 | | Journal (article/letter/editorial) | | Amsterdam 163 A new ferrosilite and Fe-pigeonite occurrence in the Reading Prong, New Jersey, USA Davis...1993) LITHOS ABSTRACT Ferrosilite and Fe-rich pigeonite have been discovered as discrete grains and as...terranes, pyroxenes such as ferrosilite or Fe-rich pigeonite are much less abundant (Lindsley and Munoz, 1969)...have established that ferrosilite a n d / o r Fe-pigeonite coexisting with fayalite, quartz and hedenbergite...discusses the significance of an occurrence of ferrosilite and Fe-rich pigeonite with fayalite, hedenbergite |  | Kapenda, D., B. Kampunzu *, , B. Cabanis, A., Namegabe, M., Tshimanga, K. (1998) Petrology and geochemistry of postkinematic mafic rocks from the Paleoproterozoic Ubendian belt, NE Katanga (Democratic Republic of Congo) Geologische Rundschau, 87 (3) 345-362 doi:10.1007/s005310050214 | Journal (article/letter/editorial) | | sustained by the trace-element compositions (e.g., occurrence of mafic magmas with high Th/Ta and La/Ta values;...59-0.34 (interstitial) Usp 3-2 Hem 4-0 Magnetite Ilmenite 3% Mg#:0.64-0.26 (interstitial) 5% Mg#: 0.33-0...(augite) to Ca-poor types (subcalcic augite and pigeonite). The pyroxenes define a trend typical of tholeiitic...Calculations for the clinopyroxene-liquid and pigeonite-augite thermometers (Kretz 1982) lead to equilibrium...tholeiites. Magnetite is ubiquitous and coexists with ilmenite in the different mafic rocks and in ferro-dioritic |  | | Book | | Domains in the Paleoproterozoic Trans-Hudson Orogen, Canada D. T.A.Symons, C.D.MacKay ....................... F and Mo was found to be direct relation, while Co, Sr, Eu, and Ba was found to be a weak correlation...14.00 131.0 1679 31.00 09.00 06.10 66.00 211.0 Ni Co Sc Cu Pb Mo Rb Ba Sr Ta Nb 'II T1 Y Th U F C1 05...Younger granite "Phase II" (Akaad et aI., 1979). Cr Co N! Zr V Ta Vb Y Rb Nb U Ba Sr 7~.O4 SI01 TI01...fonn direct relation with uranium content while with Co, Sr, Eu, and Ba have not well correlation. Also, |  | | Journal (article/letter/editorial) | | partitioning Ah-d, R. and Wilson, C. J. L. Microstructural Hill, Australia data from two Svecokarelian relationships...[1977]: 163-172 Ashley, P. M., Cook, N. D. J., Hill, R. L. and Kent, A. J. R. Shoshonitic lamprophyre...H. The granulite-eclogite facies transition; occurrence in the Bergen arcs. western Norway a comparison...belt and a 20(2) [1987]: 182-185 Barnes, S. J. see Hill, R. E. T. 34(l-3) [1995]: 159-188 Barnes, S.... Barton, M. see Cribb, J. W. Bass, Manuel N. Occurrence 181-197 of transitional 5(l) [1971]: 57-67 |  | | Journal (article/letter/editorial) | | phases are chromite, ulv€ ospinel, magnetite, ilmenite, sulfides, phosphates, and glass. The studied...olivine, 27 vol% low-Ca pyroxene (orthopyroxene + pigeonite), 36 vol% high-Ca pyroxene (augite), and 16 vol%...for olivine, pyroxene, maskelynite, spinel, and ilmenite, respectively. – = data not available. Abbreviations:...Abbreviations: Sh = shocked; Opx = orthopyroxene; Pig = pigeonite; Aug = augite; An = anorthite. sharp core-rim...Tissint exhibits positive slope (Fig. 6). The Ni-Co trend in the olivine-phyric and lherzolitic shergottites |  | | Report (issue) | | Geological Survey of Canada GSC-Québec, 880 Chemin Sainte-Foy Québec, Québec G1S 2L2 Canada James M. McLelland...Stratigraphic—Proterozoic. 2. Geology—East (U.S.) 3. Geology—Canada, Eastern. I. Tollo, Richard P. II. Memoir (Geological...Damian Nance, and J. Duncan Keppie 135 7. A Ni-Cu-Co-PGE massive sulfide prospect in a gabbronorite dike...the Carthage-Colton shear zone: Data from the Dana Hill metagabbro body, Adirondack Mountains, New York...geochronology and geochemistry of a portion of the Mars Hill terrane, North Carolina– Tennessee: Constraints |
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