 | | Journal (article/letter/editorial) | | A,S. Fnlnr Lamont-Doherty Geological Observatory and Department of Geological Sciences,Columbia University...dike from the Nain Complex and an averagehigh-Al gabbro composition from the Harp Lake Complex. Experiments...the whole set of anorthositic dike compositions and may be causedby open-system crystallization. The...gabbro composition has plagioclase,orthopyroxene,and highCa pyroxenein its liquidus at 11.5 kbar. Ort...similar in major and minor element composition to the most aluminous orthopyroxene megacrysts,and liquidus |  | | Journal (article/letter/editorial) | | Califurnia90024 AND A. L. BOerrcspn Institute of Geophysicsand Planetary Physics and Departmentof Earth and SpaceSciences...magnesium on th€ relative stabilities of ferrosilite-rich orthopyroxene and fayalitic olivine + quartz has been...9.5, and 10.8kbar at 800o,9fi)", and lfi)0oc, respecI1.0, and 12.4kbar, FsgoEnro below 6.1 and 7.3 kbar...Fq5Enrs below ?.8 and 9.1 kbar, and Fs6oEn2s l000oc, respectively.FaerFo5+ quartz and Fa"oForo+ quartz...olivitre+ quartz above7.4,8.7,and 10.0kbar and 5.4,6.7, and8.1kbar at 8fi), 9fi) and lOO0oC' respectively.Electron |  | | Journal (article/letter/editorial) | | Earth and Planetary Science Letters, 47 (1980) 11-20 © Elsevier Scientific Publishing Company, Amsterdam...BOETTCHER 2, WAYNE A. DOLLASE 3 and ERIC J. ESSENE 1 1 Department of Geology and Mineralogy, University o f...2 Institute of Geophysics and Planetary Physics and Department of Earth and Space Sciences, University...Angeles, CA 90024 (U.S.A. ) 3 Department of Earth and Space Sciences, University of California at Los Angeles...The effect of manganese on the stability of ferrosilite relative to fayalite + quartz has been experimentally |  | | Journal (article/letter/editorial) | | Contributions to Mineralogy and Petrology Contrib Mineral Petrol (1983) 83:52-61 9 Springer-Verlag...Investigation and Application of Garnet Granulite Equilibria S.R. Bohlen 1, V.J. Wall 2, and A.L. Boettcher...Boettcher 3 1 Institute of Geophysics and Planetary Physics, University of California, Los Angeles, Los Angeles...3 Institute of Geophysics and Planetary Physics and Department of Earth and Space Sciences, University...on the as- semblages olivine-plagioclase-garnet and orthopyroxeneplagioclase-garnet-quartz have been |  | | Journal (article/letter/editorial) | | Assemblages in Rocks Associated with the Nain Anorthosite Massif, Labrador by DOUGLAS SMITH Department of Geological...pyroxene rich in the ferrosilite component (FeSiO3) are sensitive to pressure and temperature. Occurrences...of such pyroxenes together with fayalitic olivine and quartz are of particular interest, since Ca-poor...equivalent assemblages containing silica and olivine. Ferrosilite-rich pyroxenes typically occur in the...anorthosite massifs. Some rocks about the Nain massif, Labrador, contain not only pairs of unusually iron-rich |  | | Journal (article/letter/editorial) | | Contributions to Mineralogy and Petrology Contrib Mineral Petrol (1982) 81 : 126-147 9 Springer-Verlag...1982 Geochemistry and R b - S r Geochronology of Associated Proterozoic Peralkaline and Subalkaline Anorogenic...Anorogenic Granites from Labrador Kenneth D. Collerson Research School of Earth Sciences, Australian National...Inlet - Flowers Bay area of Labrador are subdivided on the basis of petrology and geochemistry into three...aegirinesodic-calcic to sodic amphibole-bearing suite and a nonalkaline fayalite-pyroxene-bearing suite. The |  | | Journal (article/letter/editorial) | | Science Publishers B.V., Amsterdam 163 A new ferrosilite and Fe-pigeonite occurrence in the Reading Prong...Jersey, USA Davis A. Young and John Cuthbertson Department