 | | Journal (article/letter/editorial) | | GOLD MINERALIZATION? EVIDENCE FROM THE MEGUMA AND BENDIGO-BALLARAT TERRANES BEN J. CAVE§ ARC Centre of Excellence...W has recently been shown in the Otago Schist of southern New Zealand (Cave et al. 2016), with detrital...orogenic Au mineralization without associated W (Bendigo-Ballarat Terrane, Australia). This was undertaken...turbidite-hosted orogenic Au mineralization. Like the Otago Schist, in both terranes detrital rutile is identified...tonne of rock from the Castlemaine Group of the Bendigo-Ballarat Terrane). This release of W in the Meguma |  | | Journal (article/letter/editorial) | | Orogen, Australia; Buller Terrane and Otago Schist, New Zealand; Meguma Terrane, Canada; Tien Shan Mountains...Verhoyansk and Allakh-Yun fold belts in north–central Mongolia and Far East Russia.. Disseminated mineralisation...Terrane and the Otago Schist in South Island of New Zealand, the French Massif Central, the Anyuy, Yana-Kolyma...belts in eastern Asia, the Qinling Mountains in central China, and the Lachlan Orogen in southeastern Australia...of the major gold producers in central Victoria, Nova Scotia, New Zealand and elsewhere ŽChristie et al |  | Mortensen, J. K., Craw, D., MacKenzie, D. J., Gabites, J. E., Ullrich, T. (2010) Age and Origin of Orogenic Gold Mineralization in the Otago Schist Belt, South Island, New Zealand: Constraints from Lead Isotope and 40Ar/39Ar Dating Studies. Economic Geology, 105 (4) 777-793 doi:10.2113/gsecongeo.105.4.777 | Journal (article/letter/editorial) | | Orogenic Gold Mineralization in the Otago Schist Belt, South Island, New Zealand: Constraints from Lead Isotope...University of Otago, Dunedin, New Zealand 9054 Abstract The Otago Schist belt of southern New Zealand hosts...metamorphism. Previous 40Ar/39Ar dating studies in the Otago Schist belt indicate formation ages of ~106 to 101...scheelite-bearing vein swarm in the Glenorchy district are interpreted to indicate that mineralization...samples from 17 separate mineralized zones in the Otago Schist belt are relatively radiogenic, consistent |  | Scanlan, Emma J., Scott, James M., Wilson, Victoria J., Stirling, Claudine H., Reid, Malcolm R., Le Roux, Petrus J. (2018) In Situ 87Sr/86Sr of Scheelite and Calcite Reveals Proximal and Distal Fluid-Rock Interaction During Orogenic W-Au Mineralization, Otago Schist, New Zealand. Economic Geology, 113 (7) 1571-1586 doi:10.5382/econgeo.2018.4603 | Journal (article/letter/editorial) | | During Orogenic W-Au Mineralization, Otago Schist, New Zealand Emma J. Scanlan,1,†,* James M. Scott,1...of Otago, Dunedin 9054, New Zealand of Chemistry, University of Otago, Dunedin 9054, New Zealand for...Trace Element Analysis, University of Otago, Dunedin 9054, New Zealand 4Department of Geological Sciences...W-Au mineralization occurring in the Otago Schist in New Zealand. Scheelite Sr isotope populations, regardless...the Hyde-Macraes shear zone and the Barewood and Bendigo deposits overlap with the age-corrected 87Sr/86Sr |  | | Journal (article/letter/editorial) | | uplift of the Otago and Alpine Schist, New Zealand D. Craw Geology Department. University Qf Otago, P.O. Box...Box 56. Dunedin, New Zealand (Received August 22, 1990; revised and accepted January 12, 1992 ) ABSTRACT...uplift of the Otago and Alpine Schist, New Zealand. Chem. Geol., 98:221-236. The Otago and Alpine Schist...transition and in the lower parts of the brittle region were deposited by water with < 1 mole% COz and...t m e n t , University of Otago, P.O. Box 56, D u n e d i