 | | 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) | | The Originof Mineralization at the Tui Mine, Te Aroha, New Zealand,in the Light of StableIsotopeStudies*...StableIsotopeStudies* BRIAN W. ROBINSON Abstract The Tui mine lies within the old Hauraki gold field of the CoromandelPeninsula...andesiteswhich overlie Mesozoicgraywackes. The Tui mine paragenesisis divided into four stages: (1) pyrite...chalcopyriteII; (3) minor hematite, barite, cinnabar, kaolinite,and carbonates;and (4) cerussite,smithsonite,and...Present-day hot spring activity occurs at Te Aroha near to the Tui mine. The thermal water shows an oxygen isotope |  | 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) | | Zone, New Zealand ANTHONY B. CHRISTIE,† GNS Science, P.O. Box 30-368, Lower Hutt 5040, New Zealand MARK...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...Hauraki goldfield in the Coromandel volcanic zone, New Zealand, produced 320,000 kg Au and 1.5 million kg Ag...sphalerite, galena, chalcopyrite, sulfosalt minerals, and Te- and Se-bearing minerals are present in some deposits |  | | 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...Corornandel ;1ThamesPeninsula /LTe Aroha AUCKLANJ i Central Volcanic ~ Region NORTH ISLAND SOUTH ISLAND...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) | | Minerals of the Tui Mine, New Zealand......................26 by R. L. Ansin Graemite: A New Bisbee M in.........................................35 What’s New in Minerals?.......................................ANNOUNCES Lazume Yukon Territory Canada IMPORTANT NEW DISCOVERY Investment Opportunity Dealer Inquiries...association and local involvement; and of enlisting new members. It could also relieve national FM from much...of activity and interest. One especially active region reports many requests from individuals associated |  | | 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 |  | | 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...d, as hydrothermalactivitywaned,precipitated kaolinite ñ hematite ñ jarosite. Fluid inclusionstudiesrevealthat...previouslybeendescribedfromepithermal depositsin New Zealandandpossiblycontainorganicliquid(s). Oxygenisotopesof |  | | 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...associated Hauraki goldfield in the North Island of New Zealand (Fig. 1). At Waihi, an extensive quartz vein...(1924). Recent exploration and mining have provided new data and sample material for geological and geochemical...intrusives Waihi N Karangahake Karangahak e Tui Tui Jurassic graywacke Epithermal Au-Ag deposits |  | | Journal (article/letter/editorial) | | northwestof the Kushikino chemicalparametersof fluid. mine (Izawa et al., 1981). The vein systemsformedin closeconnectionwith... with respectto the appearanceof sericiteand kaolinite (Fig. 2 and Table 1). Quartz, K-feldspar, A ...Providencia,Mexico (Rye, 1966), and the Tui mine, New Zealand (Ro- onthe8•3Coxygenand carbonisotopereservoirs...fluid. However,the fluid inclusiondata (Izawa et mine is located, and decreasewestward. This •S•sO al...aqueoussulfidesolution is at its maximum in the neutral region of pH at 160ø to 300øC and 1,000 bars. The pH of |  | | Report (issue) | | ____________________________ 2. Generalized geologic map of the region near Steamboat Springs, Nevada __________ _____...ages for volcanic rocks from the Steamboat Springs region 2. Timespans of geothermal and ore-forming epithermal...hot-spring system. Steamboat Springs and the surrounding region have been thoroughly studied by geologic, geochemical...Nevada. Geology modified from Bonham (1969). In the region surrounding Steamboat Springs (fig. 2), pre-Tertiary...others, 1964). Ages of the volcanic rocks in the region are based on potassiumargon dates, largely summarized |  | | Journal (article/letter/editorial) | | Institute of Nuclear Sciences, DSIR, Lower Hutt, New Zealand Abstract. Stratiform sulphide deposits which...virgin