 | | Journal (article/letter/editorial) | | AND CHEMICAL EVOLUTION OF THE BLACK MOUNTAIN GRANITIC PEGMATITE, MAINE CATHLEEN D. BROWN§ AND MICHAEL...crystallization history of the Black Mountain granitic pegmatite, near Rumford, western Maine, is evaluated using...granitic pegmatite, internal zonation, Black Mountain, Maine, tourmaline, spodumene, lepidolite, columbite...pegmatite granitique de Black Mountain, prĂšs de Rumford, dans lâouest du Maine, fait lâobjet dâune Ă©valuation...pegmatite granitique, zonation interne, Black Mountain, Maine, tourmaline, spodumĂšne, lĂ©pidolite, columbite |  | | Journal (article/letter/editorial) | | GRANITIC PEGMATITES OF THE BRUNSWICK AND OXFORD FIELDS, MAINE: DIFFERENTIAL TRENDS IN F-POOR AND F-RICH...FRANCIS Mineralogical Museum, Harvard University, 24 Oxford Street, Cambridge, Massachusetts 02138, U.S.A....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...observed between the CGM from the Brunswick and Oxford pegmatite fields. Columbite-group minerals from |  | | Journal (article/letter/editorial) | | SVNPJHSQUARRY, GARLAND COUNTY, ARKANSAS. S. L. Hanson1, A. U. Falster2...pale green to dark green sequence, although Dunton quarry green tourmaline generally fluoresces in contrast...most green tourmalines worldwide. At the Dunton quarry, green tourmaline without adjacent red zones fluoresces...treating rubellite increased the brightness of Dunton quarry tourmaline. Hawkins, Mackinnon, and Schneeberger...(1995) published a chemical analysis of Dunton quarry elbaite and revealed that there was an equal concentration |  | | Report (issue) | | International, LLC P.O. Box 263, East Hampton, CT 06424, USA Phone 1.860.267.1512; fax 1.860.267.7225 www.lapisint...CHRISTIAN WEISE VERLAG, GERMANY AND LAPIS INTERNATIONAL, USA Tourmaline ⊠History ⊠Mineralogy âą Tourmaline........ 24 Ferdinand Damaschun âą Is There Really Black Tourmaline? ..... 30 Joachim Zang and Warde da Fonseca-Zang...nearly colorless through green, red, blue, brown and black. Acceptance of this variability lay in the fact...through successively stronger colors into blue black to black. As the concept of chemical zoning did not |  | | Journal (article/letter/editorial) | | Volume 90, pages 481â487, 2005 Mn-bearing âoxy-rossmaniteâ with tetrahedrally coordinated Al and B from...S.A. 3 Department of Geology, Miami University, Oxford, Ohio 45056, U.S.A. 4 Mineralogisches Institut...ABSTRACT Pink, Mn-bearing âoxy-rossmaniteâ from a pegmatite in a quarry near Eibenstein an der Thaya,...consistent with the measured distances. This âoxy-rossmaniteâ shows that it is possible to have significant...and [4]Al in an Al-rich tourmaline. The âoxy-rossmaniteâ from Eibenstein has the highest known Al content |  | | Book (volume) | | 0 n101ercai o of Maine j f·~ ....__ :,,. . - .._"' ..;. .. ~ L-- -~ \. âą .J_..::.; I 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 |  | | Show/Event (guide) | | during highway construction, Hull Township, Gatineau County, Quebec. P. M. Bellev, R. Rowe & M. Picard. 2:45...e " from the Harder Farm, Hammond, St. Lawrence County, NY. M. Lupulescu. 3:45 H i s t o r y of the Powers...Powers farm streamside veins, St. Lawrence County, New York. M. R. Walter & S. C. Chamberlain. 