 | | Report (issue) | | granite pegmatite cutting amphibolites (Mt. Vasin-Myl’k, Russia); in a highly fractionated pegmatite (Animikie...(Animikie Red Ace pegmatite, Wisconsin, USA). Association: Microlite, stibiotantalite, holtite (Mt. Vasin-Myl’k...manganotantalite, wodginite, tantalian manganotantalite, elbaite (Animikie Red Ace pegmatite, Wisconsin, USA). Distribution:... Russia. In the Animikie Red Ace pegmatite, Pine River, Florence Co., Wisconsin, USA. Name: For TANTalum...Tantite Ta2 O5 – a new mineral from granitic pegmatites of the Kola Peninsula. Mineral. Zhurnal, 5(3) |  | Sirbescu, M.-L. C., Leatherman, M. A., Student, J. J., Beehr, A. R. (2009) APATITE TEXTURES AND COMPOSITIONS AS RECORDS OF CRYSTALLIZATION PROCESSES IN THE ANIMIKIE RED ACE PEGMATITE DIKE, WISCONSIN, USA. The Canadian Mineralogist, 47 (4) 725-743 doi:10.3749/canmin.47.4.725 | Journal (article/letter/editorial) | | CRYSTALLIZATION PROCESSES IN THE ANIMIKIE RED ACE PEGMATITE DIKE, WISCONSIN, USA Mona-Liza C. SIRBESCU§, Mark...314 Brooks Hall, Mount Pleasant, Michigan 48859, USA Alison R. BEEHR Department of Earth and Planetary...63130-4862, USA Abstract Unidirectional and skeletal textures in the thin inward-crystallizing Animikie Red...Red Ace (ARA) pegmatite dike, in northeastern Wisconsin, suggest rapid, disequilibrium crystallization of...of the outer zones as the pegmatite-forming magma came in contact with much cooler country-rocks. The |  | | Journal (article/letter/editorial) | | crystallization of the Animikie Red Ace Pegmatite, Florence county, northeastern Wisconsin: inclusion microthermometry...evaluated the crystallization regime of a zoned pegmatite dike and the degree of magma undercooling at the...assemblages. The liquidus temperature of the pegmatite magma was *720°C, based on re-melting of crystallized-melt...exsolved from hotter, still crystallizing inner pegmatite units. The huge temperature contrast between the...inclusion assemblages Microthermometry LCT pegmatite Numerical simulation Undercooling Communicated |  | | Journal (article/letter/editorial) | | DISTRIBUTION IN COLUMBITE-TANTALITE FROM THE MOREFIELD PEGMATITE, AMELIA, VIRGINIA. J. M Ayer.s and L. E. Kearns...Columbite-tantalite crystals from the Morefield pegmatite in Amelia County, Virginia, were analyzed for Ta, Nb,...from fifty-seven sites along the 65.9 meters of pegmatite exposed at the 6O-foot mine level. The analyses...ratios show no trends along the length of the pegmatite, but the samples tend to be more Ta-rich near...NIOBIUM-TANTALUM MINERALS FROM THE ANIMIKIE RED ACE PEGMATITE, FLORENCE COUNTY, WISCONSIN. A. U. Foister, W. B. Simmons |  | | Journal (article/letter/editorial) | | 165 THE LATE-STAGE MINIFLOOD OF Ca IN GRANITIC PEGMATITES: AN OPEN-SYSTEM ACID-REFLUX MODEL INVOLVING PLAGIOCLASE...Abstract As Richard H. Jahns used to say, granitic pegmatites are prone to stew in their own juice. The early...country rock, mostly from the apical parts of zoned pegmatites. There, it interacts with plagioclase in any...envision a convecting fluid phase cycling around the pegmatite body, and a reaction path that brings the acidified...acidified fluid back into the heart of the pegmatite. There, it is aggressive toward the microcline perthite |  | | Journal (article/letter/editorial) | | Jeffrey Scovil photo. July/August: Calcite, Gallatin County, Mon tana. American Museum of Natural Histo ry...September/October: Chalcocite, Flambeau mine, Ladysmith, Rusk County, Wiscon sin. F. John Barlow specimen, Malcolm...November/December: Chalcocite, Bristol, Hartford County, Connecticut. Jim Minette specimen, Jeffrey Scovil...Springs, 154-70 Arsenopyrite, Connecticut, 128; Wisconsin, 338 Art, see Robinson, S. Ayers, J . M., see...Contributed Papers in Specimen Mineralogy Azurite, Wisconsin, 338 Babcock, L . E . , see Media Reviews Babingtonite |  | | Journal (article/letter/editorial) | | minerals and cassiterite from the Black Mountain pegmatite, Maine MICHAEL A. WISE* and CATHLEEN D. BROWN...Smithsonian Institution, Washington, DC, 20560, USA *Corresponding author, e-mail: wisem@si.edu Abstract:...Ta-,Sn-oxide minerals from the Black Mountain pegmatite has revealed the presence of discrete crystals...fractionation as commonly observed in F-enriched granitic pegmatites. Micrograins of CGM typically show higher Ta/(Ta...Key-words: cassiterite, columbite-group minerals, pegmatite, Black Mountain, Maine. 1. Introduction and |  | | Journal (article/letter/editorial) | | Sciences University of Wisconsin-River Falls 410 South Third Street River Falls, Wisconsin 54022 his is Wisconsin’s... breweries, bratwurst, and Packers football, Wisconsin also has a diverse geology and a history rich...forgotten, abandoned, and overgrown. In this respect, Wisconsin represents a frontier state for the mineral collector...quarry in Racine (Scovil 1994), the pegmatites of Florence County (Koehier 1989) and the Wausau area (Falster...summarizes and highlights what has been found in Wisconsin in the past 150 years and points the way to new |  | Černý, P., Teertstra, D. K., Chapman, R., Selway, J. B., Hawthorne, F. C., Ferreira, K., Chackowsky, L. E., Wang, X.