discovery. Mineralisation at the old Mt Molloy mine and the Dianne deposit is dominantly massive cupreous...sulphide specimens from Mt Molloy were from the old mine dumps. Vein and stratabound pyritic samples were...O.K. mine was obtained from drill core whereas massive mineralisation was chosen from the mine dump material...Dianne Prospect Results Local Geology Mt Molloy Mine The Dianne mineralisation consists of a small (50 |  | | Report (chapter) | | (Ag-Au), Pachuca, Mexico (Ag-Au), San Juan Mountains District, Colorado ( A g - A u - P b - Z n ) ; sea w a...processes are probably fundamental in the sub-critical region of Fig. 1 - the volcanic and sub-volcanic environment...illustrated here by consideration of the system kaolinite--water. At equilibrium, analogous to the partitioning...vibration frequencies. For the system in which kaolinite-water is in isotopic exchange equilibrium, the...fractionation factor, (](hydr~ -~=n or ~oxygen kaolinite--water ~kaolinite--water, is related to the equilibrium |  | 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...producer in the Hauraki goldfield, Coromandel, New Zealand. Production was mainly from the Maria and Welcome/Crown |  | | 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...wall of the Favona and Cowshed veins. Late-stage kaolinite, cristobalite, and rare alunite locally overprint...thermal collapse resulted in overprinting by kaolinite, cristobalite, and alunite from descending steam-heated |  | | Journal (article/letter/editorial) | | The Paroo Station Mine supergene lead deposits, Western Australia: Geological and geochemical...Burlow, Rick, Tessalina, Svetlana, The Paroo Station Mine supergene lead deposits, Western Australia: Geological... ACCEPTED MANUSCRIPT By SC The Paroo Station Mine supergene lead deposits, Western Australia: geological...AB S T RACT NU SC RI P T The Paroo Station Mine lead project is situated near Wiluna in the central...pyromorphite and plumbogummite. The Paroo Station Mine demonstrates a high degree of supergene Pb mobility |  | | Journal (article/letter/editorial) | | SCIENTIFIC COMMUNICATIONS Boliden Hokuroku district Recsk Bousquet Brewer, Slate Belt Viejo Bossa...ofkuroko-type volcanogenie mas- category. Nevertheless, kaolinite-pyrophyllite alteration with sivesulfideaffiliation...islandof Wetar,Indonesia(Fig. 1), the Lerokisand Kali district,Leiteh(1981)recordsthe presence of a largezone...1989).Simiday alterationoccur in Sb,Co, W, Bi, Se,Te, andHg. Althougheovelliteis re- larly, minorkaoliniteand...severalexamples in deserieite, corundum, diaspore, kaolinite, andruffle,constitutes Of the deposits massive |  | | Report (volume) | | east-west, northwest, and northeast within the district. Hawkins (1982) postulated that the east-west...scale east-west-trending faults in the Enfield Bell mine are are the Marlboro Canyon, Bell, and Ridge faults...upper- and lower-plate rocks in the Jerritt Canyon district is thought to be a high-angle fault. Exposure...cover in the district. REGIONAL STRATIGRAPHY Most of the rocks in the Jerritt Canyon district are Paleozoic...Kay, 1967) (Ordovician) Silicified rock GEORGIA TE H LIBRARY Thrust fault- sawteeth on upper plate |  | | Journal (article/letter/editorial) | | system; the reasons for this are discussed. The new data given here for the phase boundaries kyanite/sillimanite...triple point to 560 ~C/7.5 kb, because meanwhile new experimental and petrographic data had become available...(]963) on the formation of pyrophyllite from kaolinite and of X-andalusite from pyrophyllite, those of...system. Table 1. Starting materials Pyrophyllite Ro.-Mine, North Carolina Rosettes of small prismatic crystals...from very pure quartz sand; no x-ray impurity Kaolinite Schnaittenbach, Germany Impurity: quartz (~ |  | | Book | | Shikazono 2003 Elsevier Amsterdam - Boston - London - New York - Oxford - Paris San Diego - San Francisco -...R. (1919) On the origin of Kuroko of the Kosaka mine. J. Geol. Soc. Japan, 26, 107-132 (in Japanese)...alteration: a case study on the Seigoshi-Ugusu district. central Japan ....................... 