 | 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 |  | | 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, âą 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 |  | Brathwaite, R., Simpson, M., Faure, K., Skinner, D. (2001) Telescoped porphyry Cu-Mo-Au mineralisation, advanced argillic alteration and quartz-sulphide-gold-anhydrite veins in the Thames District, New Zealand. Mineralium Deposita, 36 (7) 623-640 doi:10.1007/s001260100182 | Journal (article/letter/editorial) | | quartz-sulphide-gold-anhydrite veins in the Thames District, New Zealand Received: 28 August 2000 / Accepted:...m on the northeastern margin of the Thames district, New Zealand. The geological setting is Jurassic...by an extensive pyrophyllitediaspore-dickite-kaolinite assemblage that overlaps with the upper part of...Sciences Ltd., P.O. Box 31-312, Lower Hutt, New Zealand E-mail: B.Brathwaite@gns.cri.nz Present address:...University of Auckland, Private Bag 92019, Auckland, New Zealand temperatures (450 to >600 °C). These hypersaline |  | | 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 Zealandâ1967 ââ 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 |  | | Journal (article/letter/editorial) | | tracer for dietary Hg exposure Influence of CO2 on New Albany Shale composition and pore structure LAURE...CO2 on the pore structure and mineralogy of the New Albany Shale (DevonianMississippian), experiments...The same experiments using chips of shale from the New Albany Shale showed lower concentrations of the cations...group at the University of Turku has developed a new simple nanomineralogical method for removing ammonium...63-65), olivine and opaque minerals. We present new isotope data (Nd, Sr) and other geochemical data |  | Petersen, S., Monecke, T., Westhues, A., Hannington, M. D., Gemmell, J. B., Sharpe, R., Peters, M., Strauss, H., Lackschewitz, K., Augustin, N., Gibson, H., Kleeberg, R. (2014) Drilling Shallow-Water Massive Sulfides at the Palinuro Volcanic Complex, Aeolian Island Arc, Italy. Economic Geology, 109 (8) 2129-2158 doi:10.2113/econgeo.109.8.2129 | Journal (article/letter/editorial) | | schematic representation of the plate boundaries in the region. approximately 800 m in diameter and reaches a...portion of sample M73/2 865RD (465â475 cm) is kaolinite. B. Volcaniclastic breccia in core 853RD that...pyrite. X-ray diffraction analysis showed that kaolinite is present as a minor component in the massive...with depth are likely related to the presence of kaolinite as an alteration product of the replaced host...Rosebery-Hercules deposit in the Cambrian Mount Read district of Tasmania (Allen, 1994) and the Thalanga deposit |  | Yeats, C. J., Parr, J. M., Binns, R. A., Gemmell, J. B., Scott, S. D. (2014) The SuSu Knolls Hydrothermal Field, Eastern Manus Basin, Papua New Guinea: An Active Submarine High-Sulfidation Copper-Gold System. Economic Geology, 109 (8) 2207-2226 doi:10.2113/econgeo.109.8.2207 | Journal (article/letter/editorial) | | Knolls Hydrothermal Field, Eastern Manus Basin, Papua New Guinea: An Active Submarine High-Sulfidation Copper-Gold...Resource Engineering, P.O. Box 136, North Ryde, New South Wales, Australia 1670 3 Research 4 ARC 5 Marine...cristobalite, tridymite, and rare quartz and kaolinite. Most volcanic rocks exhibit a patchy surficial...opening backarc basin in the Bismarck Sea, Papua New Guinea (PNG; Fig. 1). Significant hydrothermal activity...the eastern Manus basin by the PACMANUS I (Papua New Guinea Australia Canada Manus basin) expedition with |  | de Ronde, C. E. J., Hannington, M. D., Stoffers, P., Wright, I. C., Ditchburn, R. G., Reyes, A. G., Baker, E. T., Massoth, G. J., Lupton, J. E., Walker, S. L., Greene, R. R., Soong, C. W. R., Ishibashi, J., Lebon, G. T., Bray, C. J., Resing, J. A. (2005) Evolution of a Submarine Magmatic-Hydrothermal System: Brothers Volcano, Southern Kermadec Arc, New Zealand. Economic Geology, 100 (6) 1097-1133 doi:10.2113/gsecongeo.100.6.1097 | Journal (article/letter/editorial) | | System: Brothers Volcano, Southern Kermadec Arc, New Zealand C. E. J. DE RONDE,â Institute of Geological and...Nuclear Sciences, P.O. Box 31-312, Lower Hutt, New Zealand M. D. HANNINGTON, Department of Earth Sciences...Atmospheric Research, P.O. Box 14-901, Wellington, New Zealand R. G. DITCHBURN, A. G. REYES, Institute of Geological...Nuclear Sciences, P.O. Box 31-312, Lower Hutt, New Zealand E. T. BAKER, Pacific Marine Environmental Laboratory...Nuclear Sciences, P.O. Box 31-312, Lower Hutt, New Zealand J. E. LUPTON, Pacific Marine Environmental Laboratory |  | | Book | | appointments at the Astrobiology Centre, University of New South Wales, Sydney, and the China University of...in Europe, southern Africa, South East Asia, New Zealand, the southwest Pacific, China, Greenland and... Contents 4.6.5 Candelaria, Punta Del Cobre District, Chilean Coastal Belt. . . . . . . . . . . . ...2 Ladolam Epithermal System, Lihir Island, Papua New Guinea . . . . . . . . . . . . . . . . . . . . ..... . . . 