 | | Journal (article/letter/editorial) | | MESOARCHEAN GRANITIC ROCKS, BEARTOOTH MOUNTAINS, MONTANA, USA: INDICATORS FOR BARIUM METASOMATISM DARRELL J. HENRY...Geophysics, Louisiana State University, E235 Howe-Russell-Kniffen Geoscience Complex, Baton Rouge, Louisiana...from the eastern Beartooth Mountains of Montana, USA shows evidence of significant Ba metasomatism related...original amphibolite facies assemblage is magnesio-hornblende + plagioclase (An35) + biotite + quartz +...gneiss from the eastern Beartooth Mountains, Montana, USA. The xenolith contains complexly zoned Ba-rich feldspars |  | | Book (volume) | | 01225 442836) Distributors USA AAPG Bookstore PO Box 979 Tulsa OK 74101-0979 USA (Orders: Tel. (918) 584-2555...Affiliated East-West Press PVT Ltd G-1/16 Ansari Road New Delhi 110 002 India (Orders: Tel. (11) 327-9113 Fax...e Pargasite—Ferro-pargasite Magnesio-hastingsite—Hastingsite Magnesio-sadanagaite—Sadanagaite Kaer...site Winchite—Ferro-winchite Magnesio-katophorite—Katophorite Magnesio-taramite—Taramite Sodic Amphiboles...Amphiboles Glaucophane-Ferro-glaucophane Magnesio-riebeckite—Riebeckite Eckermannite-Ferro-eckermannite L |  | | Journal (article/letter/editorial) | | weathering on heavy minerals from the Cascade River, New Zealand Andrew C. M o r t o n 1 and David Smale 2...(U.K.) New Zealand Geological Survey, University of Canterbury, Private Ba$ Christchurch (New Zealand)...weathering on heavy minerals from the Cascade River, New Zealand. Sediment. Geol., 68" 117-123. The effects...from the Cascade-Martyr river system 0Vestland, New Zealand) and its associated beach. These rivers drain...in the southern part of the Westland district of New Zealand. It has one major tributary, the Martyr River |  | | Journal (article/letter/editorial) | | State University, Howe Russell Geoscience Complex, Baton Rouge, La 70803, USA; elevy5@lsu.edu Center...University, 6980 Jefferson Hwy, Baton Rouge, La 70806, USA Corresponding author The complex geochemistry of...2001). The purpose of the current study is to use new-generation detectors in synchrotron-based XANES to...tourmaline of a chlorite–tourmaline– hornblende paragneiss from Newry, Maine, USA. The paragneiss is from a pegmatitic...and is composed of acicular, brown-green magnesio-hornblende– actinolite crystals intergrown with deep-green |  | | Journal (article/letter/editorial) | | to classifying these chloritic metadiabases. This new date has three important implications: 1) it gives...the Marquette Ac ce p Range Supergroup. This new date does not support more recently proposed synorogenic...(Huronian Supergroup) as far west as Minnesota, USA and western Ontario, Canada 15 (Animikie Group)...ce p te d M an University of Toronto, 22 Russell St., Toronto, Ontario, Canada, M5S 3B1 Page 2 of...employment of an electron microprobe and development of a new water-based 46 separation technique (Söderlund |  | | Journal (article/letter/editorial) | | ical data in recent years (e.g., Nicholls 1988; Russell A powerful yet commonly overlooked attribute of...OH),(tremolite), Ca,MgoAlAlSi,O,r(OH), (magnesio-hornblende),and NaCa,MgFeoAl,Si6O,,(OH), (hastingsite)...the mole fractions of tremolite (X'".) and magnesio-hornblende (X-*no, ) increase, the mole fraction of...additive component are solved simultaneouslyto yield a new set of equationsthat give the number of moles of...that are describedby the mole fractions of magnesio-hornblende, tremolite, and hastingsite cited above can |  | | Journal (article/letter/editorial) | | dioritic cumulates containing clinopyroxene, hornblende, biotite, plagioclase, Kfeldspar, and accessories...Space Sciences, SUNY Stony Brook, Stony Brook, New York 11794 202 RICHARD A. STERN AND GILBERT N. HANSON...mantlederived basic rocks, leaving garnet or hornblende in the residue (e.g., Arth & Hanson, 1972, 1975;...magmatism was different (Martin, 1986). Garnet and hornblende apparently played a much greater role in the...complex include foliated to gneissic biotite-hornblende tonalite, granodiorite, and quartz diorite. Diorite |  | | Journal (article/letter/editorial) | | al. 1968; Flanagan 1984) and SARM-1: granite (Russell 1968) were analysed with each batch to monitor... 