 | | 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 |  | 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,† 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...only producing rhyolite-hosted epithermal deposit in the Hauraki Goldfield of New Zealand. The opaque minerals...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...in provinces that are characterized by bimodal rhyolite–andesite volcanism, but in other epithermal provinces |  | | 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 |  | | Journal (article/letter/editorial) | | Gold-Silver Deposits of the Hauraki Goldfield, New Zealand: An Introduction DAVID A. JOHN† U.S. Geological...Hauraki goldfield on the Coromandel peninsula of the North Island of New Zealand (Fig. 1). The Hauraki goldfield...9 Ma) Coromandel volcanic zone (Skinner, 1986). Placer gold was first discovered near Coromandel township...Prospecting elsewhere on the Coromandel peninsula resulted in the opening of mines at Thames in 1865, Karangahake...past producers were the Thames, Golden Cross, and Karangahake mines. The Coromandel peninsula is composed |  | | Report (issue) | | The steel industry, now being established at Waikato Heads, 30 miles south of Auckland, will use a raw...MINERALS AND ROCKS 1966 INFORMATION SERIES-No.63 NEW ZEALAND DEPARTMENT OF SCIENTIFIC AND INDUSTRIAL RESEARCH...R. E. Owen, Government Printer, Wellington, New Zealand—1967 —— FOREWORD One of the problems associated...reason of their impact on the development of New Zealand natural resources. With the establishment of...results readily available to a wide and perhaps new audience has become very rapidly apparent. I The |  | | Book (edition) | | (CatUns) .r 2. Ruby (Rimu Flat) x 2. Citrine (Thames). Opal (Tairua) x 2. h Zircon (Stewart Island). Tourmaline...Agate (Clent Hills). Topaz (Pegasus Bay). NEW ZEALAND MINERALS and GEMS by W. M. CAMPBELL, M.A.,...upon these sculptured features of a planet's face ? New Zealand's grainfields, whence come our daily bread...amethyst, opal, carnelian and cinnabar are but a few of New Zealand’s precious pebbles. If of an even content...on coal (Huntly). Centre: Finest quality Kaolin, Tairua River (A.). Bottom: Polished lignite. Haast River |  | | Journal (article/letter/editorial) | | andesite- and rhyolite-hosted epithermal Au±Ag deposits of the Hauraki Gold®eld, New Zealand Received: 25...pyroclastic breccias (Golden Cross), and two in rhyolite lavas and rhyolitic tus with minor andesite lavas...on vein spacing distributions, with veining in rhyolite lava having lower average thickness and percentage...pyroclastics host thicker and more persistent veins than rhyolite lava and tu. These larger veins contain signi®cant...Nuclear Sciences, P.O. Box 30368, Lower Hutt, New Zealand e-mail: b.brathwaite@gns.cri.nz Fax: +64-04-5704657 |  | | Journal (article/letter/editorial) | | and tools to increase productivity and facilitate new forms of scholarship. For more information about...would thus appear to represent a rare or altogether new type of vulcanism. It has been clearly established...bridges of Tertiary rhyolite. Mount Tarawera was an old volcano composed of rhyolite flows and tuffs. The...wind-borne dust was deposited as far north-west as Tairua, and as far north-east as East Cape. Dust also...sides of the fissure-rent. Among these masses of rhyolite there occur innumerable angular blocks of siliceous |  | | Journal (article/letter/editorial) | | Favona Epithermal Gold-Silver Deposit, Waihi, New Zealand MARK P. SIMPSON† 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) | | University of Waikato, Hamilton (New Zealand) 2Department of Earth Sciences, University of Waikato, Hamilton...Hamilton (New Zealand) (Received September 23, 1983; revised and accepted July 25, 1984) ABSTRACT Lowe, J...shell measurement. ]sot. Geosci., 2: 351--363. A new radiochemical method for measuring the amount of...relationship between l and x. Implications for New Zealand prehistory are briefly considered. The technique...addresses: • 129 Alexandra Avenue, Morrinsville, New Zealand. • 2Duval Corporation, 4715 East Fort Lovell |  | | Journal (article/letter/editorial) | | Prospects of the Waitekauri Area, Hauraki Goldfield, New Zealand MARK P. SIMPSON† 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...Goldfield Great Barrier Island Auckland 38°S 0 N Coromandel Peninsula 200 km Hauraki-Success 0 20 km |  | 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...within the Coromandel Volcanic Zone, New Zealand. The sinter is associated with rhyolite and ignimbrite...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)...Palaeoenvironmental reconstruction . Coromandel Volcanic Zone . New Zealand Introduction Siliceous sinters |  | | Journal (article/letter/editorial) | | the R~ZOl~T~s of the I[tuw.