n , New Zealand. uplift history. Major vein |  | | Journal (article/letter/editorial) | | Australian slate belt gold deposits at Ballarat, Bendigo, St. Arnaud and Inglewood occurred very late in...of Archean age such as those in the Kalgoorlie district of Western Australia (Mueller et al. 1988) and...terranes in Nova Scotia (Bratwaith 1988), Otago, New Zealand (Henley et al. 1976), Alaska (Goldfarb et...setting of the deposits The host rocks of the central Victorian Gold deposits are a thick sequence of...pervasive deformation generally recognised in central Victoria (Fergusson et al. 1986; Gray 1988). Cox |  | | Journal (article/letter/editorial) | | Springer-Verlag 1976 Multistage Ore Genesis in the New Zealand Geosyncline A History of Post-Metamorphic Lode...University of Otago, Dunedin, N.Z. Epigenetic gold-quartz and scheelite-quartz lodes in Otago and other...other parts of the New Zealand geosyncline crosscut quartzofeldspathic and metavolcanic rocks of the purnpellyite-actinolite...uncorrected fluid inclusion data for Glenorchy and Bendigo material give the range 230-350°C for lode formation...thousand ounces taken f r o m lode workings. T h e Otago has long been known as a well-defined metallogenic |  | | Journal (article/letter/editorial) | | Invisible Gold Paragenesis and Geochemistry in Pyrite from Orogenic and Sediment-Hosted Gold Deposits... Abstract: LA-ICPMS analysis of pyrite in ten gold deposits is used to determine the precise...gold within pyrite, and thus the timing of gold introduction relative to the growth of pyrite and related...relationships in pyrite has been observed which suggests that, relative to orogenic pyrite growth, gold introduction...at the start of pyrite growth; in other deposits, it is late toward the end of pyrite growth and in a |  | JIA, YIEFEI, LI, XIA, KERRICH, ROBERT (2001) Stable Isotope (O, H, S, C, and N) Systematics of Quartz Vein
Systems in the Turbidite-Hosted Central and North Deborah Gold Deposits of
the Bendigo Gold Field, Central Victoria, Australia: Constraints on the Origin
of Ore-Forming Fluids. Economic Geology, 96 (4) 705-721 doi:10.2113/gsecongeo.96.4.705 | Journal (article/letter/editorial) | | Turbidite-Hosted Central and North Deborah Gold Deposits of the Bendigo Gold Field, Central Victoria, Australia:...The Central and North Deborah gold deposits are located in one of 15 mining centers of the Bendigo gold...gold field, central Victoria, Australia, a major world-class gold province developed in a turbidite terrane...metamorphism at zeolite to greenschist facies. In the Central and North Deborah deposits six stages of quartz...11 per mil and δD values of –37 to –17 per mil. Pyrite of synsedimentary-diagenetic origin in slate and |  | | Journal (article/letter/editorial) | | Permo-Carboniferous granitoid intrusions of the New England Orogen. Mineralisation occurred at a range...these were followed by auriferous arsenopyrite–pyrite–quartz–carbonate veins with minor base metal sulphides...White P. M. Ashley (&) Earth Sciences, University of New England, 2351 Armidale, NSW, Australia E-mail: pashley@metz...Geology Department, University of Otago, PO Box 56, Dunedin, New Zealand structural levels in the one deposit...Southern portion of the New England Orogen with location of the Hillgrove district, major regional structures |  | | Report (issue) | | the ore. Sulfides likely to be present include pyrite, galena, sphalerite, and arsenopyrite (Berger,...deposits used in Table 1 may represent a major mine, district name, or local town name or