 | Christie, A. B., Simpson, M. P., Brathwaite, R. L., Mauk, J. L., Simmons, S. F. (2007) Epithermal Au-Ag and Related Deposits of the Hauraki Goldfield, Coromandel Volcanic Zone, New Zealand. Economic Geology, 102 (5) 785-816 doi:10.2113/gsecongeo.102.5.785 | Journal (article/letter/editorial) | | Deposits of the Hauraki Goldfield, Coromandel Volcanic Zone, New Zealand ANTHONY B. CHRISTIE,â GNS Science...Science, P.O. Box 30-368, Lower Hutt 5040, New Zealand MARK P. SIMPSON, School of Geography, Geology and...1142, New Zealand ROBERT L. BRATHWAITE, GNS Science, P.O. Box 30-368, Lower Hutt, New Zealand JEFFREY...92019, Auckland Mail Centre, Auckland 1142, New Zealand Abstract Epithermal Au-Ag vein deposits of the...the Hauraki goldfield in the Coromandel volcanic zone, New Zealand, produced 320,000 kg Au and 1.5 million |  | | Journal (article/letter/editorial) | | the Broken Hills deposit, Hauraki Goldfield, New Zealand Helen A. Cocker & Jeffrey L. Mauk & Stuart D...epithermal deposit in the Hauraki Goldfield of New Zealand. The opaque minerals include pyrite, electrum...92019, Auckland Mail Centre, Auckland 1142, New Zealand e-mail: J.Mauk@auckland.ac.nz S. D. C. Rabone...Gold Co, PO Box 99 732, Newmarket, Auckland, New Zealand on identification of other supergene minerals...epithermal deposits. Keywords Hauraki goldfield . New Zealand . Epithermal . Electrum . Uytenbogaardtite . |  | | Journal (article/letter/editorial) | | Province, New Zealand W. R. H. RaMsaY Armidale, N. S. W., Australia H. W. KOB~ Auckland, N e w Zealand The...Province, which constitutes N e w Zealand's major region of noble metal production (Fig. 1). The province...;1ThamesPeninsula /LTe Aroha AUCKLANJ i Central Volcanic ~ Region NORTH ISLAND SOUTH ISLAND E Vq Fig. 1. Location...general geological map, Great Barrier Island, New Zealand TRUM'S conclusions, while more recently THOMI...the island on N. Z. Geological Survey Map of New Zealand, Sheet 2B, 1:250'000. He correlates the Andesitic |  | | Journal (issue) | | LRS Laser Raman spectroscopy w Listed in What's New in Minerals XRD X-ray powder diffraction data ARTICLES:...Betpakdalite from the tin deposits of Elsmore, New England district of New South Wales. Rankin, John, Sharpe, James...associated minerals from the Barrington Tops area, New South Wales. Graham, Ian T., Pogson, Ross E. and...Siderite and associated minerals from Bendalong, New South.Wales. Graham, Ian T., Colchester, David, Cendon...ribbons associated with thomsonite from Borambil, New South Wales. Graham, Ian T. and Pogson, Ross E. 7(2):S7-61 |  | | Journal (article/letter/editorial) | | Epithermal Orebody: The Martha Hill Deposit, Waihi, New Zealand K. BERNARD SPĂRLI1,â AND HUGH CARGILL2 1 Geology...92019, Auckland 1142, New Zealand 2 28 Norwich Avenue, New Plymouth 4310, New Zealand Abstract We describe...world-class Martha Hill goldsilver deposit, Coromandel peninsula, which is hosted in late Miocene andesitic...mostly brittle cataclasites or breccias, but some clay-rich zones displayed ductile structures. Many veins...migration of a subduction zone past the Coromandel peninsula. This demonstrates that structural control |  | Hamilton, Ayrton, Campbell, Kathleen, Rowland, Julie, Browne, Patrick (2017) The Kohuamuri siliceous sinter as a vector for epithermal mineralisation, Coromandel Volcanic Zone, New Zealand. Mineralium Deposita, 52 (2) 181-196 doi:10.1007/s00126-016-0658-8 | Journal (article/letter/editorial) | | for epithermal mineralisation, Coromandel Volcanic Zone, New Zealand Ayrton Hamilton 1 & Kathleen Campbell...deposits formed 16.3â5.6 Ma within the Coromandel Volcanic Zone, New Zealand. The sinter is associated with rhyolite...rhyolite and ignimbrite of the Whitianga Caldera (MioceneâPliocene) and consists of two deposits, the...Auckland, Private Bag 92019, Auckland 1142, New Zealand 2 Institute of Earth Sciences and Engineering...University of Auckland, Private Bag 92019, Auckland, New Zealand deposits