 | | Journal (article/letter/editorial) | | com/locate/lithos Characterisation and origin of New Zealand nephrite jade using its strontium isotopic signature...30368, Lower Hutt, New Zealand b 27 Chelmsford Street, Invercargill, New Zealand Received 21 July 2006;...occurs in three terranes (Dun Mountain–Maitai, Caples and Torlesse) in New Zealand, where it is associated...which fall within particular terrane groups: Dun Mountain–Maitai 0.7045–0.7060, Caples 0.7058–0.7075 and...reserved. doi:10.1016/j.lithos.2007.01.001 jade). New Zealand ‘greenstone’, or pounamu, is a jade of the nephrite |  | | Journal (article/letter/editorial) | | Nuclear Sciences, P.O. Box 30368, Lower Hutt, New Zealand GEMOC National Key Centre, School of Earth Sciences...Permian to late Late Permian age in South Island, New Zealand. dAtomodesmaT shells (and associated skeletal...echinoderm calcite) in zeolite and possibly to lower prehnite-pumpellyite mineral facies material yield isotopic...Data for higher metamorphic grade (probable upper prehnite-pumpellyite to lawsonite-albite facies) samples...Permian to late Late Permian age in several New Zealand tectono-stratigraphic terranes. Accord- ing |  | | Report (volume) | | ________ __ ___ __ _______ ______________ ___ Baldy Mountain, Oreg_ _ _______________ _____ _______________...Oregon____________ 5. Field sketch of locality at Baldy Mountain, Oreg., showing locations of analyzed specimens...progressive chemical variation of samples from the Baldy Mountain area, Oregon______ 7. Field sketch of locality...spectrographic analyses of samples from Baldy Mountain area, Oregon (loc. 10)________________________...the predominant mineral, but idocrase, diopside, prehnite, xonotlite, chlorite, and nephrite also are characteristic |  | | Journal (article/letter/editorial) | | Wairau Valley—New Zealand by G. A. CHALLIS N.Z. Geological Survey, Lower Hutt, New Zealand High-temperature...Blenheim in the north-east of the South Island of New Zealand (see Challis, 1965, fig. 1). It is at the southern...includes the well-known ultramafic intrusion of Dun Mountain. A detailed survey was made of about 8 square...intrusion and as it occurs in the same lens as Dun Mountain, it has always been considered as such (Hess...Permian), similar to those on the western margin of Dun Mountain (Lauder, 1965). The zone of serpentinization |  | | Journal (article/letter/editorial) | | The Origin of New Zealand Ultramafic Intrusions by GWYNETH A. CHALLLIS New Zealand Geological Survey...South Island of New Zealand, and include the large masses of Dun Mountain near Nelson, Red Hills in the...the Wairau Valley, and Red Mountain in north-western Otago. Other, relatively small and almost completely...relatively unserpentinized ultramafic intrusions at Dun Mountain and Red Hills. A smaller isolated mass occurs...Manchester on June 2, 2015 ABSTRACT Dun Mountain, Red Hills, and Red Mountain, are three of the largest ultramafic |  | | Journal (article/letter/editorial) | | extensive development of calcium-rich minerals such as prehnite and hydrogrossular and the dike is traversed by...and optical properties are given for hornblende, prehnite, sphene, chlorite (pycnochlorite), diopside, and...describecertain dike rocks from Roding River, Dun Mountain area, Nelson, New Zealand, consisting of grossular,and diallage...diallage, and sometimesalso prehnite. Since then the name rodingite has been applied to garnetizedgabbros...crystals and the mineral is traversed by veins of prehnite. An analysis of this MINERALOGYAND PETROLOGYOF |  | | Journal (article/letter/editorial) | | MARCH_APRIL, 1960 LAWSONITEMETAGRAYWACKESIN NEW ZEALAND D. S. CooMes, Department oJ Geology,Unioersity...however it has not been recorded from rocks of the New Zealand Geosyncline. The writer has recently found that...Group (Permian) exposedin the Maitai Valley, Nelson, New