 | | Journal (article/letter/editorial) | | [CL] Evolution of the lithosphere beneath Oahu, Hawaii: rare earth element abundances in mantle xenoliths...33199, USA b Department of Earth, Atmospheric and Planetary Sciences, MIT, Cambridge, MA 02139, USA c Woods...MA 02543, USA a Keith-Weiss Geological Laboratories, Rice University, Houston, TX 77251, USA Received...clinopyroxenes in Hawaiian mantle xenoliths from Oahu were determined with an ion microprobe. The analyzed...alkali Honolulu Volcanics (HV). Three (Kaau, Pali and Kalihi --KPK) are located close to the caldera of the |  | | Journal (article/letter/editorial) | | oceanic lithosphere: constraints from spinel peridotites from Oahu, Hawaii§ Michael Bizimis a;b; , Gautam...Florida International University, Miami, FL 33199, USA National High Magnetic Field Laboratory, Isotope...1800 E. Paul Dirac Drive, Tallahassee, FL 32306, USA Received 14 May 2003; received in revised form 1...mineral separates from spinel lherzolite xenoliths from the island of Oahu, Hawaii. These peridotites are...represent the depleted oceanic lithosphere beneath Oahu, which is a residue of a MORB-related melting event |  | | Journal (article/letter/editorial) | | Xenoliths in the Honolulu Volcanic Series, Hawaii1 by EVERETT D. JACKSON and THOMAS L. WRIGHT U.S. Geological...PLATES INTRODUCTION T H E famous landmarks of HonoluluâDiamond Head, the Punchbowl, and Koko Headâare...related volcanic events that occurred on south-eastern Oahu during late Pleistocene and Holocene time. The products...material, have been designated collectively the Honolulu Volcanic Series, and the locations of the vents...1935,1938;Stearns, 1940; Winchell, 1947). The Honolulu volcanics are chemically diverse, but they are |  | | Journal (article/letter/editorial) | | Petrogenesis of Dunite Xenoliths from Koolau Volcano, Oahu, Hawaii: Implications for Hawaiian Volcanism...xenoliths from Koolau Volcano on the island of Oahu, Hawaii, are divided into spinel lherzolite, pyroxenite...the petrography and mineral compositions of 43 spinel lherzolites, 12 pyroxenites, and 20 dunites, the... (1) The forsterite content of olivines in the Koolau dunites (Fo 82 . 6 -Fo 89 7) overlap those of Hawaiian...those in abyssal lherzolites and dunites and in Koolau spinel lherzolites. (2) Most of the dunites contain |  | | Journal (article/letter/editorial) | | zoning in plagioclase peridotite xenoliths of Oahu (Hawaii): implications for the Hawaiian plume Gautam...Florida International University, Miami, FL 33199, USA b National Cheng-Kung University, Tainan, Taiwan...Geosciences, University of Arizona, Tucson, AZ 85721 USA Received 11 February 2002; received in revised form...that occurs in some rare mantle xenoliths from Oahu, Hawaii. The xenoliths are harzburgitic with less than...(ol8590 opx714 cpx612 plag35 spineltrace ). Spinel grains are small and dispersed through the groundmass |  | | Book (chapter) | | olivine ~Fo91) chrome-spinel ! olivine ĂŸ plagioclase (most primitive ~An90) spinel ! plagioclase ĂŸ augite...somewhat similar to basalts from hot spots, e.g., Hawaii. 4. NMORB are characterized by âdepletedâ 143Nd/144Nd...EMORB, and tholeiitic basalts from the Koolau volcano (Oahu, Hawaii) Mid-Oceanic Ridge Basalts 165 EMORB...mantle levels, which explain the compositional range shown by MORB. The long halflife isotopes of Nd...present Melt bodies not easily detectable Wider range in terms of MgO indicative of shallow mixing, homogenization |  | | Journal (article/letter/editorial) | | beneath Oahu, Hawaii, from the mantle xenoliths included in the rejuvenated stage lavas (Honolulu Volcanics...