Tunnels deposit, Obelisk Mine). The former locality contains disseminated pyrite...into covellite, digenite, colusite and bornite-chalcopyrite veins. The wallrock alteration is mainly sericitization |  | | 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 (edition) | | MESOTHERMAL DEPOSITS 317 Coeur d’Alene, Idaho 319 Magma Mine, Arizona 325 Chuquicamata, Chile 333 14 EPITHERMAL...Besides, what we are pleased to call the riches of a mine, are riches relatively to a distinction which nature...has been given to the Germans of the Harz mining region, who in turn ‘‘enlightened” the English (Gardner...of economic geology. He lived in the Erzgebirge region of Saxony and gained an intimate firsthand knowledge...also advocated by Joseph Brunner (1801), a Bavarian mine official. Scipione Breislak (1811) an Italian geologist |  | | Book (edition) | | those from which metals are extracted, e.g. chalcopyrite and galena from which we extract copper and...communities to be plunged into unemployment because a mine or mines have become unprofitable, a need to earn...expedition to recover placer gold from the Black Sea region) right up to the recent novels of Joseph Conrad...for, and hence the price of, the mine product, well in advance of mine development. A useful recent discussion...producers have spent vast sums of money on exploration, mine development and production but have paid too little |  | | Report (volume) | | from Morning Star mine, 1904-14______________ 7. Production from Silver Pick mine, 1882-98_ _ __ __ _...San Juan Mountains region near the boundary with the Colorado PlateaUJS province. The principal topographic...west-trending outlier of the San Juan Mountains region. The principal geologic features are the Wilson...the San Juan Mountains region near the boundary with the Colorado Plateaus province ( Fenneman, 1931). The...mesa surface of the adjoining Colorado Plateaus province (fig. 2). Altitudes in the San Miguel Mountains |  | | Book | | futile effort to reopen the former Chipman silver mine in Newbury. A brief exploratory foray into the Berkshires...companies led to a survey of the former Davis copper mine in Rowe, but that effort was abandoned, according... enough was found recently to warrant opening a mine. Hon's advice: "It is worth pursuing." Gleba, who...is also exploring in the area of the old Newbury mine and hopes sometime in his life to prospect in Australia...Eastham, Fossil Section ang we11flee~, Mine~al Section. o Dark Mine,_l Aeeumulgtion (152 160(1.1 52 n Ot· |  | | Book (edition) | | maintain ore reserves, and in the proper location of mine workings t o avoid caving ground. In the future...alluYial n1ining in pain: " Gold is not only dug from mine , but likewise collected; .. and containing gold...produced by "·ashing than by digging it fro1n the mine..." (H. C. Han1ilton and \\7 . Falroner.) ).lany...descriptions. He also tells us that Hannibal had a .. ilYer mine, named the B aebulo, in southern Spain, in a mountain...de1nonstrated the close relationship, in Yarious region , bet"'een igneous rock.s and 1nineral deposits |  | | Book (volume) | | certain other areas, as around the Great Lakes region. Numerous s1nall discoveries of gem materials took...operators, Morefield Mine, Amelia, VA; Max & Suzy Berchtold, Royal Rainbow Mine, Laytonville, CA; Ralph...Hollywood, CA; David C. & Barbara T. Smith, Four Clover Mine, Castro Valley, CA; Lita R. Smitl1-Gharet, Steel...Toca amber mine, Dominican Republic........................... I3 Fig,.1re 5. Blood Mine of Ko rite....................... 15 Figure 6. Dallas Gem Mine in San Benito County, CA....................... |  | | Book | | more especially of the Atlantic petrographic province type, this readjustment may be accomplished perfectly...be directed toward much of his work, and toward mine as well, for using "inferior" data. Our reason for...initiates the t,vinning rather than actually causes it. Barlo,v suggested 1 that The constant relationship which...(1) apatite, magnetite, hematite, pyrrhotite, chalcopyrite, bornite, zircon, and titanite; (2) the f erromagnesian...intergrowths of bornite and chalcocite 2 and of chalcopyrite and cubanite:1 are explained. Many, but not |
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