4:00 M...Louisa County, Virginia. L. E. Kearns & M. D. Dunn. 4:30 B l u e wavellite from the De Linde quarry, Garland...Garland, County, Arkansas. S. L. Hanson, A. U. Falster & Win. B. Simmons. 4:45 H a f n i a n zircon from |  | Diella, Valeria, Pezzotta, Federico, Bocchio, Rosangela, Marinoni, Nicoletta, CĂĄmara, Fernando, Langone, Antonio, Adamo, Ilaria, Lanzafame, Gabriele (2018) Gem-Quality Tourmaline from LCT Pegmatite in Adamello Massif, Central Southern Alps, Italy: An Investigation of Its Mineralogy, Crystallography and 3D Inclusions. Minerals, 8 (12) 593 doi:10.3390/min8120593 | Journal (article/letter/editorial) | | light blue, green, amber, brownish-pink, purple and black. Chemically, the tourmalines range from fluor-elbaite...fluor-elbaite to fluor-liddicoatite and rossmanite: these chemical changes occur in the same sample and affect...light blue, green, amber, brownish-pink, purple and black (Figure 1). Gem-quality tourmalines are present...sediments, at the northern slope of the Foppa mountain (2752 m) in a gully of Forcel Rosso (or âVallone...6 Synchrotron X-ray computed ”-tomography 9 âBlack quartzâ cavity Pink green Electron microprobe |  | | Journal (article/letter/editorial) | | X-site vacant tourmaline Rossmanite ââMg-foititeââ Foitite ââFluor-rossmaniteââ ââFluor-Mg-foititeââ ââFluor-foititeââ...ââFluor-foititeââ ââOxy-rossmaniteââ ââOxy-Mg-foititeââ ââOxy-Mg-ferri-foititeââ ââOxy-foititeââ ââOxy-ferri-foititeââ...Buergerite Dravite Dravite Elbaite Elbaite Rossmanite Rossmanite Grice and Ercit, 1993 Grice and Ercit...Oxy-dravite F-Elbaite F-Elbaite Rossmanite Check for Oxyrossmanite Rossmanite Check for Oxyrossmanite 11...75 25 (with dominant Z=Al, V=OH) 50 "Oxy-Rossmanite" 75 75 25 25 "Oxy-Mg-foitite" Mg-foitite |  | | Journal (article/letter/editorial) | | as lepidolite), and the tourmalines (elbaite, rossmanite, liddicoatite, and others; see London 2016)....Liddicoatite Lithiophilite Montebrasite Petalite Rossmanite Spodumene Triphylite Zinnwaldite Formula LiAlPO4F...becomes shale. Subsequent metamorphism during mountain-building events (e.g., the formation of the Alps...pegmatite composed of feldspars, quartz, muscovite, âblackâ tourmaline, and other common minerals. The composition..., London 2016). The relationships of ordinary âblackâ tourmalines (mostly solid solutions among schorl |  | Ertl, A., Rossman, G. R., Hughes, J. M., London, D., Wang, Y., O'Leary, J. A., Dyar, M. D., Prowatke, S., Ludwig, T., Tillmanns, E. (2010) Tourmaline of the elbaite-schorl series from the Himalaya Mine, Mesa Grande, California: A detailed investigation. American Mineralogist, 95 (1) 24-40 doi:10.2138/am.2010.3271 | Journal (article/letter/editorial) | | from gem pockets in the Himalaya mine, San Diego County, California, including a strongly color-zoned crystal...lepidolite, F contents in tourmaline decrease. The black core is a Mn-bearing âoxy-schorl.