5.3.3 Hauraki Goldfield, Coromandel Peninsula, New Zealand 5.3.4 The Epithermal Systems of the |  | | Journal (article/letter/editorial) | | flowthrough multistep reactor and encompasses (a) the region where hydrothermal solutions are generated when...with rocks (descending convection branch); (b) the region where material is transported with the solution...decreasing pressure (feeder channel); and (c) the region where the ore material is deposited (orebody)....West Mata Volcano O Volcano 1 Vai Lili Hine Hina Monowai Brothers 30° Calypso 30° 0° 30° Hook Ridge...obtained by a number of American and Americanâ New Zealand expeditions that worked at submarine volcanoes |  | A. Marques, Ana Filipa, Roerdink, Desiree L., Baumberger, Tamara, de Ronde, Cornel E. J., Ditchburn, Robert G., Denny, Alden, Thorseth, Ingunn H., Okland, Ingeborg, Lilley, Marvin D., Whitehouse, Martin J., Pedersen, Rolf B. (2020) The Seven Sisters Hydrothermal System: First Record of Shallow Hybrid Mineralization Hosted in Mafic Volcaniclasts on the Arctic Mid-Ocean Ridge. Minerals, 10 (5) 439 doi:10.3390/min10050439 | Journal (article/letter/editorial) | | Drive, Avalon, P.O. Box 30-368, Lower Hut 6315, New Zealand; Cornel.deRonde@gns.cri.nz (C.E.J.d.R.); r.ditchburn@gns...Grimsey Island, Hannington et al. (2001) discovered a new type of shallow, high-temperature (250 ⊠C), actively...explosive events, leading to the deposition of a new layer of glass shards. At Seven Sisters, hydrothermal...systems, acid leaching alters feldspars producing kaolinite under low temperatures (<120 ⊠C), and dickite...solutions with low pH [89]. Gangue minerals such as kaolinite-group minerals and vuggy silica were found at |  | | Journal (article/letter/editorial) | | further transportation can also affect a much greater region. Keywords: hydrothermal vents, particulate matter...important mineral deposits on the island such as kaolinite, bentonite, perlite, barite, bentonite and pozzolana...years and quite possibly influence a much great region in the Aegean Sea and not only the shallow waters...Pacific Rise at 13°N max4 East Pacific Rise 9°45N5 Monowai, Kermadec Arc6 Rainbow plume (MOR)7 Aegean Sea...âSubmarine magmaticâhydrothermal systems at the Monowai volcanic center, Kermadec Arc,â Econ. Geol. 107 |  | | Journal (article/letter/editorial) | | Berkeley, Berkeley, CA 94720 3 Rutgers University, New Brunswick, NJ 08901 4 Pacific Northwest National...of PM2.5 aerosols in India V. JAIN AND A. KUMAR New Environmental Engineering Research Institute, Nagpur...Department of Geology and Geophysics, Yale University, New Haven, Connecticut 06520- 8109 (correspondence: deb...Environmental Engineering Program, Yale University, New Haven, Connecticut 06520-8286 Increasing production...available, and total level of Mn in soils of this region lie in the range of 113â2330 mg kg-1, and 1955â7203 |  | | Journal (article/letter/editorial) | | number of sites is rapidly increasing with several new systems being discovered every year, the known occurrences...situated behind the arc front within the rear arc region (Fig. 2a; Table 1). The majority of known hydrothermal...amount of seafloor exploration done in any one region. Hydrothermal vent sites are keyed to Table 1....19âCentral Cone A38 Volcano 19âWestern Caldera A39 Monowai A40 Giggenbach A41 BrothersâCone A42 BrothersâCaldera...Sangihe arc New Britain arc New Britain arc Solomon arc Solomon arc Solomon arc Solomon arc New Hebrides |  | Seewald, Jeffrey S., Reeves, Eoghan P., Bach, Wolfgang, Saccocia, Peter J., Craddock, Paul R., Shanks, Wayne C., Sylva, Sean P., Pichler, Thomas, Rosner, Martin, Walsh, Emily (2015) Submarine venting of magmatic volatiles in the Eastern Manus Basin, Papua New Guinea. Geochimica et Cosmochimica Acta, 163. 