of Geology, Geography, and Environmental Studies...April 6, 1993; revised and accepted July 22, 1993) LITHOS ABSTRACT Ferrosilite and Fe-rich pigeonite have...have been discovered as discrete grains and as lamellae intergrown with hedenbergite in a fayalite-bearing...Oxygen fugacity varied from 10-12 to 10-17 bars and was no lower than one log unit below QFM. These data |  | Petrella, L., Williams-Jones, A. E., Goutier, J., Walsh, J. (2014) The Nature and Origin of the Rare Earth Element Mineralization in the Misery Syenitic Intrusion, Northern Quebec, Canada. Economic Geology, 109 (6) 1643-1666 doi:10.2113/econgeo.109.6.1643 | Journal (article/letter/editorial) | | Economic Geology, v. 109, pp. 1643–1666 The Nature and Origin of the Rare Earth Element Mineralization in...Northern Quebec, Canada Laura Petrella,1,† Anthony E. Williams-Jones,1 Jean Goutier,2 and Jeanette Walsh3...Ministère and Planetary Sciences, McGill University, 3450 University Street, Montreal, Quebec, Canada H3A 0E8...8449-2013-2014-01, 165 7éme Rue, Rouyn-Noranda, Quebec, Canada J9X 1Z8 3 Quest Rare Minerals Ltd., 1 Adelaide...Adelaide Street East, Suite 2500, Toronto, Ontario, Canada M5C 2V9 Abstract The Misery syenitic intrusion in |  | | Book | | Minerals and Rocks 21 Editor in Chief P. J. Wyllie, Pasadena, CA Editors A. El Goresy, Heidelberg W...Ashwal. p. cm. - (Minerals and rocks; 21) Includes bibliographical references and index.ISBN-13: 978-3-642-77442-3... reproduction on microfilm or in any other way, and storage in data banks. Duplication of this publication...Law of September 9, 1965, in its current version, and permission for use must always be obtained from Springer-Verlag...exempt from the relevant protective laws and regulations and therefore free for general use. Typesetting: |  | | Journal (article/letter/editorial) | | Contributions to Mineralogy and Petrology Contrib Mineral Petrol (1985) 89:69-80 9 Springer-Verlag...z barometry: refinement and application to the English River subprovince and the Minnesota River valley...Dexter Perkins III and Steve J. Chipera Department of Geology and North Dakota Mining and Mineral Resources...USA Abstract. Recent experimental, theoretical, and thermodynamic studies permit better calibration of...anorthite + ferrosilite Introduction If both reactions are applied using the same thermodynamic data and activity |  | | Journal (article/letter/editorial) | | Contributions to Mineralogy and Petrology Contrib Mineral Petrol (1984) 86:359-373 9 Springer-Verlag...experimental study of the partitioning of Fe and Mg between garnet and orthopyroxene Simon L. Harley * Department... Tasmania, Australia Glossary of abbreviations and symbols, a{= activity of component i in phase j;...j; alm=almandine; en=enstatite; fs=ferrosilite; ga=garnet; gr=grossular; AG~ state free energy change of...of reaction (1) at 1 bar and the T of interest, in cal/mole; AG~ state free energy change of the reaction |  | | Journal (article/letter/editorial) | | Babu ? D.J. Waters Phase relations of osumilite and dehydration melting in pelitic rocks: a simple thermodynamic...Thermodynamic modelling of (1) osumilite solid solutions and (2) dehydration melting in pelitic compositions within...is quite successful in reproducing the invariant and univariant reactions determined in experimental studies...thermodynamic models may be very useful in interpolating and extrapolating the limited information available from...monitored as a function of pressure, temperature and equilibrium phase assemblage for any desired bulk |  | | Journal (article/letter/editorial) | | Earth and Planetary Science Letters, 47 (1980) 1-10 © Elsevier Scientific Publishing Company, Amsterdam...REINVESTIGATION AND APPLICATION OF