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Rotokawa Field

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Journal Article
Journal: Economic Geology
Published: 01 May 2016
Economic Geology (2016) 111 (3): 589–618.
..., including Kawerau, Broadlands-Ohaaki, and Rotokawa. Geothermal power stations and production fields exist at Broadlands-Ohaaki (65 MWe), Kawerau (140 MWe), Mokai (111 MWe), Ngatamariki (82 MWe), Rotokawa (175 MWe), and Wairakei (360 MWe) 1 . The Ngawha geothermal system is entirely hosted in sedimentary...
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Series: AAPG Memoir, AAPG Memoir
Published: 01 January 1976
EISBN: 9781629812113
.... Other fields prospected by drilling are Waiotapu, Reporoa, Te Kopia, Orakeikorako, Tauhara, Rotokawa, and Ngawha. With the exception of Ngawha, which is located in the Northland area, all the fields lie within the Taupo volcanic zone in the central North Island (see Healy, this volume, Fig. 2). ...
Journal Article
Journal: Clay Minerals
Published: 01 June 2002
Clay Minerals (2002) 37 (2): 299–322.
...K. A. RODGERS; K. L. COOK; P. R. L. BROWNE; K. A. CAMPBELL Abstract Opaline silica residue accumulates on the surface and in the near surface of the Te Kopia, Tikitere and Rotokawa geothermal fields, where rhyolitic tuffs are attacked by steam condensate, made acid (pH 2–3) by sulphuric acid...
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Journal Article
Published: 26 November 2003
Canadian Journal of Earth Sciences (2003) 40 (11): 1643–1667.
... is indicated by the identification of archaeal lipids extracted from the silica mineralization and analyzed by gas chromatographic mass spectrometry ( Pancost et al. 2002 ). The Rotokawa geothermal field lies 8 km to the northeast of Wairakei (Fig.  1 ). The highest density of thermal features...
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Journal Article
Journal: Economic Geology
Published: 01 May 2012
Economic Geology (2012) 107 (3): 427–457.
... deposits that rest unconformably on weakly metamorphosed Mesozoic argillite and graywacke. Flow regimes and permeability controls in one extinct (Ohakuri) and six active (Broadlands-Ohaaki, Waiotapu, Rotokawa, Waimangu, Te Kopia, and Orakeikorako) geothermal systems show that in general, hydrothermal fluid...
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Journal Article
Journal: PALAIOS
Published: 01 October 2000
PALAIOS (2000) 15 (5): 450–475.
... – 316 . Collar , R.J. , and Browne , P.R.L. , 1985 . Hydrothermal eruptions at the Rotokawa geothermal field, Taupo Volcanic Zone, New Zealand : Proceedings of the New Zealand Geothermal Workshop , v. 7 , p. 171 – 175 . Ebert , S.W. , and Rye , R.O. , 1997 . Secondary...
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Journal Article
Published: 27 February 2015
Geochemistry: Exploration, Environment, Analysis (2015) 15 (2-3): 193–204.
... hydrothermal systems represented by areas of hydrothermal alteration. The Rotokawa and Waiotapu hydrothermal centres have been identified as particularly prospective, suggesting these systems may represent modern analogues of epithermal gold mineralization. * connie@kenex.co.nz 14 2 2014 17...
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Series: Special Publications of the Society of Economic Geologists, Special Publications of the Society of Economic Geologists
Published: 01 January 2005
DOI: 10.5382/SP.10.07
EISBN: 9781629490342
... Rotokawa Acid pool 1 Dry gas ZDA <1 μg/m 3 Acid pool 2 Dry gas ZDA <1 μg/m 3 Acid pool 3 Dry gas CVAA 1.2 μg/m 3 Acid Pool 3 Water CVAA 1.8 ppb Parariki Spring Water CVAA 1.26 ppb Parariki Spring Vapor CVAA 0.3 μg/m 3 Soil gas profile Dry gas ZDA...
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Journal Article
Published: 01 December 2011
Journal of the Geological Society (2011) 168 (6): 1297–1310.
... Schinteie R. Campbell K.A. Browne P.R.L. Microfacies of stromatolitic sinter from acid–sulphate–chloride springs at Parariki Stream, Rotokawa Geothermal Field, New Zealand Palaeontologia Electronica 2007 10 Smith D.J. Petterson M.G. The petrogenesis of sodic island arc magmas...
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Journal Article
Journal: Geophysics
Published: 07 July 2021
Geophysics (2021) B265–B276.