178-199 doi:10.1016/j.gca.2015.04.023 | Journal (article/letter/editorial) | | magmatic volatiles in the Eastern Manus Basin, Papua New Guinea JeïŹrey S. Seewald a,â, Eoghan P. Reeves a...the Manus spreading center located 250 km from the New Britain arc. At this location, magmatic volatiles...spreading center. Located 6100 km from the active New Britain arc, the inïŹuence of the subducting slab...presence of magmatic volatiles, they can provide new insight into the composition of magmatic ïŹuids involved...Geochimica et Cosmochimica Acta 163 (2015) 178â199 New Britain Trench (Taylor, 1979a; Taylor et al., 1994; |  | | Book | | of Canada: A Synthesis of Major Deposit-types, District Metallogeny, the Evolution of Geological Provinces...advertising or promotional pw·poses, for creating new collective works, or for resale. For such copying...avec l'editeur. Gold-rich specimen fro1n the Don,e Mine, Tim1nins, Ontario that was presented to GSC in...of Canada A Synthesis of Major Deposit-Types, .District Metallogeny, the Evolution of Geological Provinces...of Canada: A Synthesis of Major Deposit-Types, District Metallogeny, the Evo lution of Geological Provinces |  | | Report (issue) | | authors also consider the mineral deposits of the region, indicating their spatial and temporal association...quite clearly that southern MĂ©xico is a complex region with a stratigraphic record that begins in the...Middle America and the Gulf of Mexico-Caribbean Sea region during Mesozoic time: Geological Society of America...Department of Geology and Geophysics, Yale University, New Haven, Connecticut 06520-8109, USA ABSTRACT The...& Geography, Kingston University, Kingston Upon Thames, Surrey KT1 2EE, UK; s.bryan@kingston.ac.uk. Ferrari |  | | Book | | Series editor Karoly Nemeth, Palmerston North, New Zealand Editor-in-Chief IAVCEI, Barcelona, Spain For...Italy Bruce Christenson GNS Science Lower Hutt New Zealand Franco Tassi Earth Sciences University of Florence...Congress Control Number: 2014957163 Springer Heidelberg New York Dordrecht London © Springer-Verlag Berlin Heidelberg...Examples from the Central Italy Volcanic Lake District . . . . . . . . . . . . . . R. Mazza, S. Taviani...Statement B. Christenson GNS, Lower Hutt, New Zealand 1 K. NĂ©meth CS-INR, Volcanic Risk Solutions |  | | Book | | 141 13. Pleistocene Glaciations of North Germany-New Results 149 }Urgen Ehlers, Alf Grube, Hans-}Urgen...Pleistocene Glaciations of Southern Germany 24. New Evidence on the Quaternary 163 Markus Fiebig, Dietrich...and Mircea Ardelean 15. Glaciation in Greece: A New Record of Cold Stage Environments in the Mediterranean...Apennines 211 27. Glacial History of the Barents Sea Region Carlo Giraudi 361 Tore 0. Vorren, jon . Landvik...Quaternary Glaciations in Bolivia: Comments on Some New Approaches 757 to Dating Morainic Sequences 773 |  | | Journal (article/letter/editorial) | | projected tropical climate change. Here we present a new Mg/Ca-based sea surface temperature (SST) reconstruction...the past 400 kyr from the Bismarck Sea, off Papua New Guinea, along with results from a transient earth...including standards. This presentation presents new data and reviews recent results for analytical methodology...order of the lengthscale for the inflated nose region that develops below the dike tip. This characteristic...dike nose region above that level, and hence is related to the volume of magma in that region. Thus, sill |  | | Book | | Leicester UK Amsterdam Boston Heidelberg London New York Oxford Paris San Diego San Francisco ...Tectonically Active Islands: Heavy Minerals in use in New Zealand . . . . . . . . . . . . . . . . . . . . . . ...Department of Geology and Geophysics, University of New Orleans, New Orleans, LA 70148, USA D.J. HUISMAN National...SMALE 28 Bronte Street, Nelson, New Zealand (formerly of New Zealand Geological Survey and Institute...of the advent of glamorous, and supposedly better new techniques, which led many geologists to regard heavy |  | | Journal (volume) | | greatly varying size. The gold-bearing quartz of the district is associated with these dykes, usually constituting...is that of the building and head frame at that mine. An electric plant is stalled at La Grange...a 120-stamp mill is also contemplation at this mine. Works, âąCut copyrlghleil by the Union Ii'on S...Patents, 7. EDITORIAL.â A California Contribution; The Mine of Salt Spring Spring Valley, Cal., 1. Coast Gold...greatly exaggerated a chance, even on a rich specimen mine, for it is a well known fact, as proven by experience |  | | Book (edition) | | Houghton Institute of Geology and Nuclear Science, New Zealand Stephen R. McNutt Alaska Volcano Observatory...and Technology Company San Diego San Francisco New York Boston London Sydney Toronto Academic...Earth Observatory Palisades, New York, USA Melting the Mantle JAYNE AUBELE New Mexico Museum of Natural History...History and Science Albuquerque, New Mexico, USA Volcanism on Venus PETER J. BAXTER Cambridge University...Lakes RUSSELL BLONG Macquarie University North Ryde, New South Wales, Australia Volcanic Hazards and Risk |
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