 | | Journal (article/letter/editorial) | | 63–75 63..75 The Crater Mountain Deposit, Papua New Guinea: Porphyry-related Au–Te System Shadrach K...alteration of Crater Mountain gold deposit, Papua New Guinea, were investigated using ore and host rock...intrusionrelated, Papua New Guinea. 1. Introduction The Crater Mountain gold deposit in the highlands of Papua New...New Guinea (PNG) is an example of precious metal mineralization associated with volatile-rich mafic alkalic... S. K. Noku et al. Fig. 1 Tectonic map of Papua New Guinea showing the location of the Crater Mountain |  | 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) | | the North Zone High-Grade Area, Porgera Gold Deposit, Papua New Guinea E. RONACHER,†,* J. P. RICHARDS...ADAMS** Porgera Joint Venture, Porgera, Papua New Guinea Abstract The ~20-million-ounce (Moz) Porgera gold...gold deposit, Papua New Guinea, is hosted by 6-m.y.-old alkalic intrusions and Cretaceous sedimentary rocks...used to estimate element concentrations in the Porgera hydrothermal fluid that were used for thermodynamic...of Porgera may be a result of all of these processes occurring at the deposit. 0° 140°E Porgera Australia |  | | Report (Issue volume) | | + 4, Mineral Fe # — of Australia and™ Papua New Guinea ... Geology of the Mineral Deposits of Australia and Papua New Guinea The COVER PHOTOGRAPH shows an aerial view...the east coast of Lihir Island, New Ireland Province, Papua New Guinea. The Ladolam gold deposit lies...Resources Development Centre, Port Moresby, Papua New Guinea The Australasian Institute of Mining and...Mines — 1968 1968 and Papua New Ed. C.L. Knight 1974 1975 and Papua New Eds D.M. Traves and D. |  | Mueller, Andreas G., Hagemann, Steffen G., Brugger, Joël, Xing, Yanlu, Roberts, Malcolm P. (2020) Early Fimiston and late Oroya Au–Te ore, Paringa South mine, Golden Mile, Kalgoorlie: 4. Mineralogical and thermodynamic constraints on gold deposition by magmatic fluids at 420–300 °C and 300 MPa. Mineralium Deposita, 55 (4) 767-796 doi:10.1007/s00126-019-00939-8 | Journal (article/letter/editorial) | | Fimiston and late Oroya Au–Te ore, Paringa South mine, Golden Mile, Kalgoorlie: 4. Mineralogical and thermodynamic...and are synchronous with propylitic and sericite–ankerite alteration overprinted by the ore. Arsenopyrite...Mile Dolerite is zoned from inner albite–ankerite to outer ankerite–phengite–quartz replacement. Pyrite–magnetite...H2S in the fluid, were destabilised during the ankerite– pyrite replacement of propylitic chlorite, a...silica–pyrite and siderite–chlorite replacement in ankerite-rich wall rocks. Rapid cooling, an acidic fluid |  | | Journal (article/letter/editorial) | | southwest Pacific in the Acupan, [4], Porgera, [5,6], Mt. Kare [7], Ladolam [8], Emperor [9], and Tuvatu...Tonga arc and reversing to eastward subduction at New Hebrides [25]. The NE-trending Hunter Fracture Zone...diameter and cross-cut by the Upper Sabeto River Valley. It is located 21 km NE of Nadi, the third-largest...with the Porgera gold deposit (Papua New Guinea) contain 14–133 ppm Cu, 4–42 ppm Pb, Porgera gold deposit...deposit (Papua New Guinea) contain 14–133 ppm Cu, 4–42 ppm Pb, and 58–127 ppm and 58–127 ppm Znrelated [5] |  | | Report (issue) | | calaverite, altaite, tetradymite, scheelite, ankerite, tourmaline, quartz. Distribution: Many localities...large alluvial nuggets. At the Porgera mine, Mt. Kare, Papua New Guinea. The world’s most important gold...placer deposits. In South Dakota, from the Homestake mine at Lead, Lawrence Co.; in Colorado, wire and leaf |  | Voisey, Christopher R., Maas, Roland, Tomkins, Andrew G., Brauns, Michael, Brügmann, Gerhard (2019) Extreme Silver Isotope Variation in Orogenic Gold Systems Implies Multistaged Metal Remobilization During Ore Genesis. Economic Geology, 114 (2) 233-242 doi:10.5382/econgeo.2019.4629 | Journal (article/letter/editorial) | | Goldfields, southeast Australia, a world-class province with a historic production of 2,400 tonnes of...indicated. B) Inset map of Victoria and part of New South Wales showing the locations of the Lachlan...belt system include the Delamerian, Lachlan, and New England orogens. The Lachlan orogen is divided into...SYSTEMS 235 236 VOISEY ET AL. within quartz ± ankerite veins associated with brittle-ductile shear zones...throughout the wall rock proximal to quartz ± ankerite veins (e.g., Fosterville) (Hughes and Phillips |  | | Journal (issue) | | Mineralogy is published by the Mineralogical Societies of New South Wales, Queensland, South Australia, Tasmania...Page Feature Articles: The Minerals of the Magnet Mine, Tasmania... 