other prominent feature...in gold-quartz mines in the Meguma Group, that pyrite is the most abundant sulfide in mines California...statements found in the literature for an area or district do not differentiate between mineral abundance...reported. Analyses of this subset tracked data on pyrite, arsenopyrite, galena, chalcopyrite, sphalerite |  | Allibone, Andrew, Blakemore, Hamish, Gane, Jon, Moore, Jonathan, MacKenzie, Doug, Craw, Dave (2018) Contrasting Structural Styles of Orogenic Gold Deposits, Reefton Goldfield, New Zealand. Economic Geology, 113 (7) 1479-1497 doi:10.5382/econgeo.2018.4599 | Journal (article/letter/editorial) | | of Orogenic Gold Deposits, Reefton Goldfield, New Zealand Andrew Allibone,1,† Hamish Blakemore,2 Jon Gane...758, Wanaka 9343, New Zealand Gold, 22 McLaggan Street, Dunedin 9016, New Zealand of Geology, University...University of Otago, P.O. Box 56, Dunedin 9054, New Zealand Abstract This paper describes the structural...to date within the Reefton goldfield of central New Zealand. Most of the Globe-Progress deposit is located...deposits within the Reefton goldfield of central New Zealand. Although numerous small gold occurrences |  | | Journal (article/letter/editorial) | | ARTICLE Geochemistry of shale and sedimentary pyrite as a proxy for gold fertility in the Selwyn basin...Abstract Selwyn basin area strata contain sedimentary pyrite with Au above background levels when analyzed by...spectrometry. Hyland Group rocks contain framboidal pyrite contents of 670 ppb Au, 1223 ppm As, and 5.3 ppm...ppm Te; the mean of all types of sedimentary pyrite in the Hyland Group is 391 ppb Au, 1489 ppm As, and...sedimentary pyrite in host lithologies from major orogenic gold districts in New Zealand and Australia |  | | Journal (article/letter/editorial) | | ±PGE) are preferentially partitioned into arsenian pyrite that grows in the muds. These processes produce...ppm As, present as refractory gold in arsenian pyrite and nanoparticles of free gold. During late diagenesis...the diagenetic arsenian pyrite is recrystallized to form coarser grained pyrite generations, and the organic...metamorphism (lower greenschist facies and above) arsenian pyrite in carbonaceous shales is converted to pyrrhotite...shale sequence. LA-ICP-MS analyses of diagenetic pyrite in carbonaceous sediments, both associated and |  | Fang, Xiang, Tang, Juxing, Song, Yang, Beaudoin, Georges, Yang, Chao, Huang, Xiaowen (2020) Genesis of the Shangxu orogenic gold deposit, Bangong-Nujiang suture belt, central Tibet, China: Constraints from H, O, C, Si, He and Ar isotopes. Ore Geology Reviews, 127. 103810pp. doi:10.1016/j.oregeorev.2020.103810 | Journal (article/letter/editorial) | | orogenic gold deposit, Bangong-Nujiang suture belt, central Tibet, China: Constraints from H, O, C, Si, He...gold deposit in the Bangong-Nujiang suture zone, central Tibet, China, formed in the Early Cretaceous orogene...mineralization quartz-pyrite stage (H2a), defined by massive quartz veins with minor euhedral pyrite and gold, hydrothermal...the quartz-pyrite-sulfides stage (H2b), characterized by abundant quartz, granular pyrite, muscovite...of − 0.5 to − 2.8‰. Hydro thermal fluids in H2b pyrite have 3He/4He ratios of 0.27–0.42Ra and 40Ar/36Ar |  | | Book | | UC-NRLF NEW ZEALAND of department Geological Survey Branch (P. G. Morgan, Director). LIST...LIST OF THE MINERALS OF NEW ZEALAND, BY P. O. Issued MORGAN AND under the authority of the Hou, J...Z. JOHN MACKAY, GOVERNMENT PRINTER 1913. NEW ZEALAND-!, n Department jfe 5j Geological