| | Journal (article/letter/editorial) | INTRUSION, LABRADOR, CANADA Brent E. OWENS§ Department of Geology, College of William and Mary, Williamsburg...Intrusion, Labrador, Canada. The symplectite is dominated by aluminian diopside, cuspidine, and monticellite...monticellite, but also contains a calcic garnet (Grs70) and serpentine. Cuspidine approaches closely the ideal...clinopyroxene, 27% cuspidine, 21% monticellite, 9% garnet, and 9% serpentine. A reconstructed bulk-composition of...the adjacent åkermanite, with the exception of Na and Fe, which were probably mobile (or retained in residual | | | Journal (article/letter/editorial) | Kiglapait Intrusion, Labrador BRENT E. OWENS* Department of Geology, College of William and Mary, Williamsburg...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...calc-silicate xenoliths is diopside + forsterite + monticellite + spinel, and one also contains åkermanite...åkermanite. Reaction zones are dominated by diopside and spinel. All clinopyroxene compositions are “fassaitic | | | Journal (article/letter/editorial) | of Troctolitic and High Al Basaltic Magmas in Proterozoic Anorthosite Plutonic Suites and Implications...the Voisey’s Bay Massive Ni-Cu Sulfide Deposit JAMES S. SCOATES,† Department of Earth and Environmental...Avenue F.D. Roosevelt 50, B-1050 Brussels, Belgium AND JEREMY N. MITCHELL MS G730, NMT-11, Nuclear Materials...Alamos, New Mexico 87545 Abstract The Voisey’s Bay massive Ni-Cu sulfide deposit is contained within...to 1.29 Ga Nain Plutonic Suite, coastal Labrador, Canada, and represents a new setting for magmatic sulfide | | | 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 | | | 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 |
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