(SLC) and Kaau-Pali-Kalihi (KPK) vents. Three main xenolith suites are found at Oahu: spinel peridotite,...formed by Koolau shield volcano activity). The harzburgite layer is underlain by a spinel peridotite...layer. Spinel peridotites from SLC and KPK differ in chemical and isotopic composition. SLC spinel peridotites...lithospheric fragments. On the other hand, KPK spinel peridotites exhibit compositional characteristics |  | | Journal (article/letter/editorial) | | of the upper mantle and crust of the Koolau shield, Oahu, Hawaii, and Hawaiian magmatism Gautam Sen *...the uppermost upper mantle and crust under the Koolau shield to a depth of about 60 km has been derived...nephelinites of the Honolulu Volcanic Series. Three main xenolith suites exist in the Koolau shield: dunites...dunites, spinel lherzolites, and garnet-bearing pyroxenites. On the basis of mineralogy, it is inferred that...shallow crustal tholeiitic magma chambers, the spinel lherzolites form a thick ( - 40 kin) layer in the |  | | Journal (article/letter/editorial) | | Petrogenesis of spinel Iherzolite and pyroxenite suite xenoliths from the Koolau shield, Oahu, Hawaii: Implications...beneath Oahu* Gautam Sen** Geosciences Program University of Texas at Dallas Richardson, TX 75083, USA Abstract...xenoliths, namely, dunite, spinel lherzolite, and pyroxenite suites, occur. The spinel lherzolite suite [o1:...of olivine, orthopyroxene, Cr-diopside, and spinel. Spinel lherzolites represent metasomatically modified...underneath Oahu. Metasomatism has induced significant heterogeneity in terms of [Na] Cpx in the spinel lherzolitic |  | | Journal (article/letter/editorial) | | three Hawaiian volcanoes (Kilauea, Mauna Loa, and Koolau) were examined. More than 70% of the blocky olivine...Antecryst-hosted melt inclusions in Kilauea and Koolau lavas demonstrate that the source components in...upper mantle was observed in the earliest stage of Koolau magmatism. Ă 2012 Elsevier Ltd. All rights reserved...representative Hawaiian volcanoes (Kilauea, Mauna Loa, and Koolau). With the aid of these petrographic and geochemical...were collected from Kilauea (HW22 from Kilauea caldera, HW7-2 and HW8 from Kilauea Iki, and HW18 and HW39 |  | Bizimis, Michael, Griselin, Melanie, Lassiter, John C., Salters, Vincent J.M., Sen, Gautam (2007) Ancient recycled mantle lithosphere in the Hawaiian plume: OsmiumâHafnium isotopic evidence from peridotite mantle xenoliths. Earth and Planetary Science Letters, 257 (1) 259-273 doi:10.1016/j.epsl.2007.02.036 | Journal (article/letter/editorial) | | 1800, E. Paul Dirac Dr., Tallahassee Fl, 32310, USA b Max Plank Institut fĂŒr Chemie, Postfach 3060, D-55020...Florida International University, Miami Fl, 33199, USA Received 11 September 2006; received in revised form...Carlson Abstract The Emperor Seamount-Hawaiian island chain is thought to originate from melting of a...mantle xenoliths from the island of OÊ»ahu, HawaiÊ»i. The clinopyroxene and spinel major element compositions...compositions overlap the global range of compositions of abyssal peridotites, suggesting that the OÊ»ahu peridotites |  | Bizimis, Michael, Sen, Gautam, Salters, Vincent J.M., Keshav, Shantanu (2005) Hf-Nd-Sr isotope systematics of garnet pyroxenites from Salt Lake Crater, Oahu, Hawaii: Evidence for a depleted component in Hawaiian volcanism. Geochimica et Cosmochimica Acta, 69 (10) 2629-2646 doi:10.1016/j.gca.2005.01.005 | Journal (article/letter/editorial) | | 2005 Copyright © 2005 Elsevier Ltd Printed in the USA. All rights reserved 0016-7037/05 $30.00 â«č .00 doi:10...of garnet pyroxenites from Salt Lake Crater, Oahu, Hawaii: Evidence for a depleted component in Hawaiian...Florida International University, Miami, FL 33199, USA National High Magnetic Field Laboratory, Isotope...32306, USA 3 Geophysical Laboratory, Carnegie Institution of Washington, Washington, DC 20015, USA (Received...Salt Lake Crater, Oahu, Hawaii. These xenoliths occur in the posterosional Honolulu Volcanics Series lavas |  | | Journal (article/letter/editorial) | | and glass. SMPs contain olivine, clinopyroxene, spinel, glass, and vesicles. The glasses in SMPs (SiO2544â45%...Hawaiian spinel lherzolites (lithosphere) have largely been metasomatized during posterosional Honolulu magmatic...that such melts and other alkalic lavas erupted on Oahu and on the