3f) and has a composition (Table 3) of magnesio-hornblende (Fig. S2) according to classification scheme...in a magmatic system (Pearce 1968; Nicholls and Russell 1990). The stoichiometric amount of major elements...these ratios (Pearce 1968; Russell and Nicholls 1988; Nicholls and Russell 1990). Titanium is used as...pp. Oregon state University, Corvallis Baig MS, Lawrence RD, Snee LW (1988) Evidence for late Precambrian |  | | Journal (article/letter/editorial) | | University of Toronto, Toronto, ON, Canada MA b 22 Russell Street, Toronto, ON, M5S 3B1, Canada a TE Peter... NU temperature (T= 840 – 740 °C) are (magnesio-)hornblende. Amphiboles crystallized at MA intermediate...CE P pargasite at high temperature to (magnesio-)hornblende in dacitic liquids to cummingtonite in rhyolitic...composition towards tschermakitic and (magnesio-) hornblende. Consequently, the composition of amphibole...studied basaltic samples from the Soufriere volcano (St. Vincent, West Indies) that underwent a series of |  | | Journal (article/letter/editorial) | | journal homepage: www.elsevier.com/locate/sedgeo New geochemical results indicate a non-alpine provenance...provenance for the Alpine Spectrum (epidote, garnet, hornblende) in quaternary Upper Rhine sediment Julian Hülscher...river and some of its main tributaries. We use the new data to test the alleged Alpine provenance in the...Spectrum to the Rhine river. Amphibole, mostly Mg-hornblende, has an increasing TiO2 content from the south...indicates an input from the graben shoulders. The new data indicate that the so-called Alpine Spectrum |  | Fortey, N. J., Cooper, A. H., Henney, P. J., Colman, T., Nancarrow, P. H. A. (1994) Appinitic intrusions in the English Lake District. Mineralogy and Petrology, 51 (2) 355-375 doi:10.1007/bf01159737 | Journal (article/letter/editorial) | | District, are minor intrusions of calc-alkaline, hornblende-augite rich, dioritic to picritic bodies reminiscent...modelled as fractionation of olivine, augite, hornblende and chromite, and a similar process is inferred...Bridge-Mikrodiorit repr~isentativ. Er stellt einen variablen, Hornblende-reichen K6rper mit Einschlfissen yon Augit-porphyrischem...wird als eine Fraktionierung yon Olivin, Augit, Hornblende und Chromit modelliert, und ein ~ihnlicher Prozef3...bodies, which include the Dash and Barkbeth augite-hornblende meladiorites (formerly described as picrites |  | | Journal (article/letter/editorial) | | 37996–1410, USA 2 Department of Geology, Southern Illinois University, Carbondale, Illinois 62901, USA * Corresponding...Manitouwadge tremolite/ actinolite Nora hornblende tschermakite St. Paul's Rocks 0 0 0.5 1 1.5 2 2...Black Rock Forest, Dashkesan, Manitouwadge, Nora, and St. Paul’s Rocks localities are all described in specific...substitution and the Tschermak substitution to reach new root name compositions. In the edenite substitution...Tremolite/actinolite (no substitution) Magnesio-hornblende (one Tschermak substitution) Tschermakite |  | | Journal (article/letter/editorial) | | calc-alkaline andesitic to rhyodacitic rocks, whose new geochemical and petrological data suggest that they...Cyprus (Cameron, 1985; Portnyagin et al., 1997), New Georgia, Solomon Islands (Schuth et al., 2004) and...peculiar igneous sequence of Othris, we present new geological data, petrographic descriptions, mineral...and trace element chemistry analyses, as well as new Sm–Nd isotopic data. We will also use petrogenetic...(~40 vol.%), clinopyroxene (~55 vol.%), and magnesio-hornblende (~5 vol.