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| Wise, M. A., Francis, C. A., Cerny, P., Wise, M. A., Francis, C. A., Cerny, P. (2012) Compositional and Structural Variations in Columbite-Group Minerals from Granitic Pegmatites of the Brunswick and Oxford Fields, Maine: Differential Trends in F-poor and F-rich Environments. The Canadian Mineralogist, 50 (6). 1515-1530 doi:10.3749/canmin.50.6.1515 | Journal (article/letter/editorial) | | PEGMATITES OF THE BRUNSWICK
AND OXFORD FIELDS, MAINE:
DIFFERENTIAL TRENDS IN F-POOR AND F-RICH ENVIRONMENTS...field and the Central Maine Synclinorium of the Oxford
pegmatite field, in Maine, are intruded by numerous...(Nb,Ta)-bearing phases. Generally, the CGM from Maine are hosted by pegmatites characterized by a
LCT...pegmatites with NYF (Nb–Y–F) characteristics (e.g., Topsham
area of the Brunswick pegmatite field). Significant...trends, fluorine, Brunswick field, Orford field, Maine.
Introduction
As the primary carriers of Nb and | 👁 Image
| | Book (volume) | | 0
n101ercai o
of Maine
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Volume...History, Gems, and Geology
edited by Vandall T. King
Maine Geological Survey
DEPARTMENT OF CONSERVATION
Robert...Robert G. Marvinney, State Geologist
of Maine
Volume 2: Mining History, Gems, and Geology
Edited by...Resources Information, Maine Geologi,cal Survey
Robert G Marvinney, State Geologist
Maine Geological Survey...DEPARTMENT OF CONSERVATION
2000
Copyright ©2000 by the Maine Geological Survey, Department of Conservation. All | 👁 Image
| | Book (volume) | | Mineralogy
by Vandall T. King and Eugene E. Foord
Maine Geological Survey
DEPARTMENT OF CONSERVATION
Walter...Resources Information, Maine Geological Survey
Walter A. Anderson, State Geologist
Maine Geological Survey...DEPARTMENT OF CONSERVATION
1994
Copyright ©1994 by the Maine Geological Survey, Department of Conservation. All...Cover photograph:
Fluorapatite, Pulsifer quarry, Auburn, Maine (2.2 cm specimen),
Harvard Mineralogical...Wendell E. Wilson, ©1985.
The laws and policies of Maine and the United States prohibit
discrimination in | 👁 Image
| | Report (issue) | | and gold deposition in the Betze deposit, Eureka
County, Nevada
M. B. Woitsekhowskaya and S.G. ftters....mineralization of the Eocene Tuscarora Volcanic Field, Elko County, Nevada
ChristopherD. Henry, DavidR. Boden, andStevenB...magmatism of the
Tuscarora volcanic field, Elko County, Nevada, and
implications for Carlin-type mineralization...mineralization of the Eocene Tuscarora Volcanic Field,
Elko County, Nevada, in Tosdal, R.M., ed., Contributions to...and gold deposition in
the Betze deposit, Eureka County, Nevada in Tosdal, R.M.,
ed., Contributions to | 👁 Image
| Lederer, Graham W., Cottle, John M., Jessup, Micah J., Langille, Jackie M., Ahmad, Talat (2013) Timescales of partial melting in the Himalayan middle crust: insight from the Leo Pargil dome, northwest India. Contributions to Mineralogy and Petrology, 166 (5) 1415-1441 doi:10.1007/s00410-013-0935-9 | Journal (article/letter/editorial) | | University of California,
Santa Barbara, CA 93106, USA
e-mail: grahamlederer@umail.ucsb.edu
M. J. Jessup...Sciences,
University of Tennessee, Knoxville, TN 37996, USA
J. M. Langille
Department of Environmental Studies...University of North Carolina, Asheville, NC 28804, USA
T. Ahmad
University of Kashmir, Hazratbal, Srinagar...deformation, and chemical composition.
Nineteen granite samples were collected from eight
different localities...an early pegmatite (LP09158), a medium-grained granite (LP09-157 and LP09-167), and a late
pegmatite (LP09-166) | 👁 Image
| | Report (issue) | | ___ _______________________ _______ _
Fauquier County ____ ______ ______ _____ _____ _
Franklin ____...properties _________ .. _____________ _
Halifax County ______ - _____ - __________ ~- _'- __ _
Virgilina..._____ _ ____ __ ... _________________ _
Orange County-· ___________________________ _
Melville ____ -...________ _________________________ _
Pr~nce William County _____________________ _
Crawford _____________________..._____________________ ·- _______ _
Spottsylvania County- __ -- - - - --- 7 - - - - - - - - - - United States ________________ | 👁 Image
| | Book (edition) | | of Jerome, Arizona— Copjier deposits of Shasta County, California
—The copper deposits of Britannia...Zones of supergene deposition —^Enrichment at Granite-Bimetallic mine — Enrichment at Georgetown— Enrichment...compressibility of rocks indicates that the
upper layer is granite, that the intermediate layer may be basalt (glassy...not of economic importance comprise pegmatite, granite, pitch-
and porphyries of various kinds. The presence...indefinitely in depth, though hard
rocks like granite will sustain very heavy loads. The experiments | 👁 Image
| | Report (issue) | | in the advancement of geological knowledge
in the USA. However, although the Federal Government in 1927...mining fields.
Other newcomers were taken from the USA and included Roland Blanchard who was a pioneer of...potential.
In Victoria, geologist Lewis Weeks, from the USA, provided the expertise and stimulus leading to the...from represen‘tations, by the United Kingdom and USA, to the Federal Government for
supplies for military...producing countries
including Australia, Canada and the USA. At the same
time, a significant reduction in gold |
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