sea-floor over the Hawaiian arch were...International University, University Park, Miami, FL 33199, USA Present address: 1 Geological Survey of India, 27...alkaline magma pockets in mantle xenoliths from Oahu and present major and trace element composition |  | | Journal (article/letter/editorial) | | Melting: Constraints from Lithospheric Xenoliths at Oahu, Hawaii HUAI-JEN YANG1â, GAUTAM SEN1 AND NOBUMICHI SHIMIZU2...MIAMI, FL 33199, USA 2 WOODS HOLE OCEANOGRAPHIC INSTITUTION, WOODS HOLE, MA 02543, USA RECEIVED APRIL...One plagioclaseâspinel lherzolite and four spinel lherzolite xenoliths from Oahu, Hawaii, contain clinopyroxene...Petrology, 85, 391â403). Equilibrium pressures range from 21 to 7 kbar and extents of melting vary from...dF/dP of 0·43%/kbar within the stability field of spinel lherzolite. Uncertainties in the estimates of equilibrium |  | | Journal (article/letter/editorial) | | Space Center, Mail Code XI3, Houston, TX 77058, USA Department of Earth and Ocean Sciences, University...Columbia, SC 29208, USA c NASA Johnson Space Center, Mail Code XI4, Houston, TX 77058, USA Received 3 September...peridotite xenoliths from Salt Lake Crater and Pali (Oahu, Hawaii), representing samples of the oceanic mantle...PadroÌn-Navarta et al., 2014). The olivines from Hawaii studied here oïŹer the rare opportunity to constrain...eight spinel peridotite xenoliths from the Salt Lake Crater (SLC) and one peridotite from the Pali nephelinite |  | | Journal (article/letter/editorial) | | Geochemistry of the Honolulu Volcanics, Oahu: Implications for the Oceanic Mantle below Hawaii by DAVID A. CLAGUE... Cambridge, Massachusetts 02139 ABSTRACT The Honolulu Volcanics comprises small volume, late-stage (post-erosional)...massive Koolau tholeiitic shield on Oahu, Hawaii. Most of these lavas and tuff of the Honolulu Volcanics...and nepheline melilitite lavas and tuff of the Honolulu Volcanics have been used to deduce the composition...these elements. The relatively limited abundance range for several elements, such as Ti, Zr, Nb, is partly |  | | Report (issue) | | references. ISBN 0-87590-987-6 1. Volcanoes--Hawaii. 2. Volcanism--Hawaii. I. Takahashi, E. (Eiichi), 1951-. II...Section 1 Progress in Deep Underwater Geology Around Hawaii Introduction to Section 1 TPO INARA | & iore ...Multibeam Sonar Surveys Along the Southeastern Hawaii Ridge: Guide to the CD-ROM John R. Smith, Kenji...Kohala and Mauna Kea Volcanoes and the Hana Ridge, Hawaii John R. Smith, Kenji Satake, Julia K. Morgan, and...Volcaniclastic Sedimentation Around the Southern Flank of Hawaii Jiro Naka, Toshiya Kanamatsu, Peter W. Lipman, |  | | Journal (article/letter/editorial) | | University of Hawaiâi, 1680 East-West Road, Honolulu, Hawaiâi 96822, USA E-mail: garcia@soest.hawaii.edu Tel...that drilling on the leeward side of the Koâolau range would reduce the eïŹects of surface weathering (e...Koâolau volcano makes up the eastern part of the island of Oâahu in the Hawaiian archipelago. Its subaerial...extending ESE and SW from the now deeply eroded caldera (Fig. 1a). The catastrophic Nuâuanu landslide is...eruptive material is commonly referred to as the Honolulu Volcanics. One such eruption, which formed the |  | | Journal (article/letter/editorial) | | Empirical geothermometers and geothermobarometers for spinel peridotite phase assemblages Ian D. MacGregor ...Planetary Sciences, University of California, Davis, USA Published online: 26 May 2015. Click for updates...Empirical geothermometers and geothermobarometers for spinel peridotite phase assemblages, International Geology...Empirical geothermometers and geothermobarometers for spinel peridotite phase assemblages Ian D. MacGregor*...Planetary Sciences, University of California, Davis, USA Downloaded by [New York University] at 08:41 30 |  | | Journal (article/letter/editorial) | | defined by (Na, Cr)cpx values from mantle-derived spinel- and garnetperidotite facies rocks. Because Kornprobst...