 | | Journal (article/letter/editorial) | | drainage reorientation during placer gold accumulation, southern New Zealand Dave Craw Received: 14 November...rejuvenation of topography in the Otago giant placer goldfield, New Zealand, which has resulted in numerous...induced changes to gold transport directions and numerous stages of separation of detrital gold from primary...River capture events and timing of these events for gold-bearing paleodrainages have also been documented...fish that were isolated by drainage reorientation. Gold-bearing quartz pebble conglomerates had a southeastward |  | | Journal (article/letter/editorial) | | of orogenic gold in southern New Zealand Dave Craw Geology Department, University of Otago, PO Box 56...56, Dunedin 9054, New Zealand a r t i c l e i n f o Article history: Received 30 November 2009 Received...Keywords: Alluvial Gold Tectonics Shear zone Mesothermal Exhumation a b s t r a c t The giant gold placer system...system on the Otago Schist of southern New Zealand was derived from Mesozoic orogenic gold deposits in...structural zones in, or adjacent to, major orogenic gold deposits. Quartz textures in these structural zones |  | | Journal (article/letter/editorial) | | Pacific/Australian Plate Boundary in Southern New Zealand Phaedra Upton 1,*, Dave Craw 2 and Rachel Walcott...5040, New Zealand Geology Department, University of Otago, PO Box 56, Dunedin 9054, New Zealand; E-Mail:...July 2014 Abstract: The Miocene in Southern New Zealand was dominated by strike-slip tectonics. Stratigraphic...structural and geophysical observations from Southern New Zealand to constrain three-dimensional numerical models...the rheological transitions. For the Southern New Zealand case study, subsidence rates of ~0.1 mm/yr are |  | | Book | | THE HANDBOOK OF NEW ZEALAND MINES (WITI MAPS AND ILLUSTRATIONS). PART I. GOLD , SILVER, COPPER ...Menorian Cuthern Cara GENERAL GOVERNMENT OF NEW ZEALAND. LEGISLATURE . The Legislature is composed...North Island . • Names of Wardens and Receivers of Gold Revenue will be found in their respective 690914...the development of the mineral resources of New Zealand , I have for a long time thought that a great...Although I had been living eighteen years in New Zealand, I had never learned, nor even realized, that |  | | Journal (article/letter/editorial) | | studies of Haast Schist in western Otago and Marlborough, New Zealand: constraints on their protolith age...studies of Haast Schist in western Otago and Marlborough, New Zealand: constraints on their protolith age...studies of Haast Schist in western Otago and Marlborough, New Zealand: constraints on their protolith age...W. L. Griffinb a GNS Science Ltd, Dunedin, New Zealand; bAustralian Research Council Centre of Excellence...the Haast Schist in western Otago and Marlborough, South Island, New Zealand. The majority are from the |  | | Journal (article/letter/editorial) | | deformation and shape change of alluvial gold, southern New Zealand Gemma Kerr, Donna Falconer, Frank Reith...deformation and shape change of alluvial gold, southern New Zealand, Sedimentary Geology (2017), doi:10.1016/j...deformation and shape change of alluvial gold, PT southern New Zealand The University of Adelaide, School...Department of Geology, University of Otago, Dunedin 9054, New Zealand SC 1 RI Gemma Kerr1, Donna Falconer1...South Australia 5064, Australia Gold is a malleable metal, and detrital gold particles deform via internal |  | | Journal (issue) | | Malcolm Southwood, Brian England, Man Cheung, Tony Forsyth, Chris Fitzgerald & Denis Smith A Supplement to...1700 level, Zinc Corporation mine, Broken Hill, New South Wales, Australia. Collection of the Australian...collection; John Fields photo. Back cover: Australian Gold: Top row from left: • 6 cm, Kalgoorlie, Western...Paul Carr Keith F. Compton Brian England Tony Forsyth Geoscience Australia Thomas Kapitany Museums Victoria...of these is the Australian Museum, established in New South Wales in 1829. The Queen Victoria Museum in |  | | Journal (article/letter/editorial) | | com/locate/cageo A digital rock density map of New Zealand Robert Tenzer a,n, Pascal Sirguey a, Mark Rattenbury...Sciences, University of Otago, 310 Castle Street, Box 56, Dunedin, New Zealand GNS Science, PO Box 30368...30368, Lower Hutt, New Zealand a r t i c l e in f o abstract Article history: Received 22 March 2010...7 November 2010 Digital geological maps of New Zealand (QMAP) are combined with 9256 samples with rock...model of New Zealand. This digital density model will be used to compile a new geoid model for New Zealand |  | Allibone, Andrew, Jones, Philip, Blakemore, Hamish, Craw, Dave, MacKenzie, Doug, Moore, Jonathan (2018) Structural Setting of Gold Mineralization within the Hyde-Macraes Shear Zone, Southern New Zealand. Economic Geology, 113 (2) 347-375 doi:10.5382/econgeo.2018.4553 | Journal (article/letter/editorial) | | Structural Setting of Gold Mineralization within the Hyde-Macraes Shear Zone, Southern New Zealand Andrew Allibone...