 | 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 |  | | 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... hessite,altaite, calaverite, sylvanite and coloradoite. They completelyfill small vugs and minute fractures |  | | 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. |  | 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...petzite, sylvanite, hessite, tellurobismuthite, coloradoite, altaite, and rucklidgeite. Electrum and telluride...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 |  | | Journal (article/letter/editorial) | | origin. Pseudomorphs of gold and very rarely coloradoite and melonite after calaverite have been reported...variety of other tellurides such as altaite, coloradoite, krennerite, rickardite, and sylvanite; other...Solberg 1995). Calaverite is known from the Star mine in Montgomery County, North Carolina, where it occurs...polished sections of ores from the Royal Vindicator mine, Haralson County, and the Consolidated and Singleton...of twinned calaverite crystals from the Cresson mine, Cripple Creek, Teller County, Colorado. Dave Bunk |  | 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) | | colloform arsenical pyrite, colloform sphalerite, coloradoite, and arsenic±antimony±mercury±thallium-bearing...at Zarshuran, evidenced by the occurrence of coloradoite (HgTe), imply a greater magmatic contribution...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 |  | | Journal (article/letter/editorial) | | the Golden Mile deposit. Calaverite, petzite, coloradoite, altaite and native gold are most common throughout...greenstone belt. after the now defunct Fimiston gold mine) accounts for 70% of gold production within the...montbrayite, sylvanite [(Au,Ag)2Te4], petzite, coloradoite (HgTe), altaite (PbTe), melonite (NiTe2) and...containing inclusions of chalcopyrite (Ch) and coloradoite (Co), coexisting with calaverite (C) in a vein...tennantite were found in samples containing coloradoite (Fig. 4C), hessite, calaverite (Figs. 4C, D) |  | | Journal (article/letter/editorial) | | at Kalgoorlie in the 2.7-Ga Eastern Goldfields Province of the Yilgarn Craton, Western Australia, occur...Golden Mile, the main telluride assemblage is coloradoite + native gold (898–972 fine) + calaverite + petzite...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 |  | | 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) | | ........................................... R15 Mine Waste Characteristics........................................................................ R17 Mine Closure...........................................tellurium refinery production in 2013, by country or region..................................................one another at Dashuigou and Majiagou (Sichuan Province) in southwestern China, and the epithermal-like...Csiklovaite Bi2TeS2 Nagyágite Pb5Au(Te,Sb)4S5–8 Coloradoite HgTe Native tellurium Te Emmonsite Fe2(TeO3)3 |  | | Journal (article/letter/editorial) | | tetradymite, tellurantimony, goldfieldite, altaite, coloradoite, tellurite, teineite, and poughite. The first...sylvanite and hessite are followed by calaverite, coloradoite, tellurobismuthite, tellurantimony, and altaite...such as Teine mine, Sapporo; Toyoha mine, Sapporo; Todoroki mine, Yoichi; Chitose mine, Chitose; and...and Koryu mine, Ishikari. Previous studies reported more than twenty mines in the southwestern Hokkaido...Fig. 1). The geology of the southwestern Hokkaido region in relation to mineralization, has been described |  | | Journal (article/letter/editorial) | | 2 Te), krennerite, empressite, stützite and coloradoite. Abundant telluride assemblages identified from...China (Cook et al. 2009a), the Acupan and Baguio deposits in Philippines (Cooke and McPhail 2001) and the...telluride, krennerite, empressite, stützite and coloradoite. They generally replace sulfides and sulfosalts...2 Te), krennerite, empressite, stützite and coloradoite (Fig. 5d-f, 7). Amongst them, the unnamed telluride...8Ag0.2Te), krennerite, empressite, stützite and coloradoite, and numerous telluride assemblages are derived |  | Keith, Manuel, Smith, Daniel J., Doyle, Keiran, Holwell, David A., Jenkin, Gawen R.T., Barry, Tiffany L., Becker, Joseph, Rampe, Jason (2020) Pyrite chemistry: A new window into Au-Te ore-forming processes in alkaline epithermal districts, Cripple Creek, Colorado. Geochimica et Cosmochimica Acta, 274. 