Survey...Morgan, Director). LIST OF THE MINERALS OF NEW ZEALAND, P. Issued O. MORGAN AND under the authority...Minerals . . ... LIST OF THE MINERALS OF NEW ZEALAND INTKODUCTION. FOR many years there has been |  | Gourcerol, B., Kontak, D. J., Thurston, P. C., Petrus, J. A. (2018) Results of LA-ICP-MS sulfide mapping from Algoma-type BIF gold systems with implications for the nature of mineralizing fluids, metal sources, and deposit models. Mineralium Deposita, 53 (6) 871-894 doi:10.1007/s00126-017-0788-7 | Journal (article/letter/editorial) | | analyses have been acquired on various sulfides (pyrite, pyrrhotite, arsenopyrite) from three Canadian...(~ 4 Moz Au Meadowbank, ≥ 2.8 Moz Au Meliadine district, ~ 6 Moz Au Musselwhite). These data, in conjunction...hosting the gold mineralization (arsenopyrite versus pyrite). Keywords Banded iron formation . Gold . Elemental...over the past few decades and continues in light of new discoveries (Kerswill 1993; Groves et al. 1998; Goldfarb...hightemperature vents, was concentrated in arsenian pyrite within the host BIF during chemical sedimentation |  | | Journal (article/letter/editorial) | | 3010, Australia 2 Phillipsgold Pty Ltd, PO Box 3, Central Park, Vic. 3145, Australia (neil@phillipsgold.com...Goldstrike Sukoi Log Natalka Berezovkoe Olimpiada Bendigo Mother Lode Gold Quarry Kumtor Grassberg Pebble...Nevada Tien Shan Indonesia USA USA Peru Papua New Guinea Papua New Guinea USA USA Alaska Dominincan Rep. Archean...occurrence reflecting more than just the gold source region. Stable isotope studies (O, H, C, S and N) have...these isotopes may reflect one or more of source region, pathway and depositional sites the studies are |  | | Journal (article/letter/editorial) | | mineralization during initiation of a mountain belt, New Zealand Received: 11 April 2006 / Accepted: 9 August...during folding of fissile schist in southern New Zealand: fold-related mineralization and normal fault-related...mineralized zones are generally gold-bearing and contain pyrite and arsenopyrite with stibnite pods locally. Some...Geology Department, University of Otago, P.O. Box 56 Dunedin, New Zealand e-mail: dave.craw@stonebow.otago...1986; Craw et al. 2002). The South Island of New Zealand is a unique orogenic belt in that it hosts both |  | | Journal (article/letter/editorial) | | included geographical RI terms such as Motherlode-, Bendigo-, Homestake-, and Korean-types; host-rock terms...deposit type. Two clusters of deposits in south-central China are Carlin-like, but have many distinctions... and a small past- NU producer at Timbarra in New South Wales. Based on the Phanerozoic examples, the...of >500oC to <300oC, surrounding the causative central intrusion (e.g., Hart et al., 2002). Such deposits...but a re-evaluation is required in light of much new geological, geochemical, and geochronological information |  | PITCAIRN, I, TEAGLE, D, KERRICH, R, CRAW, D, BREWER, T (2005) The behavior of nitrogen and nitrogen isotopes during metamorphism and mineralization: Evidence from the Otago and Alpine Schists, New Zealand. Earth and Planetary Science Letters, 233 (1) 229-246 doi:10.1016/j.epsl.2005.01.029 | Journal (article/letter/editorial) | | mineralization: Evidence from the Otago and Alpine Schists, New Zealand Iain K. Pitcairna,1, Damon A.H....Department of Geology, University of Otago, PO Box 56, Dunedin, New Zealand d Department of Geology, University...nitrogen remain. The Otago and Alpine Schists in the South Island of New Zealand comprise a large, comparatively...from a