OLIVINE-QUARTZ-ORTHOPYROXENE BAROMETRY STEVEN R. BOHLEN * and ERIC J. ESSENE...ESSENE Department of Geology and Mineralogy, University of Michigan, Ann Arbor, MI48104 (U.S.A.) A.L...BOETTCHER Institute of Geophysics and Planetary Physics and Department of Earth and Space Sciences, University...700-1050°C, 10-16 kbar to determine the stability of ferrosilite (FeSiOa) relative to fayalite + quartz. Reaction |  | | Journal (article/letter/editorial) | | Geol. 85, 495-501, 1990 Finding of osumilite and andalusite ash layer in Niigata KATSUKI KUROKAWA*...Department of from the Pliocene KONISHI** Earth and , Faculty School of Central Japan YOSHIMI FUJIWARA***...Graduate Niigata Science of Education, 950-21, and Niigata Japan Technology , Niigata Niigata ***...marine have crystals from layer mudstone and and and ash Prefecture, Niigata 2-6cm thick. School...Osumilite are data for at osumilite and of osumilite and andalusite has not been reported from |  | | Journal (article/letter/editorial) | | standard state and solution properties of minerals II. Comparisons, predictions, and applications Received:...endmembers and solid solutions derived in Part I of this work are used to predict phase relationships and compositions...confidence in applications to both petrogenetic grid and thermobarometric calculations. The predicted position...Gt1Cd5Opx1Si1Qz occurs between 7.8 kbar – 7008 C and 10.6 kbar – 11008 C, in excellent agreement with...equilibrium reversals, and with thermobarometric results for both higher-P Opx1Si1Qz bearing and lower-P Cd bearing |  | | Journal (article/letter/editorial) | | for Fe-Mg-Ca Garnets and Refinements of the Orthopyroxene-Garnet Thermometer and the Orthopyroxene-Ga...lase-Quartz Barometer 1 Department of Geology and Geophysics, Indian Institute of Technology, Kharagpur...for Fe-Mg-Ca garnets constrained from calorimetric and phase equilibrium experiments provides the basis...for refining the orthopyroxene-garnet thermometer and the orthopyroxene-garnet-plagioclase-quartz barometer...data on Fe-Mg partitioning between orthopyroxene and garnet (Kawasaki & Matsui, 1983; Lee & Ganguly, 1988) |  | | Report (issue) | | ROCKS AND MINERALS FOR THE COLLECTOR Geological Survey of Canada Miscellaneous Report 58 Îles de la...the Island of Newfoundland, and Labrador Ann P. Sabina 2003 Geological Survey of Canada Miscellaneous...ROCKS AND MINERALS FOR THE COLLECTOR Îles de la Madeleine, Quebec, the Island of Newfoundland, and Labrador...in Right of Canada, 2003 Catalogue No. M41-8/58E ISBN 0-660-18932-1 Available in Canada from Geological...Geological Survey of Canada offices: 601 Booth Street Ottawa, Ontario K1A 0E8 3303-33rd Street N.W. Calgary |  | | Journal (article/letter/editorial) | | Petrol (1982) 81:240~251 Contributions to Mineralogy and Petrology 9 Springer-Verlag 1982 The Formation of...Metagabbros from the Adirondacks Craig A. Johnson 1 and Eric J. Essene Department of Geological Sciences...orthopyroxene, clinopyroxene, garnet, plagioclase and spinel, which can be related by the reactions: orthopyroxene...anorthite = garnet, and forsterite + anorthite = garnet occur together both in coronal and in equant textures...An2~49 and Sp16 ss- When they occur in the same rock, equant and coronal garnets are homogeneous and compositionally |  | | Journal (article/letter/editorial) | | Kiglapait mineralogy IV: The augite series S.A. MORSE1,* AND MALCOLM ROSS2,† 1 Department of Geosciences, University...Upper Zone of the Kiglapait layered intrusion, Labrador, span the range from En73 to En0, disposed about...is present. Titanium rises only slightly with Fe, and the acmite component is scattered near mole fraction...up-stratigraphy by that of pigeonite near (001), and the switch