%) (Fig. 2a), while subordinately |  | Koizumi, N., Okudaira, T., Ogawa, D., Yamashita, K., Suda, Y. (2016) Geochemical characteristics of hydrous basaltic magmas due to assimilation and fractional crystallization: the Ikoma gabbroic complex, southwest Japan. Mineralogy and Petrology, 110 (5) 639-662 doi:10.1007/s00710-016-0423-9 | Journal (article/letter/editorial) | | mainly of hornblende gabbros, hornblende gabbronorites, and hornblende leucogabbros. The hornblende leucogabbros...by low TiO2 and high CaO contents, whereas the hornblende gabbronorites have high TiO2 and low CaO contents...of the hornblende gabbronorites and hornblende gabbros are higher than those of the hornblende leucogabbros...The geochemical features of the hornblende leucogabbros and hornblende gabbronorites can be explained...between mafic magma and metasediment, whereas the hornblende gabbros were produced by a high degree of crustal |  | | Book (volume) | | Descriptive Mineralogy Vandall T. King Rochester, New York 14609 , Eugene E. Foord U S. Geological Survey...Philip Hauck Richard P. Hauck was born in Bloomfield, New Jersey on June 30, 1935. He has been actively involved...for the fate of the Sterling mine in Ogdensburg, New Jersey, and his intense interest in mining history...States Geological Survey in Reston, Virginia; the New York City Public Library; the Library of Congress;... The authors welcome input from people who have new information or old information that should have been |  | | Journal (article/letter/editorial) | | Oceanographic Institution, Woods Hole, MA 02543, USA Received March 7, 1990; revised version accepted...spectrometry (SIMS). The studied samples range from hornblende-gabbro through diorite to granitoid with an overall...order: felsic intrusives; aphyric hornblende diorite and gabbro; hornblende-phyric gabbro and cortlandite...pulse of hornblende-phyric magma was emplaced along the cores of the aphyric mafic sheets. Hornblende phenocrysts...zoned from Ti-rich magnesio-pargasite and hastingsite cores to magnesio-hornblende rims, contain olivine |  | | Report (chapter) | | service click here to receive free e-mail alerts when new articles cite this article Permission request click...University of Alabama, Box 870338, Tuscaloosa, AL 35487, USA 6 Geophysical Institute, University of Alaska Fairbanks...Drive, PO Box 757320, Fairbanks, AK 99775-7320, USA 7 Department of Geography, University of Cambridge...however, an observation flight later that day revealed new extrusion in the vent area. Subsequent growth continued...pumice in the 28 July 2008 explosion products was a new occurrence in the eruption. Aim of current work |  | | Journal (article/letter/editorial) | | Department of Geology, UniÕersity of Toronto, 22 Russell Street, Toronto, ON, Canada M5S 3B1 Received 30...An contents of 88–96. The amphiboles are magnesio-hornblende Table 2 Ion concentration data of fluid...peaks are related to the host quartz. to ferro-hornblende in composition following the classification of...Institute and State Univ., Blacksburg, Virginia, USA, pp. 231– 250. Burke, E.J.A., 1994. Raman microspectrometry...Institute and State Univ., Blacksburg, Virginia, USA, pp. 25–44. Cameron, W.E., Nisbet, E.G., Dietrich |  | | Book | | inerOOOOunse A Manual of New Mineral Names 1892-1978 A Manual of New Mineral Names 1892-1978 Edited...Library Cataloguing in Publication Data A manual of new mineral names, 1892-1978. 1. Mineralogy - Terminology...Street, Oxford ox2 6dp OXFORD LONDON GLASGOW NEW YORK TORONTO MELBOURNE WELLINGTON KUALA LUMPUR SINGAPORE...SALAAM CAPE TOWN Published in the USA by Oxford University Press, New York 2 Filmset in ‘Monophoto’ Times...Britain by Fletcher & Son Ltd, Norwich A Manual of New Mineral Names 1892-1978 Editors’ Foreword This work |  | Stanek, Klaus P., Maresch, Walter V., Scherer, Erik, Krebs, Martin, Berndt, Jasper, Sergeev, Sergey S., Rodionov, Nikolay, Pfänder, Jörg, Hames, Willis E. (2019) Born in the Pacific and raised in the Caribbean: construction of the Escambray nappe stack, central Cuba. A review. European Journal of Mineralogy, 31 (1) 5-34 doi:10.1127/ejm/2019/0031-2795 | Journal (article/letter/editorial) | | 199106 St. Petersburg, Russia 5 Auburn University, Faculty of Geoscience, Auburn, AL 36849, USA Abstract:...perspective to the existing data, we also present new Lu–Hf, U–Pb, Rb–Sr, and 40Ar/39Ar dates for key samples...overlying eclogite-bearing Montforte klippe (Fig. 2). New