number of crustal transects through the Otago crust. The range of y15N values for mica and whole...whole rock concentrations, indicates that for the Otago and Alpine T Corresponding author. Tel.: +44 23 |  | Bierlein, F.P, Fuller, T, Stüwe, K, Arne, D.C, Keays, R.R (1998) Wallrock alteration associated with turbidite-hosted gold deposits. Examples from the Palaeozoic Lachlan Fold Belt in central Victoria, Australia. Ore Geology Reviews, 13 (1) 345-380 doi:10.1016/s0169-1368(97)00026-7 | Journal (article/letter/editorial) | | Examples from the Palaeozoic Lachlan Fold Belt in central Victoria, Australia F.P. Bierlein a a,) , T....previously thought. A review of existing information and new data strongly support the viability of studying hydrothermal...zones, while disseminations of carbonate spots, pyrite and arsenopyrite porphyroblasts are the most obvious...Territories, Canada., the Otago Goldfield ŽNew Zealand., Salsigne ŽFrance., Cariboo district ŽBC, Canada., Muruntau...subordinate amounts of carbonate, feldspar, mica, pyrite, arsenopyrite, native gold, Cu-, Pb-, Znand Sb-sulphides |  | | Report (chapter) | | is speculated that it has caused Earth to enter a new geological Epoch, the Anthropocene (Zalasiewicz et...exemplified by the Macraes deposit, New Zealand. This occurs in the Otago Schist; a sequence devoid of magmatic...fluid in orogenic gold deposits, such as the giant Bendigo deposit, Victoria, Australia (Wilson et al. 2013)...Powell 2010; Wilson et al. 2013) or diagenetic pyrite-bearing sediments (Pitcairn et al. 2006), in particular...setting of the Ordovician sediments that host the Bendigo deposit to suggest that they were deposited in |  | Liu, An-Lu, Jiang, Man-Rong, Ulrich, Thomas, Zhang, Jun, Zhang, Xiao-Jun (2018) Ore genesis of the Bake gold deposit, southeastern Guizhou province, China: Constraints from mineralogy, in-situ trace element and sulfur isotope analysis of pyrite. Ore Geology Reviews, 102. 740-756 doi:10.1016/j.oregeorev.2018.09.018 | Journal (article/letter/editorial) | | in-situ trace element and sulfur isotope analysis of pyrite An-Lu Liu, Man-Rong Jiang, Thomas Ulrich, Jun Zhang...in-situ trace element and sulfur isotope analysis of pyrite, Ore Geology Reviews (2018), doi: https://doi.org/10...in-situ trace element and sulfur isotope analysis of pyrite An-Lu Liu a, b, Man-Rong Jiang a, b, Thomas Ulrich...86-27-67883051 Address: No. 388 Lumo Road, Hongshan District, Wuhan, P.R. China Postcode: 430074 1 1 Abstract...orogenic gold deposits in the southeastern Guizhou district. The grades of gold can be 4 up to 2 to 3 wt |  | Li, Nan, Deng, Jun, Yang, Li-Qiang, Goldfarb, Richard J., Zhang, Chuang, Marsh, Erin, Lei, Shi-Bin, Koenig, Alan, Lowers, Heather (2014) Paragenesis and geochemistry of ore minerals in the epizonal gold deposits of the Yangshan gold belt, West Qinling, China. Mineralium Deposita, 49 (4) 427-449 doi:10.1007/s00126-013-0498-8 | Journal (article/letter/editorial) | | the deposits of the belt. Syngenetic/ diagenetic pyrite (Py0) has a framboidal or colloform texture and...metasedimentary host rocks. Early hydrothermal pyrite (Py1) in quartz veins is disseminated in metasedimentary...semimassive pyrite aggregates or bedding-parallel pyrite bands in phyllite. The main ore stage pyrite (Py2)...main ore stage arsenopyrite (Apy2). Late ore stage pyrite (Py3), arsenopyrite (Apy3), and stibnite occur...are disseminated in country rocks. Post-ore stage pyrite (Py4) occurs in quartz ± calcite veins that cut |
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