 | | Journal (article/letter/editorial) | | 809-819 (2010) DOI : 10.3749/canmin.48.4.809 ÅKERMANITE BREAKDOWN TO A CUSPIDINE-BEARING SYMPLECTITE...SYMPLECTITE IN A CALC-SILICATE XENOLITH, KIGLAPAIT INTRUSION, LABRADOR, CANADA Brent E. OWENS§ Department of Geology...Geology, College of William and Mary, Williamsburg, Virginia 23187-8795, U.S.A. Daniel T. KREMSER Battelle...breakdown of åkermanite (XMg = 0.97, Na-mel12Gh3) in a calc-silicate xenolith in the Kiglapait Intrusion, Labrador...Labrador, Canada. The symplectite is dominated by aluminian diopside, cuspidine, and monticellite, but also |  | | Journal (article/letter/editorial) | | the Kiglapait Intrusion, Labrador BRENT E. OWENS* Department of Geology, College of William and Mary...of a xenolith and autolith swarm in the Lower Zone of the Kiglapait Intrusion, Labrador. All xenoliths...lighter-colored than the local troctolite host rock, and are surrounded by a 1–2 cm thick reaction zone of...monticellite + spinel, and one also contains åkermanite. Reaction zones are dominated by diopside and spinel. All...concentrations of Al2O3 (4–12 wt%), TiO2 (1–4 wt%), and calculated Fe2O3 (Fe3+ > Fe2+). In addition, clinopyroxene |  | | Journal (article/letter/editorial) | | system fayalite-albite-anorthite and the syenite problem S.A. Morse1,* and J.B. Brady2 1 Department of Geosciences...temperatures are very different: large for albite, and small for anorthite. In this experimental study,...show that ternary feldspars saturated with fayalite and Fe monoclinic pyroxene will crystallize at a 5 kbar...intrusions, Skaergaard and Kiglapait, and to illuminate the nature and origins of syenite and trachyte, which...Earth, possibly affecting the origin of anorthosite and syenite. Keywords: Fayalite, olivine, feldspar, fractionation |  | | Book | | scientific books, aiming at researchers, students, and everyone interested in geology. The series includes...peer-reviewed monographs, edited volumes, textbooks, and conference proceedings. It covers the entire research...structural geology, geomorphology, paleontology, and sedimentology. More information about this series...or in any other physical way, and transmission or information storage and retrieval, electronic adaptation...protective laws and regulations and therefore free for general use. The publisher, the authors and the editors |  | Pascal, M.-L., Katona, I., Fonteilles, M., Verkaeren, J. (2005) RELICS OF HIGH-TEMPERATURE CLINOPYROXENE ON THE JOIN Di CaTs WITH UP TO 72 mol.% Ca(Al,Fe3+)AlSiO6 IN THE SKARNS OF CICLOVA AND MAGUREAUA VATEI, CARPATHIANS, ROMANIA. The Canadian Mineralogist, 43 (3) 857-881 doi:10.2113/gscanmin.43.3.857 | Journal (article/letter/editorial) | | mol.% Ca(Al,Fe3+)AlSiO6 IN THE SKARNS OF CICLOVA AND MAGUREAUA VAT˛EI, CARPATHIANS, ROMANIA MARIE-LOLA...Ca-Tschermak (up to 24 wt.% Al2O3) and esseneite components occurs as veinlets and inclusions, in places associated...associated with kalsilite, in calcite and in wollastonite very close to the marble contacts of two shallow...complexes, Magureaua Vaţei, in the Apuseni Mountains, and Oraviţa–Ciclova, in Banat, both of Upper Cretaceous...emplaced at an early stage of the magmatic process and later recrystallized at high temperature (>800°C) |  | | Journal (article/letter/editorial) | | prediction and interpretation of refractive indices: Oxides and oxysalts Robert D. Shannon1 and Reinhard...Geowissenschaften, Klagenfurter Strasse, and MAPEX Center for Materials and Processes, D-28359 Bremen, Germany...hydroxyl-containing compounds, and ~175 moderately strong hydrogen-bonded hydroxyl-containing compounds and 35 minerals...volume in Å3, and c = 2.26, in conjunction with the polarizability additivity rule and a least-squares...[(H3O)+, (H5O2)+, (H3O2)–, ( H4O4)4–, ( H7O4)–], NH+4, and 4 anions (F–, Cl–, OH–, O2–). Anion polarizabilities |  | | Report (volume) | | William C. Luth has had a long and distinguished career in research, education and in the government. He was...was a leader in experimental petrology and in training graduate students at Stanford University. His efforts...Laboratory and at the Department of Energy's headquarters resulted in the initiation and long-term support...understanding fundamental geochemical processes and their applications to national problems is a continuous...continuous thread through both his university and government career. He retired in 1996, but his efforts |
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