-J., Meintzer, R. E. (2012) Extreme fractionation and deformation of the leucogranite-pegmatite suite at Red Cross Lake, Manitoba, Canada. IV. Mineralogy. The Canadian Mineralogist, 50 (6) 1839-1875 doi:10.3749/canmin.50.6.1839 | Journal (article/letter/editorial) | | FRACTIONATION AND DEFORMATION OF THE LEUCOGRANITE – PEGMATITE SUITE AT RED CROSS LAKE, MANITOBA, CANADA. IV. MINERALOGY...pegmatitic leucogranites and pegmatites populate the Red Cross Lake pegmatite field, located in a greenstone...Canadian Shield. Most of the leucogranites and pegmatites are geochemically rather primitive, but one of...lithiumenriched, and the most evolved lepidolite-rich pegmatites represent the most fractionated products of granitic...differentiation known to date. The lepidolite pegmatites consist mainly of albite, quartz and muscovite |  | Martins, T., Lima, A., Simmons, W. B., Falster, A. U., Noronha, F. (2011) GEOCHEMICAL FRACTIONATION OF Nb-Ta OXIDES IN Li-BEARING PEGMATITES FROM THE BARROSO-ALVAO PEGMATITE FIELD, NORTHERN PORTUGAL. The Canadian Mineralogist, 49 (3) 777-791 doi:10.3749/canmin.49.3.777 | Journal (article/letter/editorial) | | OF Nb–Ta OXIDES IN Li-BEARING PEGMATITES FROM THE BARROSO–ALVÃO PEGMATITE FIELD, NORTHERN PORTUGAL Tânia...University of New Orleans, New Orleans, Louisiana 70148, USA Fernando NORONHA Geology Centre, and Department...Portugal Abstract The Barroso–Alvão granitic pegmatite field, located in northern Portugal, is known...Li-bearing pegmatites, especially spodumene- and petalite-bearing bodies. Recent work on this pegmatite field...field characterized other types of pegmatites, and complex mineralization and mineral associations. Minerals |  | | Journal (article/letter/editorial) | | Scandium-bearing minerals from the Heftetjern-pegmatite, Tørdal, south Norway Roy Kristiansen At the...type locality at Heftet jern in Tørdal, in the county of Telemark, Norway. New data of Scandium-minerals...the mineral is reported mostly from granitic pegmatites, but also from carbonatites, greenstone, volcaniclastic...grey Sc-AI-silicate from the Animikie Red Ace pegmatite in Wisconsin,USA, by Falster et al. (1996); 3)...complete description of the mineralogy of the pegmatite is not provided except for an updated list of |  | | Journal (article/letter/editorial) | | AN LCT-SUITE PEGMATITE WITH LATE-STAGE SODIUM ENRICHMENT, BRAZIL LAKE, YARMOUTH COUNTY, NOVA SCOTIA....Brazil Lake granitic pegmatite, a rare occurrence of an LCT-type (Li–Cs–Ta) pegmatite in the Meguma Terrane...Group. Previous mineralogical studies showed the pegmatite formed in two distinct stages, an early spodumene...tourmaline) provide insight into the origin of the pegmatite-forming melt and its subsequent internal evolution...metasedimentary source and suggest, instead, that the pegmatite-forming melt originated via partial melting of |  | | Journal (issue) | | Norway 8th International Symposium on Granitic Pegmatites Pre-conference excursion Tysfjord-Hamarøy PEG2017...PEG2017 8th International Symposium on Granitic Pegmatites Pre-conference excursion - Tysfjord-Hamarøy...in southwestern Fennoscandia: Backdrop to the pegmatite fields of southern Norway……………………………………………………………………………………...REE) concentration in rare-element granites and pegmatites from Russia………………………………………………………………..4 BARROS...MENUGE, J.F., ZACK, T. Rb-Sr studies of spodumene pegmatites and associated rocks in Leinster, Ireland…………………8 |  | | 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 • Tourmaline...is adorned at its center with a large, polished, red tourmaline. The crown is housed at the Hradschin...Tourmaline . . ......... 68 Maximilian Glas • Pegmatites - An Overview .............70 William B. Simmons...pearls. The large (39.5 x 36.5 x 14 mm), bright red stone in the center of the front of the crown was |  | Gaines, Richard V., Skinner, H. Catherine W., Foord, Eugene E., Mason, Brian, Rosenzweig, Abraham, King, Vandall T. (1997) Dana's New Mineralogy (8th ed.) Wiley-Interscience. p.1872 | Book (edition) | | Montrevel-en-Bresse, Ain, France. F. John Barlow: Appleton, Wisconsin. Peter Bayliss: Mineralogy, Australian Museum...accordance with whether the indices are greater for red or violet light, but the notation — may also refer...Granite pegmatites, including their oxidized and/or hydrothermally altered phases Syenitic pegmatites Massive...SC SD TN TX UT VT VA Washington West Virginia Wisconsin Wyoming WA WV WI WY Provinces, Canada AB Alberta...Mineralogist ISM V. C. Farmer, ed. The Intfra-red Specira of Minerals, Monograph 4, Mineralogical Society |
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