occurs at about the same augite composition...Exsolution of ilmenite in or near (100) and magnetite-ulvöspinel near the a and c directions in (010) produces |  | | Journal (article/letter/editorial) | | Ranch pluton, Laramie Anorthosite Complex, Wyoming: Petrology and mixing relations Ar,r.aNKor,xpn DoNar...DoNar,oH. LrNosr.nv Department of Earth and SpaceSciences,SrateUniversity of New York, Stony Brook, New...monzosyenite,and, at the top, porphyritic granite. A progressiveincreasein Fe/(Fe + Mg) and correspondingalkali...plagioclase, pyroxene,olivine, amphibole, and biotite. Maloin rock types and trends in mineral chemistry are similar...temperatureswere near 1000'C for fine-grained monzonites and 900950'C for monzosyenites,as estimated from pyroxenesand |  | | Journal (article/letter/editorial) | | KROT A, IVANOVA M. A AND WASSON J. T. (1993) The origin of chromitic chondrules and the volatility of Cr...Planet. Sci. Lett. 119, 569-584. KURAT G., HOINKES G. AND FREoRIKSSON K. (1975) Zoned Ca-Al-rich chondrule...Earth Planet. Sci. Lett. 26, 140-144. loFGREN G. E. AND LANIER A B. (1990) Dynamic crystallization study... Y. (1977) Chemical and petrographic constraints on the origin of chondrules and inclusions in carbonaceous...Geochim. Cosmochim. Acta 41,1843-1860. NAGAHARA H. AND KUSHIRO I. (1982) Calcium-aluminum-rich chondrules |  | | Journal (article/letter/editorial) | | garnet + quartz in the CaO-MgO-AlzOrSiO2 (CMAS) and MgO-Al2O3-SiO2 (MAS) systems have been experimentally...reversed in a piston cylinder apparatusat 10fi)-13fi)"C and 10-25 kbar. At high temperatures,garnet composition...orthopyroxene * anorthite, clinopyroxene * anorthite and clinopyroxene + sillimanite/kyanite as garnet progresses...sillimanitewas reversedat 1000"C(15.4kbar), ll50"C (17.0kbar) and 1300'C(18.8kbar). The sequenceof mineral assemblagesdeterminedin...compositions taking place in Reactions (6), (7) and (8), and due to the unavailability of accurate activity-composition |  | | Journal (article/letter/editorial) | | with coexistingpyroxenes* fayalite MnnuN J. Gorn' AND CoRNELTSKLErN Department of Geology, Indiana University...4 7405 Abstract At Heaney'sFind, Meier's Find, and Queen Victoria Rocks in the greenstonebelt terrain...magnetite,and minor hornblende and pyrrhotite. Fayalite is also present at Heaney's Find and Queen Victoria...contain hornblende,alrnandine,and minor biotite, plagioclase,ilmenite, magnetite,and pyrrhotite. Smooth, curved...suggestthat they are equilibrium assemblages.Actinolite and some grunerite with ragged boundaries against other |  | | Journal (article/letter/editorial) | | Taylor & Francis Informa Ltd Registered in England and Wales Registered Number: 1072954 Registered office:...authors and subscription information: http://www.tandfonline.com/loi/tigr20 The Banpur-Balugaon and Bolangir...Jana & Subhasish Das a a Department of Geology and Geophysics , Indian Institute of Technology , Kharagpur...Jana & Subhasish Das (1999) The Banpur-Balugaon and Bolangir Anorthosite Diapirs of the Eastern Ghats...platform. However, Taylor & Francis, our agents, and our licensors make no representations or warranties |  | | Journal (article/letter/editorial) | | Contributions to Mineralogy and Petrology Contrib Mineral Petrol (1989) 102:41-68 9 Springer-Verlag1989...S i O 2 Richard O. Sack 1 and Mark S. Ghiorso 2 1 Department of Earth and Atmospheric Sciences, Purdue...(olivine), 3.85+0.09 (garnet), 1.96_+0.13 (spinel), and 3.21_+0.29 kcals/gfw (biotite) 1. Applications of...activity of silica in melts forming in the mantle and we develop a graphical geothermometer/geobarometer...evaluation of these results suggests that accurate and realistic estimates of silica activity in melts derived |
|