contain the high-temperature (>75 °C) |  | | Journal (article/letter/editorial) | | Gold-Silver Deposits in the Waihi-Waitekauri Region, New Zealand ANNE E. MORRELL,â ,* CORINNE A. LOCKE, JOHN...92019, Auckland Mail Centre, Auckland 1142, New Zealand Abstract Aeromagnetic, airborne radiometric...Waitekauri-Maratoto area. Gravity data in the Waihi district define a unique, double-peaked, 50-gravity unit...data provides an outstanding case study of the district- to regional-scale geophysical characteristics...Okada, 1995; Hoschke and Sexton, 2005). At the district scale, detailed aeromagnetic data can delineate |  | | Journal (article/letter/editorial) | | of the Golden Cross Epithermal Au-Ag Deposit, New Zealand MARK P. SIMPSON,â JEFFREY L. MAUK, Geology Department...University of Auckland, Private Bag 92019, Auckland, New Zealand AND STUART F. SIMMONS Geothermal Institute...Auckland, New Zealand Abstract Golden Cross, located in the Coromandel peninsula, New Zealand, is a classic...formed during late-stage hydrothermal activity. Clay mineral zonation is well developed. Illite occurs...late-stage barren calcite veins and an overprint of clay-carbonate alteration minerals. At the same time |  | | Journal (article/letter/editorial) | | Favona Epithermal Gold-Silver Deposit, Waihi, New Zealand MARK P. SIMPSONâ AND JEFFREY L. MAUK School of...Mail Centre, Auckland 1142, New Zealand Abstract The Favona deposit is a new epithermal vein discovery...million oz (Moz) Ag), in the Hauraki goldfield of New Zealand. The concealed Favona vein is hosted in late...than 200 metric tons (t) of gold (e.g., Martha, New Zealand; Hishikari, Japan; Acupan, Philippines; Comstock... Mexico: Conrad et al., 1992; Golden Cross, New Zealand: Simpson et al., 2001; Comstock, Nevada: Hudson |  | | Journal (article/letter/editorial) | | Prospects of the Waitekauri Area, Hauraki Goldfield, New Zealand MARK P. SIMPSONâ AND JEFFREY L. MAUK School of...Auckland, New Zealand Abstract The Waitekauri area of the Hauraki goldfield, New Zealand, contains several...et al., 2003; Comstock: Hudson, 2003; Favona, New Zealand: Simpson and Mauk, 2007). Many papers describe...the southern Hauraki goldfield, North Island, New Zealand (Figs. 1, 2). The area has been well drilled...Great Barrier Island Auckland 38°S 0 N Coromandel Peninsula 200 km Hauraki-Success 0 20 km Alluvial |  | | Report (chapter) | | 2020 The ďŹrst archaeointensity records from New Zealand: evidence for a ďŹfteenth century AD archaeomagnetic...archaeomagnetic âspikeâ in the SW PaciďŹc Region? GILLIAN M. TURNER1*, RIMPY KINGER1, BRUCE MCFADGEN2 & MONIQUE...of Wellington, PO Box 600, Wellington 6021, New Zealand 2 Te Kawa a Maui (School of Maori Studies)...of Wellington, PO Box 600, Wellington 6021, New Zealand 3 The Hague University of Applied Sciences...construct the ďŹrst archaeointensity record for New Zealand, covering the past 700 years. A combination of |  | | Journal (article/letter/editorial) | | Deposits: A Case Study from the Waitekauri Area, New Zealand MATHIJS A. BOODEN,â JEFFREY L. MAUK, AND MARK...92019, Auckland Mail Centre, Auckland 1142, New Zealand Abstract Major element geochemical exploration...can be quantified. In the Hauraki goldfield of New Zealand, altered andesites and dacites host epithermal...mineralization in New Zealand. Epithermal Au-Ag deposits in the Hauraki goldfield, New Zealand, are predominantly...dacite of the Coromandel Group. The major element composition of unaltered Coromandel Group rocks correlates |  | | Journal (article/letter/editorial) | | Gold-Silver-Base Metal Sulfide-Quartz Vein System, New Zealand: Temperature and Salinity Controls on Electrum...Nuclear Sciences, P.O. Box 31312, Lower Hutt, New Zealand Abstract The large, andesite-hosted quartz vein...Cenozoic Coromandel volcanic zone and associated Hauraki goldfield in the North Island of New Zealand (Fig...