3 f. Haupt, R. Bottrill & S. Sorrell...District, Queensland Part 1 - The Great Australia Mine ........... 23 B. Day & B. Beyer Other Items: Editorial...Melbourne in June 1994, the Mineralogical Societies of New South Wales, Queensland, South Australia, Tasmania..."classic" locality, have you found better material or new minerals since the last detailed publication? A locality |  | | Journal (article/letter/editorial) | | silicification and H (sericite), CO2 (calcite-ankerite), Na (albite), B (tourmaline), and S (pyrite)...Permian-Triassic marine sequence of the Gympie Province of the New England foldbelt of SE Queensland (Fig. 1)...Mn. In some place calcite coexists with Fe-rich ankerite. The highest Mn-contents and Mn: Fe ratios in...elevated O z . Solid solutions in coexisting calcite-ankerite pairs indicate formation at temperatures of 350-400...highest Fe + Mg contents are in equilibrium with the ankerite, Fig. 5). Quartz-sericite-albite-carbonate alteration |  | Zukowski, W., Cooke, D. R., Deyell, C. L., McInnes, P., Simpson, K. (2014) Genesis and Exploration Implications of Epithermal Gold Mineralization and Porphyry-Style Alteration at the Endeavour 41 Prospect, Cowal District, New South Wales, Australia. Economic Geology, 109 (4) 1079-1115 doi:10.2113/econgeo.109.4.1079 | Journal (article/letter/editorial) | | Alteration at the Endeavour 41 Prospect, Cowal District, New South Wales, Australia WOJCIECH ZUKOWSKI,1,†,* DAVID...Barrick 3 Mineral Gold of Australia, Cowal Gold Mine, New South Wales, Australia Deposit Research Unit...(2) carbonate-base metal sulfide veins (calcite, ankerite, quartz, pyrite, sphalerite, galena, chalcopyrite...41 (E41) gold prospect, located in centralwestern New South Wales, Australia (Fig. 1), records an evolution...N-trending group of gold deposits is described by mine geologists as the “gold corridor.” The deposits |  | | Journal (article/letter/editorial) | | University] at 23:14 19 October 2014 Vindicator Mine, Cripple Creek, Teller County, Colorado I n terms...ROCKS & MINERALS the Golden Circle mine at Sorrento and the Cline mine at Hancock, Maine, and from a vaguely...the Consolidated mine at Dahlonega, Lumpkin County, Georgia; the Barite Hill gold mine in McCormick County...rare tellurides at the inactive Reynolds or Star mine, Montgomery County, North Carolina; and possibly...mineral in the Young American mine, Goochland County, Virginia, and the Haile mine, Lancaster County, South |  | Prendergast, K., Clarke, G. W., Pearson, N. J., Harris, K. (2005) Genesis of Pyrite-Au-As-Zn-Bi-Te Zones Associated with Cu-Au Skarns: Evidence from the Big Gossan and Wanagon Gold Deposits, Ertsberg District, Papua, Indonesia. Economic Geology, 100 (5) 1021-1050 doi:10.2113/gsecongeo.100.5.1021 | Journal (article/letter/editorial) | | Gossan and Wanagon Gold Deposits, Ertsberg District, Papua, Indonesia KYLIE PRENDERGAST,† GAVIN W. CLARKE,...Continents (GEMOC), Macquarie University, Sydney, New South Wales 2109, Australia AND KEITH HARRIS Central...occurrence is younger than 2.82 ± 0.04 Ma, based on a new 40Ar/39Ar age from the Big Gossan skarn, and K-feldspar...located in the mountainous Central Ranges of West Papua (Fig. 1). Pliocene intrusive activity was accompanied...Cretaceous Kembelangan Group and the Tertiary New Guinea Limestone Group (Dow et al., 1988; Quarles Van |  | Millonig, Leo J., Beinlich, Andreas, Raudsepp, Mati, Devine, Fionnuala, Archibald, Douglas A., Linnen, Robert L., Groat, Lee A. (2017) The Engineer Mine, British Columbia: An example of epithermal Au-Ag mineralization with mixed alkaline and subalkaline characteristics. Ore Geology Reviews, 83. 