Crossword911.com crossword help

greisenized

Examples

  • The stock contains pegmatites as banded marginal stockscheiders and isolated pockets composed of large alkali feldspar and quartz, dark mica, interstitial fluorite, and euhedral topaz and beryl crystals. 4) beryl and quartz veins from greisenized porphyritic granite; and 5) fluorite from a. — “Directory of open access journals”,
  • Sample NC-2/1 is from the central part of greisenized fault zone, completely altered and of dark colour, while sample NC-2/3 was taken from greisenized adjacent part, about 25 cm from NC-2/1. Sample NC-2/3 is to suggest that the completely greisenized rocks as well as the. — “6”, idm.gov.vn
  • Greisens appear as highly altered rocks, partly coarse, crystalline granite, partly vuggy with miarolitic cavities, disseminated halide minerals such as fluorite, and occasionally metallic oxide and sulfide Greisenized granite: quartz-muscovite-topaz-fluorite, ± tourmaline (original texture of. — “Greisen”,
  • The Main Greisenized Zone of the massif (MGZ) is composed of the less evolved Li-siderophyllite g2d granite, granite and quartz-topaz rock from the Main Greisenized Zone of. — “Moura”, ojs.c3sl.ufpr.br
  • Chinese, Bolivian, Egyptian and Tasmanian tin projects are featured in this IM article. Hardrock tin deposits occur in greisenized granites. A USGS descriptive greisen model could be found at this. — “World Prospects - Tin - Mining Technology | TechnoMine”,
  • In greisenized granite, metasomatic addition of topaz and quartz is common. In greisenized and chloritized granite, practically all the albite has exsolved out and migrated to the grain boundaries, where. — “Magmatic and Postmagmatic Processes in Tin-mineralized”,
  • Criggan Mine (Criggan Consols), Criggan, Roche, St Austell District, Cornwall, England, UK : A tin mine, working two ENE-trending lodes, called Black Pepper Lode and Elcombe Lode, in greisenized granite from several open pits, most of which are. — “Criggan Mine (Criggan Consols), Criggan, Roche, St Austell”,
  • To review many abstracts, check the boxes to the left of the titles you want, and click the 'Get All Checked Abstract(s)' button. Multiseasonal and geobotanical approach in remote detection of albitized-greisenized areas in the Serra de Pedra Branca granitic massif, Goias. — “Economic Geology -- Table of Contents (1 December 1984, 79 [8])”,
  • An Atlas of Opaque and Ore minerals and their Associations Cassiterite, zircon and thorites in greisenized granite(a) Wittichenite. Supergene enrichment of copper ores(b-e) Wolframite. — “SME--VIRTUAL ATLAS OF OPAQUE AND ORE MINERALS”,
  • Greisenized Skiddaw Granite from a borehole is enriched in N (range of 17-225 ppm for whole rocks and white mica separates) The N concentrations and delta 15 N of the wall-rocks and greisenized granites, combined with C isotopic data (carbonate and carbonaceous matter) for the same rocks, are. — “Nitrogen-isotope record of fluid-rock interactions in the”,
  • Greisens appear as highly altered rocks, partly coarse, crystalline granite, partly vuggy with miarolitic cavities, disseminated halide minerals such as fluorite, and occasionally metallic oxide and sulfide Greisenized granite: quartz-muscovite-topaz-fluorite, ± tourmaline (original texture of. — “Greisen - Wikipedia, the free encyclopedia”,
  • This study shows the application of multispecral Landsat images in the discrimination of albitized-greisenized geobotanical associations adapted to the zones of metassomatically-altered rocks (albitized-greisenized. — “Canadian Journal of Remote Sensing, 2004 (Submitted)”, dsr.inpe.br
  • In greisenized and albitized granite. IMA Status: Approved IMA 1964 Transbaikalia (Zabaykalye), Eastern-Siberian Region, Russia Link to Location. — “Indium Mineral Data”,
  • Greisenized Skiddaw Granite from a borehole is enriched in N (range of 17–225 ppm for whole major element ***yses of three greisenized granite samples. — “Bebout-7925 pg 1495-1505”,
  • Abundant veins of quartz-topaz are characteristic of intensely greisenized zones. Greisenized skarn and apocarbonate greisen, also mostly tin deposits (but including beryllium and tungsten). — “greisen: Definition from ”,
  • Greisenized QFP; mineral identification needs verification Greisenized porphyritic rock. W ore. Central New Brunswick. Mt. Pleasant. quartz. feldspar. — “Specimens - UGA Economic Collection”, gly.uga.edu
  • Accessory columbite to tantalite, tapiolite and zircon: products of extreme fractionation in highly peraluminous pegmatitic granite from the Povazský Inovec Mountains, Western Carpathians, specialized granites, commonly rich in volatile elements (F, B, P), and their greisenized cupolas, in. — “Accessory columbite to tantalite, tapiolite and zircon”,
  • DESCRIPTION Disseminated cassiterite, and cassiterite-bearing veinlets, stockworks, lenses, pipes, and breccia in greisenized granite (see fig. Greisenized granite: quartz-muscovite-topaz-fluorite, ± tourmaline (original texture of granites retained). — “Descriptive model of Sn greisen”, pubs.usgs.gov
  • The greisenized granite of S. Mamede de Rib- atua is associated with Sn > W In the greisenized granite of S. Mamede de. Ribatua, Sn is mainly. — “PORTUGUESE GRANITES ASSOCIATED WITH Sn-W AND Au MINERALIZATIONS”, geologinenseura.fi
  • Encyclopedia article about Lepidolite. Information about Lepidolite in the Columbia Encyclopedia, Computer Desktop Encyclopedia, computing dictionary. Lepidolite is rarely found in greisenized granites and hydrothermal formations. — “Lepidolite definition of Lepidolite in the Free Online”, encyclopedia2
  • These have been the loci for intrusion of cupolas and associated dyke swarms of late Devonian granitic rocks, which have been extensively topazized, tourmalinized and/or greisenized. The major and trace element chemistry of these granitic rocks. — “UTas ePrints - The cassiterite-sulphide deposits of western”, eprints.utas.edu.au
  • Greisen. Encyclopedia of chemistry, ***ytics & pharmaceutics with 64,557 entries. Greisenized granite: quartz-muscovite-topaz-fluorite, ± tourmaline (original texture of granites retained). — “Greisen: Encyclopedia of chemistry, ***ytics & pharmaceutics”,

Videos