(Na/Cr)cp~, as has been observed in the Hawaiian spinel-lherzolite xenoliths [4]. Because Na is shared...clinopyroxene in spinel lherzolite, and Cr is shared by spinel and clinopyroxene in a spinel lherzolite, and...in the plagioclase-lherzolite field than in the spinel- and garnet-lherzolite fields." They cited their...plagioclase lherzolites are poorer in Na than that of the spinel lherzolites, but the Cr contents overlap. Also |  | | Journal (article/letter/editorial) | | University of South Carolina, Columbia, SC 29208, USA a r t i c l e i n f o Article history: Received...Accepted 29 July 2014 Editor: T. Elliott Keywords: Hawaii pyroxenite peridotite iron isotope primitive mantle...peridotite and garnetâpyroxenite xenoliths from Oahu, Hawaii and explore Fe isotopes as tracer of both peridotitic...relative to values for mid-ocean ridge and ocean island basalts (MORB; OIB; ÎŽ 57 Fe ⌠0.16h) and the primitive...using peridotite and pyroxenite xenoliths from Hawaii as a case study. 1.1. Iron isotopes as a tracer |  | Clague, David A., Frey, Frederick A., Garcia, Michael O., Huang, Shichun, McWilliams, Michael, Beeson, Melvin H. (2016) Compositional heterogeneity of the Sugarloaf melilite nephelinite flow, Honolulu Volcanics, Hawaiâi. Geochimica et Cosmochimica Acta, 185. 251-277 doi:10.1016/j.gca.2016.01.034 | Journal (article/letter/editorial) | | Heterogeneity of the Sugarloaf Melilite Nephelinite Flow, Honolulu Volcanics, Hawaiâi David A. Clague, Frederick...Heterogeneity of the Sugarloaf Melilite Nephelinite Flow, Honolulu Volcanics, Hawaiâi, Geochimica et Cosmochimica...Heterogeneity of the Sugarloaf Melilite Nephelinite Flow, Honolulu Volcanics, Hawaiâi 4 5 David A. Clague (corresponding...Geology and Geophysics, University of Hawaiâi, Honolulu, HI 15 16 Shichun Huang 17 Department of Geoscience...35 rejuvenated-stage volcanism on Oâahu, the Honolulu Volcanics. The flow ponded in 36 MaÌnoa Valley |  | | Journal (article/letter/editorial) | | from temporal geochemical variations within the Koolau Shield Received: 22 September 2004 / Accepted:...Springer-Verlag 2005 Abstract The subaerial surface of Koolau volcano is composed of lavas that deïŹne the distinctive...composition for Hawaiian shield lavas, known as the Koolau component, now designated as the Makapuustage....geochemical characteristics of lavas recovered by the Koolau ScientiïŹc Drilling Project (KSDP) show that this...this veneer, from 300m to 470 m below sea level, Koolau shield lavas transition to a composition similar |  | | Journal (article/letter/editorial) | | U.S. Geological Survey, Denver, Colorado 80225, USA and Fouad TERA The Lunatic Asylum of the Charles...Institute of Technology, Pasadena, California 91109, USA Received 23 March 1973 Revised version received 22...0 8 Pb/ 2 0 4 Pb = 37.80-38.86) lies within the range of values defined by many modern volcanic rocks...Potrillo, New Mexico, (3) Nunivak Island. Alaska, (4) Oahu Island, Hawaii, and (5) Lanzarote, Canary Islands...separates were obtained from the San Carlos and Nunivak Island peridotites by hand-picking under a binocular microscope |  | Tanaka, Ryoji, Yokoyama, Tetsuya, Kitagawa, Hiroshi, Tesfaye, Demissie Bizuneh, Nakamura, Eizo (2015) Evaluation of the applicability of acid leaching for the 238Uâ230Th internal isochron method. Chemical Geology, 396. 255-264 doi:10.1016/j.chemgeo.2014.12.025 | Journal (article/letter/editorial) | | separated groundmass phases have a sufïŹciently wide range of U/Th ratios. We examined the fractionation behavior...stated otherwise. Without zircon, however, the range of (238U/232Th) for groundmass phases is too small...al. / Chemical Geology 396 (2015) 255â264 wide range of (238U/232Th) from groundmass if no preferential...basanite from the Honolulu volcanics series collected from the Pali region of Oahu Island, Hawaii (21°22âČ16âłN...volcanics of the Koolau volcano collected from the Maakua Gulch area of Oahu Island, Hawaii. Locations, petrology |
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