microanalytical mineral data and 40Ar/39Ar data (see...the rare incipient growth of biotite and magnesio-hornblende oriented in the main S2-foliation in some...Millán (1978) reported partial replacement of ‘‘hornblende’’ by glaucophane, riebeckite, and winchite in |  | Garihan, John M., Ranson, William A., Muthukrishnan, Suresh, Bridgeman, James L., Goforth, Tom (2012) Geologic Studies of the Inner Piedmont, Brevarrd Zone, and Blue RIdge, South Carolina and North Carolina. Field Trip Guidebook. Carolina Geological Society | Report (issue) | | Petrology of the Salem ultramafic body, Oconee County, South Carolina James L. Bridgeman and William...sediment transport in Twelve-Mile Creek, Pickens County, South Carolina Benjamin Douglass, William Chamlee...PIEDMONT, BREVARD ZONE, AND BLUE RIDGE OF THE CAROLINAS New geologic mapping of the Horse Shoe, Pisgah Forest...Transylvania Counties, North Carolina, Greenville County, South Carolina: A preliminary report Bart L. Cattanach...museum. 5 Henry was the publisher of the Tri- County News in Spruce Pine, NC. Apparently, Congressman |  | | Journal (article/letter/editorial) | | paragenesis oZivine(Ol)-enstatire(Opx)magnesia hornblende(Hbl)-green spine1 (Gspi) typical of most magnesian...formations ine( 01) - orthopyroxene( Opx) - hornblende (Hbl) - green spinel( Gspi) equilibrated in the...tops are nearly monomineralic, high-grade green hornblende metapicritic rocks grade into layered metapelites...assemblages clinopyroxene-hornblende-carbonate (Crb) and clinopyroxene-hornblende-oliw ine-green spine&carbonate...Mineral assemblages: *: chine-orthopymxene-magnesio hornblende-green spine1 (pleonaste); 0: olivine-clinopy |  | | Journal (article/letter/editorial) | | with the porphyritic granite. This suggests that a new mixing event occurred during the crystallisation...of mingling described in the literature represent new injections of mafic magma into a magma chamber where...disposition of tabular crystals of feldspars, hornblende prisms and biotite flakes,. In the Fazenda Nova...biotite and hornblende. Hammer’s head is about 12 cm wide. clase, biotite and hornblende. Sphene and...medium-grained matrix of plagioclase, quartz, K-feldspar, hornblende and biotite (Fig. 4). Sphene constitutes up to |  | Sepidbar, Fatemeh, Mirnejad, Hassan, Li, Jian-Wei, Ma, Changqian (2017) Mineral and stable isotope compositions, phase equilibria and 40Ar–39Ar geochronology from the iron skarn deposit in Sangan, northeastern Iran. Ore Geology Reviews, 91. 660-681 doi:10.1016/j.oregeorev.2017.08.029 | Journal (article/letter/editorial) | | Environmental Earth Sciences, Miami University, Ohio 45056, USA * E–mail: hmirnejad@ut.ac.ir; Tell: +98–21–61112959...study of the iron ores. In this paper, we present new petrographic, 40 Ar/39Ar geochronological and ...biotite from the granitoids in Sangan plots in the magnesio-biotite field (Fig. 5a). The amphibole from the...amphibole from the syenogranites plots in the magnesio-hornblende field (Fig. 6b). Chemical compositions of...Benito, Armbruster et al., 1998; Galore Creek, Russell et al., 1999) (Fig. 7a), garnet grains in the |  | Ma, Changqian, Li, Zhichang, Ehlers, Carl, Yang, Kunguang, Renjing Wang, (1998) A post-collisional magmatic plumbing system: Mesozoic granitoid plutons from the Dabieshan high-pressure and ultrahigh-pressure metamorphic zone, east-central China. Lithos, 45 (1) 431-456 doi:10.1016/s0024-4937(98)00043-7 | Journal (article/letter/editorial) | | middle Jurassic–early Cretaceous Ž160–120 Ma. hornblende quartz monzonitic, biotite monzogranitic, and...Žunpublished data.. Symbols of rock types: hbls hornblende; bt s biotite; nes nepheline; mon-dis monzodiorite;...and Pre- to early Cretaceous intrusive rocks. Hornblende from a lamprophyre dyke, which cuts Datong ŽDT...1. Table 5 Average compositions of selected hornblende analyses1 Group Pluton Sample SiO 2 TiO 2 Al...calculation of HB-PLAG temperature. 4 Aluminum-in-hornblende pressure estimates using the calibration of Schmidt |
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