(1924). Recent exploration and mining have provided new data and sample material for geological and geochemical...WELLINGTON KI FT RI COROMANDEL PENINSULA Alluvial sediments L. Miocene-Pliocene Whitianga Group rhyolites |  | | Report (issue) | | NEW ZEALAND DEPARTMENT OF SCIENTIFIC AND INDUSTRIAL RESEARCH NEW ZEALAND GEOLOGICAL SURVEY 125th ANNIVERSARY...1865 -1990 NEW ZEALAND GEOLOGICAL SURVEY BULLETIN 104 ISSN 0077-9628 Minerals of New Zealand by G. L....initials should be G.T., not G.L. Lower Hutt, New Zealand 1990 I I Beach sand, alluvium, ⢠terrace...Figure 1. Simplified geological sketch-map of New Zealand. 0 20 40 60 80 100 KM l INTRODUCTION It...Morgan's "Minerals and Mineral Substances of New Zealand" was published, as NZ. Geological Survey bulletin |  | Simpson, Mark P., Gazley, Michael F., Stuart, Alistair G.J., Pearce, Mark A., Birchall, Renee, Chappell, Debra, Christie, Anthony B., Stevens, Murray R. (2019) Hydrothermal Alteration at the Karangahake Epithermal Au-Ag Deposit, Hauraki Goldfield, New Zealand. Economic Geology, 114 (2) 243-273 doi:10.5382/econgeo.2019.4630 | Journal (article/letter/editorial) | | Epithermal Au-Ag Deposit, Hauraki Goldfield, New Zealand Mark P. Simpson,1,â Michael F. Gazley,2,* Alistair...Research Centre, 114 Karetoto Road-RD4, Taupo 3377, New Zealand Scientific and Industrial Research Organisation...2013, New Zealand 4 GNS 5 Stevens Science, 1 Fairway Drive, Avalon, Lower Hutt 5010, New Zealand and...Pine Harbour Parade, Beachlands, Auckland 2018, New Zealand Abstract The Karangahake deposit is the third...gold producer in the Hauraki goldfield, Coromandel, New Zealand. Production was mainly from the Maria and |  | | Journal (article/letter/editorial) | | at the Golden Cross Epithermal Au-Ag Deposit, New Zealand JEFFREY L. MAUKâ AND MARK P. SIMPSON School of...92019, Auckland Mail Centre, Auckland 1142, New Zealand Abstract Golden Cross is a late Miocene volcanic-hosted...illite assemblages located in the Coromandel peninsula, New Zealand. Gold- and Ag-bearing quartz veins...Leavitt and Arehart, 2005; Warren et al., 2007). District- and deposit-scale investigations of oxygen and...deposit is located at the southern end of the Coromandel peninsula (Fig. 1) and occurs in a 200-kmlong by 40-km-wide |  | | Journal (article/letter/editorial) | | Cla}tj: and Clay Minerals, Vol. 49. No. 2. 126---140,2001. GENESIS OF DIOCTAHEDRAL PHYLLOSILICATES DURING...I. THE GOLDEN CROSS EPITHERMAL ORE DEPOSIT, NEW ZEALAND DAVID A. TILLICK,l DONALD R. PEACOR,2 AND...University of Auckland, Private Bag 92019, Auckland, New Zealand 2Department of Geological Sciences, The University...dioctahedral interstratified clay minerals in the Golden Cross epithermal deposit, New Zealand, hydrothermally altered...microscopies (TEM/AEM). XRD analyses of 30 oriented clay samples show a broad deposit-wide trend of increasing |  | | Journal (article/letter/editorial) | | GoldenCrossEpithermalGold-SilverDeposit,Waihi, New Zealand CORNELE. J. DE RONDE* Geology DepartmentUniversity...NewZealandGeologicalSurâ˘etd, P.O. Box$0 $68, Lower Hurt, New Zealand Abstract The GoldenCrossepithermalgold-silverdepositis...the Taupo volcaniczone in the Waihi district,Coromandel Peninsula,New Zealand.Gold andsilverof economicgrades(1-20...subsequentboiling. Alterationmineralsare dominatedby clay,quartz,adularia,calcite,and pyrite. Hydrothermalclaysshowa...previouslybeendescribedfromepithermal depositsin New Zealandandpossiblycontainorganicliquid(s). Oxygenisotopesof |  | Simmons, S. F., Arehart, G., Simpson, M. P., Mauk, J. L. (2000) Origin of Massive Calcite Veins in the Golden Cross Low-Sulfidation, EpithermalAu-Ag Deposit, New Zealand. Economic Geology, 95 (1) 99-112 doi:10.2113/gsecongeo.95.1.99 | Journal (article/letter/editorial) | | Cross Low-Sulfidation, Epithermal Au-Ag Deposit, New Zealand STUART F. SIMMONS,â Geothermal Institute and...University of Auckland, Private Bag, 92019, Auckland, New Zealand GREG AREHART,* Institute of Geological and Nuclear...Wairakei Research Centre, Private Bag 2000, Taupo, New Zealand MARK P. SIMPSON, Geology Department, University...University of Auckland, Private Bag, 92019, Auckland, New Zealand AND JEFFREY L. MAUK Geology Department, University...University of Auckland, Private Bag, 92019, Auckland, New Zealand Abstract At Golden Cross, andesitic lavas and |  | | | | NORTH ISLAND NEW ZEALAND Poor Kn1ght1 Is ⢠. ,, r ,n H~n & C h1ck...