235-257 doi:10.1016/j.oregeorev.2016.12.023 | Journal (article/letter/editorial) | | homepage: www.elsevier.com/locate/oregeo The Engineer Mine, British Columbia: An example of epithermal Au-Ag...Roscoelite Vanadium a b s t r a c t The Engineer Mine epithermal precious metal deposit in British Columbia...style of epithermal mineralization at the Engineer Mine we conducted detailed petrographic, mineralogical...studies. The principal ore assemblage of the Engineer Mine epithermal veins precipitated in response to boiling...meteoric water. Based on these results the Engineer Mine is classified as an epithermal low-sulfidation deposit |  | | Journal (article/letter/editorial) | | styles: (a) Fimiston style is characterized by ankerite-pyrite ± hematite-magnetite-gold replacement,...the shear zones and is characterized by silica-ankerite-V-muscovite-pyrite ± pyrrhotite-gold-telluride...Charlotte style is characterized by veins with ankerite-sericite ± albite-pyrite-pyrrhotite-gold selvages...Yilgarn Craton is of major importance as a Au province with past production and resources of 5910 t of...the Kalgoorlie district are the Golden Mile and Mount Charlotte. The Golden Mile deposit comprises historic |  | | Journal (article/letter/editorial) | | Rocks are usually highly altered to sericite and ankerite. The thickness of lapilli-tuff-breccias, their...feldspar porphyry, NZ North Zone, SZ South Zone, AK Ankerite, CC Calcite, CL Chlorite, SR Sericite a The number...mineralization in the North Zone. a Planar quartz-ankerite veins (V). One of these veins crosscuts a relatively...mineralization characterized by large zones of ankerite–sericite–pyrite alteration with a low density...gabbro, V quartz-ankerite vein, V3B basalt. Notebook is 11 cm wide. c Highly foliated ankerite–sericite–pyrite |  | | Report (issue) | | GEOLOGY OF AUSTRALIAN AND PAPUA NEW GUINEAN MINERAL DEPOSITS Monograph 22 i Cover photograph: Aerial...Aerial view of Main-Barton open pit, Jundee gold mine, WA, viewed from the east, June 1997. The pit is approximately...Mines Limited. ii GEOLOGY OF AUSTRALIAN AND PAPUA NEW GUINEAN MINERAL DEPOSITS Monograph 22 Edited...understanding of the mineral wealth of Australia and Papua New Guinea. v vi Committees MONOGRAPH 22 COMMITTEE...Mineral Industries Research Association Limited Papua New Guinea - Department of Mining and Petroleum Bureau |  | | Book | | proportion of the accumulating information. This new book represents an attempt to address this major...of gold mineralization. For access to a wealth of new information the reader is encouraged to tum to the...demand for gold in the 1980s has opened up exciting new avenues of research and generated a wealth of hard...James Crocket is a graduate of the University of New Brunswick, Oxford University, and the Massachusetts...Manchester in 1973 (Ph.D.) and was then employed as a mine and exploration geologist by Falcon Mines Ltd in |  | | Journal (article/letter/editorial) | | emphasis on structural data from the Paringa South mine (Part 1). The steeply dipping Fimiston shear zones...Representative ore bodies (lodes) in the Paringa South mine (Part 2) are described in Mueller based on detailed...whole-rock geochemistry. Fimistonstyle phengite-ankerite ore in D2 strike-slip faults replaced propylitic...main D3 ore body (> 62 t Au) in the Paringa South mine (Part 3). The shoot is famous for its telluride-rich...pyrite, chalcopyrite and sphalerite. Stage 2 quartz-ankerite breccia ore is characterized by montbrayite, tellurantimony |  | | Journal (article/letter/editorial) | | moderately foliated basalt, No. 2 orebody, Ross mine. Veinlets at high angle to the foliation (north±south...K-feldspar, Sinclair (1982), ankerite, Dyer (1936) hematite, magnetite Cu, Pb, B, Ankerite, Sinclair (1982), W;...Dyer (1936) sericite, hematite Cu (0.6%), As, Ankerite, Jones (1948), Pb, Zn, Te; sericite; Troop (1985)...Alteration minerals Albite, ankerite; minor chlorite, hematite Ankerite, albite, sericite, hematite ...Ban®eld albite, (1944) ankerite, sericite, magnetite Robert (1997a) Albite, ankerite, sericite, magnetitev |  | Meffre, Sebastien, Large, Ross R., Steadman, Jeffrey A., Gregory, Daniel D., Stepanov, Aleksandr S., Kamenetsky, Vadim S., Ehrig, Kathy, Scott, Robert J. (2016) Multi-stage enrichment processes for large gold-bearing ore deposits. Ore Geology Reviews, 76. 