172-191 doi:10.1016/j.gca.2020.01.056 | Journal (article/letter/editorial) | | quartz-fluorite veins rich in calaverite (AuTe2), coloradoite (HgTe), petzite (Ag3AuTe2), altaite (PbTe) and...(2) Cresson (Ruby stockpile) and (3) the historic mine site of Vindicator Valley (Fig. 1). The sample set...phases were identified: calaverite (AuTe2), coloradoite (HgTe), petzite (Ag3AuTe2), hessite (Ag2Te) and...altaite and coloradoite commonly surround calaverite, while native Au is attached to coloradoite (Fig. 6...generation (Fig. 5A). Petzite (Fig. 5D) and coloradoite (Fig. 7) follow calaverite together with altaite |  | | Journal (article/letter/editorial) | | s). Hessite, st€utzite, sylvanite, petzite, coloradoite, altaite, unnamed Ag-sulfotelluride, native tellurium...sulfidation deposits in the Baguio District, Philippines (Cooke and McPhail, 2001), Golden Quadrilateral...Fig. 1. a Simplified geological map of the Thrace region in Greece showing porphyry Cu-(Mo) and epithermal... rocks of the Oligocene-Miocene Greek Rhodope province (Fig. 1) (Dimou et al., 1994; Voudouris and Arikas...deposits Ore deposits in northeastern Greece (Rhodope province and Limnos Island) were formed during the final |  | | Journal (article/letter/editorial) | | processes caused by Mesozoic igneous activity of the region. The formation of tellurides occurred at the very...by large-scale Mesozoic igneous activity of the region, involving the intrusion of massifs of subalkaline...scattered information on Te mineralization of the region, to clarify their typomorphic properties and conditions...conditions of on Te mineralization of the region, to clarify their typomorphic properties and conditions...from mine working of the nal data. About three hundred and fifty samples were collected from mine working |  | Liu, Junlai, Zhao, Shengjin, Cook, Nigel J., Bai, Xiangdong, Zhang, Zhaochong, Zhao, Zhidan, Zhao, Haibin, Lu, Jun (2013) Bonanza-grade accumulations of gold tellurides in the Early Cretaceous Sandaowanzi deposit, northeast China. Ore Geology Reviews, 54. 110-126 doi:10.1016/j.oregeorev.2013.03.003 | Journal (article/letter/editorial) | | 5005, Australia Geological Survey of Heilongjiang Province, Harbin 150036, China a r t i c l e i n f o...(2004) and Liu et al. (2006). I — highly-extended region with metamorphic core complexes; Ia — Northeastern...Russian Chita–Baikal (RCB); II — highly-extended region with fault-bounded basins (mostly half-grabens);...monzogranite stock. The volcanic sequence in the mine area can be subdivided into two formations: the...geological map (Geological Survey of Heilongjiang Province). horizons, in which plant fossils, e.g., Cladophlebis |  | | Journal (article/letter/editorial) | | reserves of associated, by-product Au, the Uralian province occupies a dominant position among massive sulfide...(Letneye and Osenneye in the Dombarovsk region, Mauk in the Karabash region). Ore geochemistry In most of the...data) for ores from VHMS deposits of the Uchaly region (South Urals) As and=or Sb. Contents of other...various tellurides (altaite, hessite, st€utzite, coloradoite, petzite and others), Ag-sulfides (acanthite...ores (Table 1, Fig. 6). These include altaite, coloradoite, tellurobismuthite and a number of Au–Ag tellurides: |  | | Journal (article/letter/editorial) | | geological units within the entire Carpathian–Pannonian region, from both an economic and mineralogical perspective...Emperor, Fiji (Pals and Spry, 2003); Acupan and Baguio, Philippines (Cooke and McPhail, 2001). The presence...case study of Au–Ag–Te mineralization at Acupan, Philippines, Cooke and McPhail (2001) developed a model...boiling. Such a mechanism explains zoning of the Acupan system, with gold–telluride ore at the upper part...deposit type and mining history. For this prolific province (GQ), remarkably few studies (Cook et al., 2009a; |  | | Report (issue) | | of vug. Reflected light, in air, 183 X. Smuggler mine; c. Galena (gn) replaced by hessite (hs) which was...gold (Au). Reflected light, in air, 218 X. Nancy mine; d. Tetrahedrite (td) interstitial to pyrite (py)...Croesus mine; f. Single crystal of tellurium (Te) was largely replaced by intergrown coloradoite (colo)...visible. Reflected light, in air, 157 X. Emancipation mine; g. Subhedral, bladed tellurium in penecontemporaneous...quartz. Reflected light, in air, 28 X. John Jay mine; h. Sylvanite (sv) and native tellurium (Te) in |  | | Journal (article/letter/editorial) | | Tectonic reconstruction of the southwest Pacific region (modified after Hathaway, 1993). A. 5.5 Ma. B....