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| | Journal (article/letter/editorial) | | University of Manitoba, Winnipeg, Manitoba R3T 2N2, Canada
T. Scott ERCIT
Research Division, Canadian Museum...Museum of Nature, Ottawa, Ontario K1P 6P4, Canada
Sten-Anders SMEDS
Department of Earth Sciences, Uppsala...Columbia, Vancouver, British Columbia V6T 1Z4, Canada
Ron CHAPMAN
Department of Geological Sciences...University of Manitoba, Winnipeg, Manitoba R3T 2N2, Canada
Abstract
Niobiumātantalum-oxide minerals from...the partitioning of Zr versus Hf. In individual pegmatite bodies, no systematic changes
in Zr + Hf or Zr/Hf | š Image
| | Journal (article/letter/editorial) | | CHEMICAL EVOLUTION OF THE BLACK MOUNTAIN GRANITIC PEGMATITE, MAINE CATHLEEN D. BROWNĀ§ AND MICHAEL A. WISE...crystallization history of the Black Mountain granitic pegmatite, near Rumford, western Maine, is evaluated using...compositions of rock-forming and accessory minerals. The pegmatite is strongly zoned; the zonation developed from...consolidation of a rare-element-enriched melt. Field and trace-element data show that the wall zone crystallized...Cs and F occurred during the latest stage of pegmatite crystallization prior to core development. Late | š Image
| | Journal (article/letter/editorial) | | petrology and geochemistry of the Sebago
graniteāpegmatite system, southern Maine, USA
Michael A. Wise*,...homogeneous, two-mica granite situated in the Oxford pegmatite field,
southwestern Maine. Surrounding the pluton...graphic K-feldspar, sodic aplite and potassic pegmatite pods
hosting rare tourmaline, beryl and columbiteātantalite...columbiteātantalite. Over 100 granitic pegmatite bodies (Sebago Pegmatite Group
ā SPG) intrude the outer portions...neighboring granitoids and metasedimentary rocks. The pegmatite
population includes mineralogically simple to |
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