~fJl.NI' ','Vaihe ~o AUCKL , d, ⢠OROMANDEL PENINSULA 1 .. Mariukdu Harboor \ ~ TASMA N ~ 1 M...Rivt~r I'. MY OF East C,pe Pf.NEW PLYMO ⢠Cil.pe Eimo C ⢠Portl.lfld I MY Secretar)'...ok;Q\ S E A Hoki. Hok1C1k PEGASUS BAY I II PENINSULA tI H+rtd1R ' ¡Rong1toco R,ve1 '.,"~:.......SOUTH PACIFIC /ocEAN I I Chalmer,: OTAGO PENINSULA NEDIN ---- :aitangata Clvtho River I Nugeet |  | | Book (volume) | | NORTH ISLAND NEW ZEALAND Poor Kn1ght1 Is ⢠. ,, r ,n H~n & C h1ck...~fJl.NI' ','Vaihe ~o AUCKL , d, ⢠OROMANDEL PENINSULA 1 .. Mariukdu Harboor \ ~ TASMA N ~ 1 M...Rivt~r I'. MY OF East C,pe Pf.NEW PLYMO ⢠Cil.pe Eimo C ⢠Portl.lfld I MY Secretar)'...ok;Q\ S E A Hoki. Hok1C1k PEGASUS BAY I II PENINSULA tI H+rtd1R ' ¡Rong1toco R,ve1 '.,"~:.......SOUTH PACIFIC /ocEAN I I Chalmer,: OTAGO PENINSULA NEDIN ---- :aitangata Clvtho River I Nugeet |  | | Book | | Edited by R. E. TAYLOR NOYES PRESS PARli. RIDGE, NEW JEllSEY Copyright Š 1976 by R. E. Taylor Library...States by NOYES PRESS Noyes Building Park R idge, New Jersey 07656 Library o f Congress Cataloging in...Eastern Hemisphere 14. Characterization Studies of New Zealand Obsidians: Toward a Regional Prehistory .......spanning thousands of miles moved obsidian from quarry and primary production areas to far distant groups...obsidian include the circum-Pacific rim area of New Zealand, Australia, Japan, North America, Mesoamerica |  | | Book | | archaeological research in New Zealand has undergone something of a revolution. Using new techniques and drawing...disciplines, archaeo logists are now piecing together a new and far more complex picture of the human occupation...years. Until then it was popularly believed that New Zealand had in the past been settled by two waves of...itinerant hunters and gatherers whose impact on the new land was to have far-reaching effects. By 500 years...arrival of Europeans 200 years ago. Unearthing Neiv Zealand tells the fascinating story of this country's unique |  | | Book | | 411 ⢠New Hebrides NewCaled~ ⢠⢠Norfolk I. Lord Howe I. ⢠SOUTH PACIFIC OCEAN SEA NEW ZEALAND...BASIN I , .. The Geological Structure of New Zealand a volume in the REGIONAL GEOLOGY SERIES edited...the Oligocene, Landon Limestone Photograph: New Zealand National Publicity Studio photo J'ublished...GREENLAND CALEDONIDES J. Haller GEOLOGY OF THE MALAY PENINSULA Edited by D.J . Cobbett and C. S. Hutchison THE...STRUCTURE OF NEW ZEALAND J . T. Kingma I , ⢠THE GEOLOGICAL STRUCTURE OF NEW ZEALAND JACOBUS T. KINGMA |  | JirĂĄsek, Jakub, MatĂ˝sek, Dalibor, PĹibil, Martin, Ĺ mehil, Karol, MinaĹĂkovĂĄ, Aneta (2019) TÄĹžba pokrĂ˝vaÄskĂ˝ch bĹidlic v oblasti ZĂĄluĹžnĂŠ - MokĹinky (Slezsko, ÄeskĂĄ republika) a s nĂ spojenĂŠ supergennĂ minerĂĄly [Slate industry at ZĂĄluĹžnĂŠ - MokĹinky area (Silesia, Czech Republic) and its associated supergene minerals]. Bulletin Mineralogie Petrologie, 27 (1) 89-108 | Journal (article/letter/editorial) | | of cities, industry and education, which required new types of cheap and non-flammable roofing material...lower horizons were exhausted, the underground quarry was closed (1928) due to high operating costs....sampled supergene minerals in the underground slate quarry (mine) of the Slate Stock Company. They are forming...layered buserite to tunnel-structured todorokite. Clay Clay Miner 56: 397-403 Callot C von (1850) Ueber D...Pink lanthanite-(Nd) from Whitianga quarry, Coromandel Peninsula, New Zealand. Can Mineral 45: 1389-1396 |
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Whitianga Quarry, Whitianga, Coromandel peninsula, Thames-Coromandel District, Waikato Region, New Zealand