â The grayish-yellow...schorl-foitite at the pegmatite margin to elbaite-rossmanite-liddicoatite in the final stages of consolidation...tourmalines (elbaite, liddicoatite, olenite, âoxy-rossmaniteâ) showed that B substitutes for Si in significant...et al. 2000; Marler et al. 2000, 2002). âOxy-rossmanite,â with the 2+ 4+ Z formula X(o 0.53Na0.46Ca0 |  | Beurlen, H., de Moura, O. J. M., Soares, D. R., Da Silva, M. R. R., Rhede, D. (2011) Geochemical and geological controls on the genesis of gem-quality "Paraiba Tourmaline" in granitic pegmatites from northeastern Brazil. The Canadian Mineralogist, 49 (1) 277-300 doi:10.3749/canmin.49.1.277 | Journal (article/letter/editorial) | | metaconglomerates of the Neoproterozoic Equador Formation. Black comb-textured dravitic tourmaline in the border...yes yes yes Black tourmaline, yes yes yes yes yes yes no border zone (comb texture) Black tourmaline wall...mines, is the presence of strings of combtextured black tourmaline (usually dravite) between the border...281 three pegmatites. Several similar strings of black tourmaline (usually schorl) may follow inward, respectively...fan-like aggregates Fig. 2. Comb-textured dravite (black crystals) along the contact of the Quintos pegmatite |  | Pesquera, A., Gil-Crespo, P. P., Torres-Ruiz, F., Torres-Ruiz, J., Roda-Robles, E. (2016) A multiple regression method for estimating Li in tourmaline from electron microprobe analyses. Mineralogical Magazine, 80 (6) 1129-1133 doi:10.1180/minmag.2016.080.046a | Journal (article/letter/editorial) | | boundaries at Black Mountain and 1132 LITHIUM ESTIMATION IN TOURMALINE Mount Mica, southwestern Maine, USA...Prowatke, S. and Ludwig, T. (2005) Mn-bearing "oxy-rossmanite" with tetrahedrally coordinated At and B from...of pegmatite evolution; Bob Ingersoll Pegmatite, Black Hills, South Dakota. American Mineralogist, 71,...origin and evolution of the Berry-Havey pegmatite (Maine, U.S.A.). American Mineralogist, 100, 95â109. Slack |  | Simmons, William, Falster, Alexander, Webber, Karen, Roda-Robles, EncarnaciĂłn, Boudreaux, Andrew P., Grassi, Leah Rae, Freeman, Gary (2016) Bulk Composition of Mt. Mica Pegmatite, Maine, USA: Implications For the Origin of An Lct Type Pegmatite By Anatexis. The Canadian Mineralogist, 54 (4) 1053-1070 doi:10.3749/canmin.1600017 | Journal (article/letter/editorial) | | 1600017 BULK COMPOSITION OF MT. MICA PEGMATITE, MAINE, USA: IMPLICATIONS FOR THE ORIGIN OF AN LCT TYPE PEGMATITE...FALSTER, AND KAREN WEBBER Maine Mineral and Gem Museum, 99 Main St, Bethel, Maine 04217, U.S.A. ENCARNACIOÌN...Coromoto Minerals, LLC, 48 Lovejoy Road, South Paris, Maine 04281, U.S.A. ABSTRACT The Mt. Mica pegmatite is...composition, anatexis, Sebago Migmatite Domain, Maine. § Corresponding author e-mail address: wsimmons@uno...Most of the exposed bedrock of Maine is Paleozoic in age. Western Maine has been affected by several orogenic |  | | Journal (article/letter/editorial) | | Magnesio-foitite** G Mg 2 Al Al 6 Si6O 18 (BO 3) 3 (OH) 3 (OH) Rossmanite G Li Al2 Al6 Si6O 18 (BO 3)3 (OH)3 (OH) ____...distribution, and talc formation, northwest Adirondacks, USA. Neues Jahrb. Mineral., Monatsh., 201-211. Deer,...pegmatiteâcountry rock boundaries at Black Mountain and Mount Mica, southwestern Maine, USA. Eur. J. Mineral. 11, 281-294...from a tungsten-bearing vein at Copper Mountain, Taos County, New Mexico. Can. Mineral. 37, 1431-1438...and biotite in pelitic schists from northwestern Maine. Am. Mineral. 