| 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) | epithermal Au±Ag deposits of the Hauraki Gold®eld, New Zealand Received: 25 August 1998 / Accepted: 23 December...tus with minor andesite lavas or andesite dikes (Ohui and Wharekirauponga). The vein systems in these...Nuclear Sciences, P.O. Box 30368, Lower Hutt, New Zealand e-mail: b.brathwaite@gns.cri.nz Fax: +64-04-5704657...The Hauraki Gold®eld, in the North Island of New Zealand, contains epithermal Au±Ag mineralisation in...Golden Cross) and predominantly hosted in rhyolite (Ohui and Wharekirauponga). These variations can be related | | | Journal (article/letter/editorial) | Gold-Silver Deposits in the Waihi-Waitekauri Region, New Zealand ANNE E. MORRELL,†,* 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 | | | | 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 | | | 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 | | | 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 . . . . . . . . . . . . . . . . . . . . ....Goldfield, Coromandel Peninsula, New Zealand 5.3.4 The Epithermal Systems of the Biga Peninsula, Northwestern | | | Report (issue) | SYSTEMS IN THE TYGART VALLEY. (POPULATION DATA FROM REGION VII PLANNING AND DEVELOPMENT COUNCIL.) PRESENT...07 .58 .51 .14 .18 .51 .82 2.02 TRANSMISSIVITY OHUi/rT) 508 106 160 47 6 80 2 19 40 8 16 78 267 5...shale. Drill cuttings from well 65 contained some calcite veins which would indicate fractures and soft | | | Book | 000 in 1990-91. Teething troubles at Rustenburg’s new precious metals refinery in Bophuthatswana, South...exchange information and, if necessary, act on it. The new organisation is so important that it will certainly...40 491.00 Gabonese Franc 1.49 2.88 Ghanaian New Cedi 342.85 661.70 Greek Drachma 156.33 301...Dinar 0.31 0.59 Irish Punt 0.56 1.09 Israeli New Shekel 2.07 3.99 1,127.98 2,177.00 Indian Rupee...Mexican Peso Moroccan Dirham Netherlands Florin New Zealand Dollar Nigerian Naira Norwegian Krone Omani | | | Book | operating on these "inorganic compounds" may produce new chemical species, which can be released through excretion...environment. It is reasonable to assume that many more new compounds will be identified and reaction pathways...ronm en tal processes uncovered. In this manner the new field of "ENVIRONMENTAL INORGANIC CHEMISTRY" is created...approximately two percent through development of new products. The thirty essential and toxic elements...The determination of reliable toxicity data for a new compound costs approximately $100,000. The problem |
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