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 The 10 Moz Macraes gold deposit in...in southern New Zealand is hosted within a 100-m-thick slice of weakly altered schist and the overlying...southern New Zealand hosts >10 Moz of gold, making it the largest known accumulation of gold within the |  | | Journal (article/letter/editorial) | | at great depths at the Macraes Flat, East Otago, New Zealand K.J. Kim a,b,*, P.A.J. Englert a,1 a b Faculty...University of Wellington, P.O. Box 600, Wellington, New Zealand Institute of Geological and Nuclear Sciences...Sciences, Ltd., P.O. Box 31-312, Lower Hutt, New Zealand Received 4 December 2003; received in revised form 2...depth at three locations in Macraes gold mine, East Otago, New Zealand. The measured 26Al/10Be ratios are...address: Institute of Meteoritics, University of New Mexico, Northrop Hall, MSCO3-2050, 200 Yale Blvd |  | | Journal (issue) | | Inc. on behalf of the Mineralogical Societies of New South Wales, Queensland, South Australia, Tasmania............... 57 Heulandite from the Illawarra District, NSW P. Carr, M. Perkins, B. Chenhall, f. Pemberton...Obituary - Albert H Chapman ............... 56 What's new in minerals ..................... 76 Society news...overseas to provide up-to-date informa tion on new mineral finds around the world. David Green, from...University of Manchester, will be providing updates on new finds in the UK (see Vol. 1, 1). Dr Bruce Cairncross |  | | Report (chapter) | | July 23, 2015 Cretaceous felsic volcanism in New Zealand and Lord Howe Rise (Zealandia) as a precursor...MAAS5 1 GNS Science, Private Bag 1930, Dunedin, New Zealand 2 Department of Earth, Atmospheric & Planetary...(e-mail: a.tulloch@gns.cri.nz) Abstract: We report new, highly precise, U –Pb and Ar/Ar ages for seven Cretaceous...above sea level to form the main islands of New Zealand (Fig. 1). The pre-Late Cretaceous rocks of Zealandia...Western Province, separated by the Median Batholith. New Zealand’s Eastern Province represents a forearc – |  | | Journal (article/letter/editorial) | | BiologicallyMediated Gold Mobilisation and Redeposition in a Semiarid Climate, Southern New Zealand Gemma Kerr...Geology Department, University of Otago, P.O. Box 56, Dunedin 9054, New Zealand; gemma.kerr@otago.ac.nz * Correspondence:...2017; Published: 16 August 2017 Abstract: Detrital gold in Late Pleistocene-Holocene placers has been chemically...active semiarid rain shadow zone of southern New Zealand and are probably typical for this type of environment...pyrite below the water table. Deposition of mobilised gold resulted from localised variations in redox and/or |  | | Journal (article/letter/editorial) | | Ar/Ar dating on the metallogenesis of the Dongchuang Gold Deposit in the Ziaoqinling area—Qiangzhi Li, Yanjing...Preliminary 3-D geological model of the Kalgoorlie region, Yilgarn Craton, Western Australia, based on deep...917 Numerical modelling of orogenic processes and gold mineralisation in the southeastern part of the Yilgarn...data from the Willyama Supergroup, Broken Hill region, Australia: evidence for three tectonostratigraphic...Foster, and F.P. Bierlein 1041 Numerical models of gold-deposit formation in the Bendigo-Ballarat Zone, |  | | Report (chapter) | | and technically-minded men in Australia and New Zealand. Members ‘at home’ in Britain were also eager...glaciations and mineralization (particularly of gold). At least 360 members were active in Australasia...topographic features on the maps of both Australia and New Zealand are named for Members and Fellows of the Geological...financially-minded there were the discoveries of coal and gold. Discovery of the latter caused a social revolution...discussion of the origin of ore deposits and particularly gold. These matters have been discussed by various authors |  | | Report (issue) | | ~I . • -WAR PERIOD ~ 7.7.. . ~4-2 . I OJL GOLD • (1913- 1919) • • ' LONDON: PRINTED AND PUBLISHED...technical information) relative to the production of Gold will form a part of the volume or volumes on the...Chairman of the .Lt\.dvisory Technical Committee on Gold. . (Signed) R. A. 8. REDMAYNE, Chairman of Governors...OF GOLD ••• • •• • •• 8 MARKETING OF GOLD IN RECENT YEARS ••• ••• • •• 9 PRICE OF GOLD . -...Kingdom • • • • •• ••• Egypt and Anglo-Egyptian Sudan Gold Coast Colony and Ashanti ... Nigeria • •• ••• ••• |  | | Report (chapter) | | JOHNSTON 395 Trafalgar Street, Nelson 7010, New Zealand mike.johnston@xtra.co.nz Abstract: This chapter...history of understanding the central terranes of New Zealand: Drumduan, Brook Street, Murihiku, Dun Mountain–Maitai...was recognized. In the following two decades, New