62, 438-448. Hatert, F. & Burke, E |  | | Journal (article/letter/editorial) | | Center, 100 East Boyd Street, Norman, Oklahoma 73019, USA Abstract Experiments with tourmaline-group minerals...elbaite Na[Li1.5 Al1.5 ]Al6 (BO3 )3 Si6 O18 (OH)3 O rossmanite G[LiAl2 ]Al6 (BO3 )3 Si6 O18 (OH)3 O liddicoatite...Synthesis and Decomposition Experiments Common âblackâ tourmaline can be regarded as a solid solution...been deduced from natural occurrences: common âblackâ or âbrownâ tourmaline has a wide field of stability...Ferric iron is an appreciable component of common âblackâ tourmaline (Mattson & Rossman 1984, Delaney et |  | | Show/Event (guide) | | K Joyce. 2:15 D i o p s i d e from the Atwater quarry area, Westfield, MA by W Shelton, G. W. Robinson...occurring in the Cartersville Mining District, Bartow County, Georgia by1..C. Gray. 4:30 A new site for gadolinite-(Y)...e x a h e d r a l faces on grossular from Inyo County, California by V. T King. 2 5:00 T w i n n e...over the past year along County Highway G east of Big Falls, Waupaca County, WI briefly exposed a series...New York. Talcville is located in St. Lawrence County, a famous mining region. Mining in the area started |  | Zhang, Aicheng, Wang, Rucheng, Li, Yiliang, Hu, Huan, Lu, Xiancai, Ji, Junfeng, Zhang, Hui (2008) Tourmalines from the Koktokay No.3 pegmatite, Altai, NW China: spectroscopic characterization and relationships with the pegmatite evolution. European Journal of Mineralogy, 20 (1) 143-154 doi:10.1127/0935-1221/2008/0020-1779 | Journal (article/letter/editorial) | | Astrochemistry and Planetary Sciences, Purple Mountain Observatory, Chinese Academy of Sciences, Nanjing...10515 Research Drive Suite 300, Knoxville, TN 37932, USA 3 Institute of Geochemistry, Chinese Academy of Sciences...rock, Altai, NW China. Black Fe-rich dravite in the altered country rock and black Fe-rich dravite + schorl-foitite...Fe3+ /Fe2+ ratio (0.35 and 0.30, respectively). Black elbaite-schorl in zones I to IV has a moderate degree...well-known granitic pegmatite located in the Altai Mountain, northwestern China. Tourmalines occur in most |  | | Journal (article/letter/editorial) | | inclusions and quartz from the Tin Mountain pegmatite in the Black Hills (Teng et al., 2006), where Li...Mineralogical Society of America, Chantilly, Virginia, USA. Dyar, M.D., Taylor, M.E., Lutz, T.M., Francis, C...pegmatite-country rock boundaries at Black Mountain and Mount Mica, southwestern Maine, U.S.A. European Journal of...Prowatke, S. and Ludwig, T. (2005) Mn-bearing âoxy-rossmaniteâ with tetrahedrally coordinated Al and B from...from a tungsten-bearing vein at Copper Mountain, Taos County, New Mexico. The Canadian Mineralogist, |  | | Journal (article/letter/editorial) | | early-crystallized, Li-poor outer zones, whereas elbaite-rossmanite locally Fe-enriched associated with abundant...PĂsek region, southern Bohemia; early-crystallized, black, Li-poor tourmaline from outer zones of lepidolite...Tourmaline morphology and mineral assemblages Black to brownish black tourmaline occurs in several distinct morphological...et al., 2002). Lithium-poor tourmaline (black to brownish black) examined describes merely part of geochemical...pegmatite-country rock boundaries at Black Mountain and Mount Mica, southwestern Maine, U.S.A. Eur. J. Mineral., |  | Siegel, Karin, Wagner, Thomas, Trumbull, Robert B., Jonsson, Erik, Matalin, Gabriella, WĂ€lle, Markus, Heinrich, Christoph A. (2016) Stable isotope (B, H, O) and mineral-chemistry constraints on the magmatic to hydrothermal evolution of the VarutrĂ€sk rare-element pegmatite (Northern Sweden) Chemical Geology, 421. 