268-279 doi:10.1016/j.oregeorev.2015.09.002 | Journal (article/letter/editorial) | | diffuse enrichment occurs within a particular province that is then upgraded by more focused processes...exploration strategies that can be used to find new gold ores will necessarily differ depending on whether...pyrite, which is part of a vein-proximal pyrite-ankerite alteration selvage; only minor free gold exists...the stockworks are present at the Mt. Charlotte mine. CE P TE D MA A recent study has also highlighted...Paleozoic rocks in this area. AC The Carlin province in northeast Nevada is one of the largest gold-producing |  | | Journal (article/letter/editorial) | | southward, from Cripple Creek in Colorado through New Mexico. All of these deposits are on the eastern...LREE-enriched rocks of the Colorado (Yavapai) province have 208Pb/204Pb ratios that suggest these magmas...manifestation is the Rio Grande rift and Basin and Range province (Fig. 1). Most of the other alkaline-related gold...gold deposits in this region of Colorado and New Mexico formed during this tectonic transition (Fig....McLemore 1996; Jensen and Barton 2000), and we oer no new resolution for the controversy regarding the primacy |  | Mao, Jingwen, Zhou, Yunman, Liu, Huan, Zhang, Changqing, Fu, Degui, Liu, Bo (2017) Metallogenic setting and ore genetic model for the Beiya porphyry-skarn polymetallic Au orefield, western Yunnan, China. Ore Geology Reviews, 86. 21-34 doi:10.1016/j.oregeorev.2017.02.003 | Journal (article/letter/editorial) | | orebodies. Subsequent Au- and Cu-bearing quartz (ankerite) veins and barren calcite veins overprint the...NWN-striking Jinshajiang–Ailaoshan metallogenic province, located in the Three River Region of western...further studies in the Beiya area, we propose a new and comprehensive porphyry–skarn–epithermal deposit...mineral exploration in the Jinshajiang–Ailaoshan province for porphyry and skarn Cu-Mo-Au ore systems associated..., Ltd in the Beiya orefield in western Yunnan province, southwest China, indicates that has proven reserves |  | | Journal (article/letter/editorial) | | al., 1990; Choi and Wee, 1992). In recent years, new quantitative data for the Taebaeksan district have...and Cheongil mines); AuAg type, Group II (Dongweon mine); Ag-dominant type, Group III (Sinrim, Sanjeon and...Group IIIA (Sanjeon mine) and base-metal-sulphide-rich Group IIIB (Dongbo and Sinrim mine). The Ag/Au ratio...structures (Fig. 4e). Minor constituents calcite, ankerite and rhodochrosite cut the quartz veins during...occurs locally adjacent to veins at the Sanjeon mine. Ore minerals FIG. 3. Logarithmic plots of ore |  | Li, Wei, Xie, Gui-Qing, Mao, Jing-Wen, Zhang, Zhi-Yuan, Fu, Bin, Lu, Song (2018) Muscovite 40Ar/39Ar and in situ sulfur isotope analyses of the slate-hosted Gutaishan Au–Sb deposit, South China: Implications for possible Late Triassic magmatic-hydrothermal mineralization. Ore Geology Reviews, 101. 839-853 doi:10.1016/j.oregeorev.2018.08.006 | Journal (article/letter/editorial) | | Au–Sb deposit in the Xiangzhong 22 metallogenic province, South China. The deposit has proven reserves...and granites in the Xiangzhong 34 metallogenic province, we propose that a widespread Late Triassic magmatic-...Creek gold 51 occurrences in the Tintina Gold Province, Canada, robust Re-Os molybdenite and 52 40Ar/39Ar...pyrite grain acquired from the Porgera gold 68 deposit, Papua New Guinea, range from -11.98 to +0.34‰...precipitation. 76 The Xiangzhong metallogenic province (XZMP), which is located on the eastern 77 part |  | Tombros, S. F., St. Seymour, K., Williams-Jones, A. E., Spry, P. G. (2008) Later stages of evolution of an epithermal system: Au–Ag mineralizations at Apigania Bay, Tinos Island, Cyclades, Hellas, Greece. Mineralogy and Petrology, 94 (3) 175-194 doi:10.1007/s00710-008-0019-0 | Journal (article/letter/editorial) | | (≈30 vol.%), albite, sericite (both 10 vol.%), ankerite (≈5 vol.%), with pyrite and sphalerite (both 5...milky quartz. They also contain albite, sericite, ankerite, pyrite and sphalerite. Chlorite zones, with widths...calcite from alteration zone, 11 vein fill ankerite, 12 ankerite from alteration zone a Number of ions basis...quartz Calcite Sericite Chlorite Epidote Albite Ankerite Sphalerite Pyrite Pyrrhotite Magnetite Arsenopyrite...talc-brucite-calcite versus epidote-ankerite and chloriteepidote-ankerite versus chlorite-calcite paragenetic |
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