....2015.10.017 . JVGRDQ 0377-0273 Heise W. Caldwell T. G. Bibby H. M. Bannister S. C. , 2008 , Three-dimensional modelling of magnetotelluric data from the Rotokawa geothermal field, Taupo Volcanic Zone, New Zealand : Geophysical Journal International , 173 , 740 – 750 , doi: http...
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Journal Article
Journal: Economic Geology
Published: 01 December 2011
Economic Geology (2011) 106 (8): 1425–1446.
...Andrew J. Rae; David R. Cooke; Kevin L. Brown Abstract Palinpinon geothermal field, Negros Island, Philippines, is a high-temperature, liquid-dominated geothermal system in an active volcanic island-arc setting. Parallels have been drawn between the geologic setting and hydrothermal alteration...
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Journal Article
Published: 01 September 2020
Russ. Geol. Geophys. (2020) 61 (9): 976–993.
... connection with the magmatic activity , in: Recent Volcanism [in Russian] . Nauka, Moscow , pp. 118 – 128 . Bannister , S. , Sherburn , S. , Bourguignon , S. , Parolai , S. , Bowyer , D. , 2010 . Preprocessing for Reservoir Seismicity Location: Rotokawa Geothermal Field, New...
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Journal Article
Published: 23 June 2017
Geological Magazine (2018) 155 (6): 1394–1412.
... of Patagonia, Argentina . Ore Geology Reviews 12 , 173 – 86 . Schinteie , R. , Campbell , K. A. & Browne , P. R. L. 2007 . Microfacies of stromatolitic sinter from acid–sulphate–chloride springs at Parariki Stream, Rotokawa geothermal field, New Zealand . Palaeontologia...
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Journal Article
Journal: Interpretation
Published: 15 July 2016
Interpretation (2016) 4 (3): SJ87–SJ101.
...Francesco Civilini; Aasha Pancha; Martha Kane Savage; Steven Sewell; John Townend Abstract We have determined subsurface structure using the refraction microtremor (ReMi) method at the Ngatamariki geothermal field, Central North Island, New Zealand. The local geology is such that refraction...
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Journal Article
Journal: GSA Bulletin
Published: 01 September 2001
GSA Bulletin (2001) 113 (9): 1179–1192.
... are associated with hydrothermal features, and they are not artifacts of the drilling process Figure 8. Summary of key mineral changes with increasing temperature in two wells from the Salton Sea geothermal field, modified from Figure 8 of Muffler and White (1969, p. 175). Arrows show minerals...
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Journal Article
Journal: Geophysics
Published: 08 April 2021
Geophysics (2021) 86 (3): E171–E183.
...-dimensional modelling of magnetotelluric data from the Rotokawa geothermal field, Taupō Volcanic Zone, New Zealand : Geophysical Journal International , 173 , 740 – 750 , doi: http://dx.doi.org/10.1111/j.1365-246X.2008.03737.x . GJINEA 0956-540X Hunt T. M. Bromley C. J. Risk C. F...
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Journal Article
Journal: Geology
Published: 28 February 2019
Geology (2019) 47 (4): 330–334.
...Silvina Slagter; Martin Reich; Carolina Munoz-Saez; John Southon; Diego Morata; Fernando Barra; Jian Gong; J.R. Skok Abstract Silica sinter deposits overlying geothermal fields are reliable records of environmental, geochemical, and biological changes through time. Therefore, determining...
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Journal Article
Published: 05 June 2020
Journal of the Geological Society (2020) 177 (5): 1092–1106.
... , J . 2015 . Fracture width and spacing distributions from borehole televiewer logs and cores in the Rotokawa Geothermal Field, New Zealand . Proceedings of the World Geothermal Congress 19-25 April 2015 , Melbourne, Australia . McCaffrey , K.J.W. and Johnston , J.D. 1996 . Fractal...
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Image
Gold (Au) concentration in parts per billion versus vertical depth for the ...
in > Elements
Published: 01 December 2020
Figure 5. Gold (Au) concentration in parts per billion versus vertical depth for the Wairakei, Ohaaki and Rotokawa geothermal fields, including the estimated gold flux rates within the fluids in kilograms per year. S ources : C hambefort unpublished data , S immons and B rowne (2000
Journal Article
Journal: GSA Bulletin
Published: 01 August 2001
GSA Bulletin (2001) 113 (8): 1010–1024.
... are disrupted by a fault-fracture mesh comprising conjugate Coulomb shears interlinked by extensional and extensional-shear fractures, all formed in a common stress field and hosting quartz + prehnite ± epidote ± calcite veining. The combined effect of these structures is shortening perpendicular to beddings...
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