1-16 doi:10.1016/j.chemgeo.2015.11.025 | Journal (article/letter/editorial) | | approximately 11 km west of SkellefteĂ„, in VĂ€sterbotten County, Northeastern Sweden (Fig. 1). It is located within...assemblage dominated by albite, with minor muscovite and black tourmaline. Lens-shaped bodies of ïŹne-grained albitic...Tourmaline types Albite-tourmaline Border zone VTR-2 Black schorl Albitic aplite Wall zone VTR-21, VTR-38A...assemblage VTR-10, VTR-11 Black schorl (core), dark-blue (ïŹuor-) elbaite (rim) Black schorl (core), dark green...al. / Chemical Geology 421 (2016) 1â16 green to black book micas, albite and locally, tourmaline (for |  | | Book | | MineralogicalRecord.com I IIMORIITE-(Y) EUROPE FRANCE Trimouns quarry, Luzenac, Ariege. Operated for talc since the beginning...beginning of the 20th century, the Trimouns quarry became well known to collectors around 1990 for the...long (Marty, 2004 ). AFRICA widely in Litchfield County, where good crystals were taken from quartz veins...old dumps. In 1975-1976, Brunet collected sharp, black, flattened hexagonal ilmenite crystals to 7 .5 cm...region (Brunet, I 977b ). NEW YORK Amity, Orange County. At many isolated collected sites between the towns |  | | Book | | Minerals 2019, 9, 233 Li-rich tourmaline (elbaite-rossmanite and liddicoatite), blue and sherry topaz, transparent...Summaries 2007; U.S. Geological Survey: Reston, VA, USA, 2007; pp. 164â165. Beurlen, H.; Barreto, S.; Martin...Universty of California Los Angeles, Los Angeles, CA, USA, 1986; p. 215. Jardim de SĂĄ, E.F.; Legrand, J.M.;... Hagemann, S.G., Eds.; PACROFI VI: Madison, WI, USA, 1996; pp. 97â98. Collins, P.L. Gas hydrates in CO2...by the 40 Ar/39 Ar Method, 2nd ed.; Oxford University Press: Oxford, UK, 1999; p. 26. Ludwig, K.R. Users |  | Lussier, A. J., Abdu, Y., Hawthorne, F. C., Michaelis, V. K., Aguiar, P. M., Kroeker, S. (2011) Oscillatory zoned liddicoatite from Anjanabonoina, central Madagascar. I. Crystal chemistry and structure by SREF and 11B and 27Al MAS NMR spectroscopy. The Canadian Mineralogist, 49 (1) 63-88 doi:10.3749/canmin.49.1.63 | Journal (article/letter/editorial) | | wide); (3) dark green (~2 cm wide); (4) dark green-black (~0.7 cm wide). Each of these major color divisions...variations, and bordered by sharp, grayish green to black boundaries, each of which is inclined at ~45° to...(2006); black circles: Hughes et al. (2004); black diamonds: MacDonald & Hawthorne (1995); black triangle:...inverted white triangles: Lussier et al. (2008); black squares: Ertl et al. (2006); white squares: Ertl...country rock boundaries at Black Mountain and Mount Mica, southwestern Maine, U.S.A. Eur. J. Mineral. 11 |  | | Book | | Environmental Earth Science, Miami University, Oxford, OH, U.S.A. Franco Pirajno, Geological Survey of...account these mineralogical features, these dull black heavy mineral aggregates can successfully be used...Evolution of the Variscides Within the Alpine Mountain Range with Special Reference to Pegmatites .....The Variscan Massifs in the Alpine-Carpathian Mountain Range ..........................................Their Associated Pegmatites in the Swiss Alpine Mountain Range and the External Moldanubian Zone ..... |
|
Black Mountain Quarry, Rumford, Oxford County, Maine, USA