Zealand. In spite of distinct slaty cleavage,delicate...and glaucophane have not yet been found in the Nelson district. Instead the known part of the lawsonite-bearing...assemblagesof the prehnite-pumpellyite metagraywacke facies. Typical representatives of this new facies have |  | | Journal (article/letter/editorial) | | metamorphism of the Patuki Volcanics, D'Urville Island, New Zealand W.J. SIVELL and J.B. WATERHOUSE Department of...metamorphism of the Patuki Volcanics, D'Urville Island, New Zealand. Lithos, 17: 19--36. Metamorphic assemblages...recrystallization under widely diverse P-T conditions. Prehnite-pumpellyite and greenschist facies assemblages...serpentinite o f the Dun Mountain Ultramafics, represent the northernmost exposure of the Nelson sector o f the...the Dun Mountain Ophiolite Belt in the South Island, New Zealand. The ophiolitic rocks crop out for 150 |  | | Journal (article/letter/editorial) | | contrasting geodynamic environments, North Island, New Zealand: the Murihiku and Waipapa terranes P. M. BLACK...University of Auckland, Private Bag 92019, Auckland, New Zealand ABSTRACT The Mesozoic Murihiku and Waipapa terranes...domains. The observed metamorphic succession of prehnite-pumpellyite and pumpellyite-actinolite facies...accretionary complex models. Key words: diagenesis; prehnite-pumpellyite facies; pumpellyite-actinolite facies;...northern and central part of the North Island of New Zealand consists of two Mesozoic terranes, the Murihiku |  | | Report (chapter) | | continental margin of SE Gondwana (South Island, New Zealand): summary and overview ALASTAIR H. F. ROBERTSON1*...Avalon, Lower Hutt 5010, New Zealand 3 395 Trafalgar Street, Nelson 7010, New Zealand H.J.C., 0000-0002-6845-0126;...Permian (c. 285– 275 Ma) supra-subduction zone Dun Mountain ophiolite records subduction initiation and...proximal forearc basin unit. The sediments of the Dun Mountain–Maitai Terrane (Maitai basin) represent a distal...chapter build on previous work, while in some cases new, or revised, interpretations are proposed. Preferred |  | | 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 |  | | Journal (article/letter/editorial) | | was introduced by Marshall (1911) for diallage-prehnite-grossular rocks that occur in the form of veins...valley of the Roding River in the Dun Mountain range, New Zealand. Later, this term was transferred by...hydrocalcic silicates and aluminosilicates (pectolite, prehnite, and gibbsite), chlorite, and relicts of clinopyroxene...River). 1 - layer of prehnite with datolite; 2 - metasomatic rock of datolite-prehnite-hornblende composition;...composition; 3 - prehnite-grossular-gibbsite-chlorite rock; 4 - cherty siltstones of flyschoid complex; 5 - |  | | 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) | | 296-328] PETROLOGY AND EVOLUTION OF THE RED MOUNTAIN OPHIOLITE COMPLEX, NE\V ZEALANDt JOHN M. SINTON*... University of Otago, Dunedin, New Zealand ABSTRACT. The Red Mountain area comprises a relatively coherent...relations at Red Mountain, the "high-temperature contact" aureole around the Nelson Red Hills mass is...Overall petrology and stratigraphy indicate that Red Mountain ophiolite generation was mainly by processes similar...around Red Mountain in northwest Otago, :New Zealand includes a portion of the Permian Dun Mountain ophiolite |  | Cowden, A., Ruddock, R., Reay, A., Nicolson, P., Waterman, P., Banks, M. J. (1990) Platinum mineralisation potential of the Longwood Igneous Complex, New Zealand. Mineralogy and Petrology, 42 (1) 181-195 doi:10.1007/bf01162690 | Journal (article/letter/editorial) | | Mineralisation Potential of the Longwood Igneous Complex, New Zealand A. C o w d e n 1, R. R u d d o c k 2, A. Reay...Auckland, New Zealand. 3 Department of Geology, University of Otago, Dunedin, New Zealand. 4 Sigma Resources... Auckland, New Zealand. 