Zealand was interpreted in terms of the geosynclinal...central terranes in the New Zealand part of Zealandia. The islands of New Zealand comprise the largest...Cambrian–Early Cretaceous basement rocks of New Zealand, the Austral Superprovince of Mortimer et al |  | | Journal (article/letter/editorial) | | 5 The RotokawaGeothermalSystem,New Zealand:An Active Epithermal Gold-DepositingEnvironment R. E. KRUPP...Scientificand Industrial Research,PrivateBag,Petone,New Zealand Abstract The Rotokawageothermalsystemis lessthan...underlyingMesoziocgraywackebasementin the Taupo volcaniczone, a region dominatedby extensionaltectonics.At least 12 different...surfacedepositis estimatedto containabout 250 kg (8,000 oz) of gold and hasbeen depositedduringthe past 1,800 yrs. Sincethe...situated,about 12.0 million oz (370 metric tons) of gold may have been transportedinto the environmentbeneaththe |  | | Journal (issue) | | assistant, Michele Marsel. They have initiated a “New Volunteer Incentive Program” which involves earning...and you no doubt have noticed much progress on the new room being built in the large open storage area.............................................. 30 A New Technique for the Inspection of Facets .................................... 35 A Dream Come True...Gold Panning in Alaska ................................concretions have been reported from the Rock City region. Schoewe (1937) observed them about 2 to 3 miles |  | | Journal (issue) | | inclusions in agate from this deposit. NOTES AND NEW TECHNIQUES 160 Useful Visual Clue Indicating Corundum...Los Angeles, California Christopher P. Smith New York, New York Postmaster: Return undeliverable copies... Robert E. Kane Helena, Montana Wuyi Wang New York, New York Our Canadian goods and service registration...Gaillou Los Angeles, California Thomas M. Moses New York, New York Gems & Gemology is published quarterly...website. In this issue, we’re also introducing a new article category to G&G: the field report, which |  | | Book (edition) | | beautifully hasn't thrilled to the sight of mounted in gold or or silver, some lovely gem, against lying...every blood red glow, every touch of green, blue, gold or royal purple. Gem stones have been the treasures...certain rock formations, some is a saying that gold is where you nature has not scattered her treasures...many types of agate, opal and petrified this region is noted. The agate is wood for which ...as occur in the — hollow, found geodes Iowa region, and from them weather the types of agates found |  | | Journal (article/letter/editorial) | | in every corner of the kingdom. You are building new schools and moulding young heroes withou~ pause,...been proved by the remarkable success which the new Society has already achieved. It is not yet three...lands between the Bay of Fundy and the river St. Lawrence. Sir William was a Scottish knight, and ultimately...founding a new fatherland on the other side of the Atlantic. He had heard of a New England, a New France...France, and a New Spain. Why should there not also be a New Scotland ? Hence Nova Scotia was the name which |  | | Journal (article/letter/editorial) | | Permian–Triassic fore-arc basin terranes in New Zealand: insights from zircon petrochronology Matthew...Permian–Triassic fore-arc basin terranes in New Zealand: insights from zircon petrochronology, Gondwana... e an err eT c vin Central Arc Terranes of New Zealand Late Permian to Middle Triassic s Median Batholith...Permian–Triassic fore-arc basin terranes in New 2 Zealand: insights from zircon petrochronology 3 4...Brisbane, 10 11 12 3 13 KEYWORDS 14 Gondwana, New Zealand, Dun Mountain-Maitai Terrane, Murihiku Terrane |  | | Report (edition) | | n1inerals, espec ially in the Appalachian Basin region. Ernie also liked to exp lore vo lcanoes and took...More than 4,000 d istinct minerals are known and new varieties are recognized each year. Geologists, chen1ists...that w ill aid understanding for readers who are new to the science of n1ineralogy, and (3) where a word..... ... .. . .... .. .. Findlay Arch n1inera l district.................................. Geologic setting............................. Serpent Mound zinc district............................... .... Geologic setting |  | | Report (issue) | | GEOLOGY OF THE NORTHEASTERN PORTION OF THE DAHLONEGA GOLD BELT Jerry M. German Georgia Department of Natural...GEOLOGY OF THE NORTHEASTERN PORTION OF THE DAHLONEGA GOLD BELT Jerry M. German .( Georgia Department of.......•............. 17 Occurrence and Genesis of Gold ...................... , •... ·............. : ...Figure Page 1. Geographic extent of the Dahlonega gold belt showing study area ....................................... . 14 15. Part of the Dahlonega gold belt showing major structural features ........ |
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