1.4.2.6.................................... 1.4.4. Se- and Te-type Au-Ag deposits ...............................interaction with carbonaceous matter. In the Kitakami district (North Honshu) gold vein-type (mesothermal-type) |  | | Catalog/List | | 2~xli-". £4.50. 1. N.~TIVE 2. :,P"TITE. Carrock Mine, Caldbeck, Cumberland. Large cloudy sea-green crystals...U.V. light. 3x2t". £2. 3. "POPHYLLITE. Levant Mine, Pendeen, Cornwall. t" modifie; creamy grey crystals...crystaline mass. 3x2~". £4. 6. AZURITE. Titlg-Tang Mine, Glvennap, Cormmll. Specimen rlSmall sharp bright...matrix. 2~xli". £3.50. 7. hZURITE. Carharrack Mine, Gwennap, Cornwall. Specimen h Bright blue platy...Extremely rich eX1mples frJr.J this on prJlific mine. 12. BROCHnNTITE. Bisbee, C:>n hise CJ., . iZJn'l |  | | Book | | decade, however, the need has been growing for a new, comprehensive index. Because the 14-year index suffered... Consequently, it was our decision to prepare a new index which is cumulative back to volume 1, fully...the 14-year index, and which is organized on a new plan. Nevertheless, all readers and users of the...the last ten years, and which has inspired this new effort. The current 25-year index is divided into...appears n Brief descriptive note, as in "What's New in Minerals?" p Photograph or other illustration |  | | Journal (article/letter/editorial) | | profonde produite par une anatexie h la base de la cro~te et un m61ange avec des magmas issus du manteau sup6rieur...4=Guitiriz; 5=Brea; 6=Caldas de Reyes; 7=Cuntis; 9=Tui; 10=Modariz G; ll=Mondariz S; 12=Prexigueiro; 13=Partovia;...Guitiriz; 5=Brea; 6=Caldas de Reyes; 7=Cuntis; 9=Tui; 10=Modariz G.; ll=Mondariz; 12=Prexigueiro; 13=Partovial...Partovia Prexigueiro Canedo Tinlero Reyes Brea Lugo Tui Beran Mondariz S Layas Bur8as Molgas Requeixo MondarizG...voit qu'il y a trois points triples possibles: kaolinite-muscovite-laumontite, muscovite-microcline-laumontite |  | | Journal (article/letter/editorial) | | Referees Vol. 41. 1977 PERGAMON PRESS OXFORD-NEW YORK*PARIS-FRANKFURT LIST OF CONTENTS JANUARY...significance to natural hydrothermal systems in New Zealand . . . . . . . . . . . GEORGET. F. WONG and PETERG...JOHNSTON:Jarosite and akaganeite from White Island volcano, New Zealand. An X-ray and Massbauer study , DUNCAN’F. SIBLEYand... Book Review Descriptions and Analyses of Eight New USGS Rock Standards”, compiled and edited by F. J...geochemistry and origin of quaternary volcanism in the New Hebrides. . . . . . GUY J. CONSOLMAGNO and MIC~EL |  | | Journal (article/letter/editorial) | | THE OCCURRENCE AND MODE OF ORIGIN OF CERTAIN KAOLINITE-BEARING NODULES IN THE COAL MEASURES. BY S. TOMKEIEFF... 1926.] [R,ad March 4th, 1927.] Part I. THE KAOLINITE-BEARING NODULES. C. SORBY wrote" The accurate...fortunate ertough to find an unusual association of kaolinite with septarian ironstone nodules and decided to...three divisions, dealing respectively with the kaolinite, the nodules, and with the shale in which the...combined. H (I) THEIR MODE OF OCCURRENCE. The kaolinite-bearing ironstone nodules occur in a recently |  | | Report (issue) | | These new sources of data and resulting concepts about Earth history have given geohgists a new perspective...Crowell, 1982) notes that our ability to locate new deposits of several important minerals will be improved...in Pennsylvanian time to the extent that pure kaolinite, along with much diaspore and boehmite, was formed...1944), and elsewhere in the eastern midcontinent region (Keller, 1975). Sequences of Cretaceous age In...fluvio-deltaic sequence where the ash beds consist of kaolinite (Waage, 1961, p. 25). Postdepositional processes |
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Tui Mine, Te Aroha, Matamata-Piako District, Waikato Region, New Zealand