5 South Western Minerals Ltd. IBM Centre, Wellington, New Zealand With 5 Figures...situated at the southern tip of the South Island of New Zealand. The Complex is 32 km long and up to 12 km wide...situated at the southern tip of the South Island of New Zealand (Fig. 1). The Complex lies within the Longwood |  | Coombs, D. S., Kawachi, Y., Houghton, B. F., Hyden, G., Pringle, I. J., Williams, J. G. (1977) Andradite and andradite-grossular solid solutions in very low-grade regionally metamorphosed rocks in Southern New Zealand. Contributions to Mineralogy and Petrology, 63 (3) 229-246 doi:10.1007/bf00375574 | Journal (article/letter/editorial) | | Low-Grade Regionally Metamorphosed Rocks in Southern New Zealand D.S. Coombs, Y. Kawachi, B.F. Houghton*, G. Hyden...GeologyDepartment, Universityof Otago, Dunedin,New Zealand Abstract. Almost pure andradite and intermediate...volcanic sandstones and breccias metamorphosed under prehnite-pumpellyite and pumpellyite-actinolite facies...epidotes (100 Fe*/Fe* + A1 = 22-34), pumpellyite, prehnite, actinolite, and chlorite, electron microprobe...Coexisting pumpellyite is iron-rich (FeO* 9-14%) in the prehnite-pumpellyite facies and iron-poor (FeO* 5%) in |  | | Report (chapter) | | WILLIAM GRINDLEY New Zealand Geological Survey. Box 30368, Lower Huff, New Zealand CONTENTS A. General...Data on individual structural zones 1. North-west Nelson-Westland zone 2. Rotoroa-Fiordland zone 3. Marginal...References 387 406 406 406 408 409 411 412 413 The New Zealand orogenic belt has developed since the late PreCambrian...these theories rigorously to the New Zealand orogen. The New Zealand orogen (Figs. 1 and 2) forms a strongly...orogen in between is a series of compressional mountain ranges in which large vertical movements are but |  | Tarling, Matthew S., Smith, Steven A. F., Scott, James M., Rooney, Jeremy S., Viti, Cecilia, Gordon, Keith C. (2019) The internal structure and composition of a plate-boundary-scale serpentinite shear zone: the Livingstone Fault, New Zealand. Solid Earth, 10 (4). 1025-1047 doi:10.5194/se-10-1025-2019 | Journal (article/letter/editorial) | | serpentinite shear zone: the Livingstone Fault, New Zealand Matthew S. Tarling1 , Steven A. F. Smith1 , James...Dunedin, New Zealand of Chemistry, University of Otago, Union Place West, 9016 Dunedin, New Zealand 3 Dipartimento...tectonic settings. The Livingstone Fault in New Zealand is a terrane-bounding structure that separates...serpentinised peridotite; metagabbros) of the Dun Mountain Ophiolite Belt from the quartzofeldspathic schists...the southern segment of the Alpine Fault in New Zealand (Barth et al., 2013). Additionally, serpentinitedominated |  | Scott, James M., Smith, Steven A.F., Tarling, Matthew S., le Roux, Petrus J., Harris, Chris, Hoffmann, J. Elis, Scherzer, Sophie, Tulley, Chris J. (2019) Element and Sr–O isotope redistribution across a plate boundary-scale crustal serpentinite mélange shear zone, and implications for the slab-mantle interface. Earth and Planetary Science Letters, 522. 198-209 doi:10.1016/j.epsl.2019.06.034 | Journal (article/letter/editorial) | | Geology, University of Otago, Dunedin 9054, New Zealand Department of Geological Sciences, University...interface. For ∼55 km in the Southern Alps of New Zealand, a 10 to 100s m wide blockin-matrix serpentinite...Fault – separates the harzburgitic base of the Dun Mountain Ophiolite Belt from arc-derived metasedimentary...Satellite gravity map of New Zealand showing the extent of distribution of the Dun Mountain Ophiolite Belt. B...geological map showing the distribution of the Dun Mountain Ophiolite Belt, Livingstone Fault and Caples/Aspiring |  | Nishimura, Yujiro, Coombs, Douglas S., Landis, Charles A., Itaya, Tetsumaru (2000) Continuous metamorphic gradient documented by graphitization and K-Ar age, southeast Otago, New Zealand. American Mineralogist, 85 (11) 1625-1636 doi:10.2138/am-2000-11-1206 | Journal (article/letter/editorial) | | graphitization and K-Ar age, southeast Otago, New Zealand YUJIRO NISHIMURA,1,* DOUGLAS S. COOMBS,2 CHARLES... University of Otago, P.O. Box 56, Dunedin, New Zealand 3 Research Institute of Natural Sciences, Okayama...Beach–Brighton coastal section, southwest of Dunedin, New Zealand, exposes Otago Schist, including the weakly metamorphosed...metabasites exposed on the coast of southeast Otago, New Zealand. This work has been widely consulted and has...OF OTAGO SCHIST SECTION GEOLOGICAL SETTING New Zealand can be divided into Western and Eastern provinces |  | | Journal (article/letter/editorial) | | 4 o Xonotlite and rodingites from Wairere, New Zealand J. P. O ' B R I E N and K. A. R O D G E R S Department...Department of Geology, University of Auckland, New Zealand SUMMARY. Xenoliths of eucritic gabbros in an...'grossularite-diallage' phases associated with the Dun Mountain massif. His definition was based upon the rock...locality in the upper reaches of the Roding River, Nelson. Lauder (I965, p. 485) redefined rodingite to include...serpentinite and may contain a greater or less amount of prehnite, vesuvianite and perhaps other minerals'. Considerable |  | | Journal (article/letter/editorial) | | Several Lithostratigraphic Terranes, Southern New Zealand a W. G. Ernst & Katsushi Shirahata b a Department...Several Lithostratigraphic Terranes, Southern New Zealand, International Geology Review, 38:12, 1086-1097...Several Lithostratigraphic Terranes, Southern New Zealand W. G. ERNST Department of Geological and Environmental...South Island, and southern most North Island, New Zealand, in an attempt to identify contrasting provenances...terranes. However, by Late Cretaceous time, the New Zealand sector had been rifted from the adjacent continental |  | LI, X-P., ZHANG, L., WEI, C., AI, Y., CHEN, J. (2007) Petrology of rodingite derived from eclogite in western Tianshan, China. Journal of Metamorphic Geology, 25 (3) 363-382 doi:10.1111/j.1525-1314.2007.00700.x | Journal (article/letter/editorial) | | Qingdao 266510, China ABSTRACT This study reports a new rodingite type which was derived from eclogite enclosed...rodingitized rocks can be further divided into prehnite rodingites, hydrogrossular-diopside rodingite...CaO-MgO-Al2O3SiO2-CO2-H2O system. Hydrogarnet, prehnite, diopside, vesuvianite, wollastonite, epidote...of tectonic ridges and faults of the Tianshan Mountain Range. The ophiolitic mélange constitutes an...rodingitized rocks are much finer-grained and consist of a new assemblage of calcsilicate minerals such as hydrogrossular |  | | Journal (article/letter/editorial) | | dunite and containing diallage, grossularite, prehnite and/or serpentine. Rodingites have been reported...chlorites, serpentine, hydrogarnet, idocrase, prehnite, amphiboles, and various unidentified zeolites...of white fine grained prehnite. Careful observation reveals that the prehnite is speckled with clusters...crushed or sheared, but is crosscut by occasional prehnite veins, with a thickness up to 4 ram. Slickensides...crossing this fresh portion of the rock is made of prehnite which appears to be derived from the alteration |  | | Journal (article/letter/editorial) | | chemical reactions in serpentinite within the source region of deep episodic tremor Matthew S. Tarling *, Steven...boundary-scale crustal Livingstone Fault in New Zealand that suggest chemical reactions involving serpentinite...pressure patches and brittle failure in the source region of deep tremor along the slab–mantle interface...geological processes active in the deep source region (30–50 km) of episodic tremor and slip (ETS) will...regions of subduction zones5. In the deep ETS source region, tremor swarms consist of low-frequency seismic |
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