~KI GOLD~'rELDS (NEW ZEALAND). B~ J. P~,R~, Esq., F.G.S., and F. Ru~Tx,Y,...connexion with the rhyolites of the last-named district that these notes are written. The Kauraki peninsula...province of Auckland, and lies between the Firth of Thames, on the west, and the Pacific Ocean on the east...districts, the andesites are covered by heavy flows of rhyolite and accumulations of rhyolitic ash. Both the andesitic...GeologicalrSketchMap RAKI GOLDFIELDS CD --I~EV~ ZEALAND ".:4 L-4 B/~Y Downloaded from http://jgslegacy |  | 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,† 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 |  | | Book | | as rough as it is on the coast at Hokitiki, New Zealand Ovate forms of varying thick9, (Plate Fig. 2)...etc. or again, in a glacier, would assume entirely new shapes. The same pebble may at different periods...(Plate 67, Fig. 2), andesite (Plate 51, Fig. 2), rhyolite (Plate 31, Figs. 1 and 2), trachyte, obsidian...such as the Hauraki Peninsula, North Island of New Zealand. Pebbles of sinter occur in the hot springs at... of the MATEEIAL OF PEBBLES. 11 Waikato River, New Zealand. Some of the beaches and banks along |  | | 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... NORTH ISLAND A UR HA WELLINGTON KI FT RI COROMANDEL PENINSULA Alluvial sediments L. Miocene-Pliocene |  | | Journal (article/letter/editorial) | | GoldenCrossEpithermalGold-SilverDeposit,Waihi, New Zealand CORNELE. J. DE RONDE* Geology DepartmentUniversity...NewZealandGeologicalSur•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...previouslybeendescribedfromepithermal depositsin New Zealandandpossiblycontainorganicliquid(s). Oxygenisotopesof...the Golden the important Hauraki epithermal district of New Crosshydrothermal system.Variationsin the sysZealand |  | | Journal (article/letter/editorial) | | of the Golden Cross Epithermal Au-Ag Deposit, New Zealand MARK P. SIMPSON,† 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...Au-Ag deposit located within the Coromandel peninsula, New Zealand (Fig. 1). An earlier investigation...below COROMANDEL PENINSULA 38°S N Tokatea 0 200 km LEGEND 37°0´ S Alluvial sediments Thames (Quaternary) |  | | Book | | Edited by R. E. TAYLOR NOYES PRESS PARli. RIDGE, NEW JEllSEY Copyright © 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 .......obsidian include the circum-Pacific rim area of New Zealand, Australia, Japan, North America, Mesoamerica...recording was in limited use in the Gulf Coast or Olmec region of Mesoamerica (ancient Mexico) sometime early |  | | Report (issue) | | States • • • ••• Australia • • • ••• • •• •• • New Zealand ••• ••• 0 • . •• • •• • .... • •• ••• ••...California, and the west coast of the South Island of New Ze.a land. 1 ' r 7 • • The auriferous conglomerates...Hanson, Eng. Min. Journ., New Ybrk, 1920, 109, 194. The Mineral Industry, New York, 1919, 28, 295- 309...309, and 747- 794. Chem. and Met. Eng., New York, 1920, 22, 3-4. :it • 9 • remark, however, considerable...practically determined by the dollar excha.n ge rate in New York, • * Refining Gold Bullion with Chlorine Gas |  | | Report (issue) | | supplies of minerals, especially within the Empire, new methods of usage and other commercial developments...1 N. America : Canada . . . . . 2 3 Australasia: New South Wales ; Queensland ; South Australia ; Tasmania...; Vi c t o r i a ; W e s t e r n Australia ; New Zealand . . . . 52 • • CHAPTER I I I SOURCES OF SUPPLY...ValuSterling. ANNUAL VARIATIONS IN VALUE OF SILVER In New York, quotations for silver are given i n cents per...both gold and silver. T h u s , in the Kongsberg district the proportion of silver to gold is given a s |  | | Report (issue) | | examined very thoroughly. In this Now England and New Jersey, and analyses of rocks connection I take pleasure...igneous rocks published from 1884 to History in New York, and of the United_ States 1900, with a critical...analytical data, especially Morgan, director of the New Zealand Geological inaugural dissertations and other...Washingto11, for his gi·eat in the incorporation of new matte.r and the expansion liberality and kindness...practically identical. In other words, in the terms ~f the new classification, they would fall in the same subrang |  | | Book | | years this has lead to the establishment of many new species that are compositional and structural analogs...Subcommittee for Zeolite Nomenclature of the Commission on New Minerals and Mineral Names (CNMMN) of the International...evaluating proposed new species, it is difficult to apply them rigidly to accepted species. 1. A new zeolite mineral...must be demonstrated as a condition for approval of new species. Zeolites that have the same framework and...structure are acceptable as separate species. 2. A new zeolite mineral cannot be defined solely on the basis | | | Book | | years this has lead to the establishment of many new species that are compositional and structural analogs...Subcommittee for Zeolite Nomenclature of the Commission on New Minerals and Mineral Names (CNMMN) of the International...evaluating proposed new species, it is difficult to apply them rigidly to accepted species. 1. A new zeolite mineral...must be demonstrated as a condition for approval of new species. Zeolites that have the same framework and...structure are acceptable as separate species. 2. A new zeolite mineral cannot be defined solely on the basis |
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Tairua, Thames-Coromandel District, Waikato Region, New Zealand