(a) and native gold (G) in the URW3 lode. J. Coloradoite (co) with native gold and coexisting with calaverite... stützite (Fig. 5H), altaite (Fig. 5I), and coloradoite (Fig. 5J). The most common precious metal tellurides...gold, calaverite-coloradoite, calaverite-coloradoite-native gold, calaverite-coloradoite-native gold-altaite...hessite-petzite, altaitenative gold, altaite-hessite, and coloradoite-native gold. Abbreviations: Cal = calaverite |  | | Journal (article/letter/editorial) | | In comparison with other gold deposits in this region, hydrothermal magnetite minerals mostly predate...Golden Quadrilateral, Romania Baguio district, Philippines Age 125.3∼116.6 Ma ∼30 to ∼28Ma ∼14 Ma Pliocene...Furtei Au deposit Sardinia, Italy Tertiary Viceroy Mine Harare-Bindura-Shamva greenstone belt, Zimbabwe...Genetically related Genetically related No Commoner Mine 2.7 Ga Hes, Alt, Ptz, Syl, Mlt, Kos, Clr, Stz...Twemlow (1984) THE CANADIAN MINERALOGIST Acupan gold mine Location Relations with intrusions TABLE |  | Ronacher, E., Richards, J. P., Reed, M. H., Bray, C. J., Spooner, E. T. C., Adams, P. D. (2004) Characteristics and Evolution of the Hydrothermal Fluid in the North Zone High-Grade Area, Porgera Gold Deposit, Papua New Guinea. Economic Geology, 99 (5) 843-867 doi:10.2113/gsecongeo.99.5.843 | Journal (article/letter/editorial) | | and June 2001, the mine is a significant gold producer in the southwest Pacific region. Reserves and resources...Schematic north-south cross section through the Porgera mine, showing a dioritic intrusion in the center and...meters), and the northing refers to the Porgera mine grid. H, C, S) to characterize the hydrothermal...(prestage I) occur in the central and deep parts of the mine. Magnetite is the dominant mineral and contains... were described from the deposit as well as coloradoite (HgTe) and altaite (PbTe; Handley and Bradshaw |  | | Journal (article/letter/editorial) | | orpiment, carbonate (Carb3), and minor barite, coloradoite, fluorite, quartz, pyrite (Py4) (Figs. 2D; 106...consist of sericite, quartz, electrum and minor coloradoite, replacing the galena–telluride assemblages from...and minor sphalerite, Tl–bearing Au telluride, coloradoite 140 and quartz. Minerals of Stage 1 occur as...Au telluride shows intimate relationship with coloradoite (Fig. 8E). The crosscutting relationships 143...lorándite) and tellurides (native tellurium and coloradoite), generally occur as veins/veinlets (Figs. 4F–G; |  | Xu, Wen-Gang, Fan, Hong-Rui, Hu, Fang-Fang, Santosh, M., Yang, Kui-Feng, Lan, Ting-Guang, Wen, Bo-Jie (2014) Gold mineralization in the Guilaizhuang deposit, southwestern Shandong Province, China: Insights from phase relations among sulfides, tellurides, selenides and oxides. Ore Geology Reviews, 56. 276-291 doi:10.1016/j.oregeorev.2013.06.010 | Journal (article/letter/editorial) | | the Guilaizhuang deposit, southwestern Shandong Province, China: Insights from phase relations among sulfides...Guilaizhuang gold deposit, southwestern Shandong Province, China, is primarily composed of sulfidized limestones...2005; Yu, 2010), including weissite, altaite and coloradoite. Minor hematite, barite, and tiemannite are closely...complex is the most important magmatic body in this region (Fig. 2), composed of the fine-grained quartz monzodiorite...electrum, frohbergite, altaite, clausthalite, coloradoite, melonite and Cu–Au telluride (Hu, 2005; Hu et |  | | Journal (article/letter/editorial) | | be exemplified by the following large deposits: Acupan–Antamok (Philip¸ pines), Balei (Russia), Banscá...Cu. The Goldfield (United States), Lepanto (Philippines), Nansatsu (Japan), Pueblo-Viejo (Dominican Republic)...Schematic geological map of the Kurama metallogenic province (modified after V.N. Levin, A.E. Tolkunov, et...part of the Kurama metallogenic province (Fig. 1). The Kurama province is localized within the Bel’tau–Kurama...in the western branch of this belt. The Kurama province comprises many deposits and occurrences of Au |
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