 | | Journal (article/letter/editorial) | | granitic pegmatites in the Moldanubian Zone, Czech Republic; examples from the Vlastějovice region Milan...37 Brno, Czech Republic; mnovak@sci.muni.cz * Corresponding author Three groups of pegmatites distinct...distinguished in the Vlastějovice region, Moldanubian Zone: a) tourmaline-bearing pegmatites (Qz + Kfs + Pl...orthogneiss, b) contaminated amphibole-bearing pegmatites (Pl + Qz + Amp + Kfs + fluorite + allanite) hosted...hosted by the Fe-skarn, and c) tourmaline-bearing pegmatites cutting paragneisses (Qz + Kfs + Pl + Bt + Ms |  | | Journal (article/letter/editorial) | | Secondary blue tourmaline after garnet from elbaite-subtype pegmatites; implications for source and behavior...Masaryk University, Kotlářská 2, 611 37 Brno, Czech Republic; zbynek@burival.com * Corresponding author...Secondary blue tourmaline (schorl to Fe-rich fluor-elbaite to very rare Fe-rich fluor-liddicoatite) with quartz...spessartine–almandine garnet and albite in elbaite-subtype pegmatites cutting pyroxene gneisses and calcite...Madagascar) and paragneisses (at Ctidružice, Moldanubian Zone, Czech Republic). Only garnet from the albite adjacent |  | Zagorsky, Victor Y., Peretyazhko, Igor S., Sapozhnikov, Anatoliy N., Zhukhlistov, Anatoliy P., Zvyagin, Boris B. (2003) Borocookeite, a new member of the chlorite group from the Malkhan gem tourmaline deposit, Central Transbaikalia, Russia. American Mineralogist, 88 (5) 830-836 doi:10.2138/am-2003-5-611 | Journal (article/letter/editorial) | | chlorite group from the Malkhan gem tourmaline deposit, Central Transbaikalia, Russia VICTOR Y. ZAGORSKY,1...Sosedka and Mokhovaya pegmatite veins, Malkhan gem tourmaline deposit, Chikoy district, Chita oblast, Russia...feldspars from miarolitic cavities. Fragments of elbaite, danburite, and albite are included in the borocookeite...in pegmatites in Madagascar (Lacroix 1912, 1922). Boron-containing cookeites occur in pegmatites at the...the Muiane deposit in Mozambique (Sahama et al. 1968) at and Radkovice in the Czech Republic ( Černý |  | | Journal (article/letter/editorial) | | 2005-2026 (2005) THE CLASSIFICATION OF GRANITIC PEGMATITES REVISITED PETR ČERNݧ Department of Geological...Canada ABSTRACT The classification of granitic pegmatites was frequently attempted during the past century...geological location, leading to division of granitic pegmatites into five classes (abyssal, muscovite, muscovite...second approach is petrogenetic, developed for pegmatites derived by igneous differentiation from plutonic...supracrustal rocks. Keywords: classification, granitic pegmatites, geochemistry, mineral assemblage, petrogenesis |  | Mirakov, M. A., Pautov, L. A., Shodibekov, M. A., Plechov, P. Yu., Karpenko, V. Yu. (2019) A New Scandium-Bearing Variety of Tusionite from the Eastern Pamirs (Tajikistan) Geology of Ore Deposits, 61 (8) 809-817 doi:10.1134/s1075701519080087 | Journal (article/letter/editorial) | | Karpenkob aHead Geological Department of the Tadjik Republic Government, Geological Exploration Expedition...Seismology, Academy of Sciences of the Tajikistan Republic, Dushanbe, 734025 Tajikistan *e-mail: mineral@fmm...near-miarolitic Dorozhny granite pegmatite complex at the Kukurt pegmatite field (left bank of the Kukurt...Gorno-Badakhshan Autonomous Oblast, Tajikistan). Miarolitic pegmatites are related to the alpine leucocratic granites...in association with quartz, K-feldspar, albite, elbaite, Sc-bearing spessartine (up to 0.2 wt % Sc2O3) |  | | Report (volume) | | Alkali-free dravite Complex tourmalines Dravite Uvite Elbaite Highly aluminous tourmalines, olenite Tourmalines...BOROSILICATE MELTS AND GLASSES— FROM PYREX TO PEGMATITES Introduction Binary and Pseudobinary Borate Systems...310 Tourmaline in the borders of granites and pegmatites 310 Occurrence and composition 310 Significance...Significance 313 Disseminated tourmaline in granites and pegmatites 314 Occurrence and composition 314 Significance...Significance 317 Breccias and veins within granite or pegmatite 318 Occurrence and composition 318 Significance | | | Report (volume) | | FROM MELTS Navrotsky AND GLASSES— PYREX TO PEGMATITES AME OGUCHON sore coaeeasensses cate hte acca...310 Tourmaline in the borders of granites and pegmatites .................::eee eee 310 Occurrence. aiid...eee: ete Disseminated tourmaline in granites and pegmatites.................:.seeceee noes 314 Occurrence...ememeenae es 317 Breccias and veins within granite or pegmatite.................c.sceceeeeee eeeeee318 OCCUEPENCE...such as tourmaline, kornerupine, sinhalite, and danburite as gemstones. Boric acid is used as a mild antiseptic |  | Aurisicchio, C., Conte, A. M., De Vito, C., Ottolini, L. (2012) BERYL FROM MIAROLITIC POCKETS OF GRANITIC PEGMATITES, ELBA, ITALY: CHARACTERIZATION OF CRYSTAL CHEMISTRY BY MEANS OF EMP AND SIMS ANALYSES. The Canadian Mineralogist, 50 (6) 1467-1488 doi:10.3749/canmin.50.6.1467 | Journal (article/letter/editorial) | | 1467 BERYL FROM MIAROLITIC POCKETS OF GRANITIC PEGMATITES, ELBA, ITALY: CHARACTERIZATION OF CRYSTAL CHEMISTRY...of the LCT host pegmatites. The presence of Ca in some beryl crystals in pegmatites emplaced in carbonate...substitution mechanisms, miarolitic pockets, LCT pegmatite, Island of Elba, Italy. Introduction Beryl is...(Černý 2002, Groat et al. 2007). Beryl hosted in pegmatite has a chemical composition clearly related to...different colored varieties and likely the degree of pegmatite evolution (Černý 2002). The theoretical chemical |  | | Journal (article/letter/editorial) | | intrusion of acidic igneous rocks including their pegmatites, which may explain its scarcity in nature. However...(>10.5 km) pegmatites and – providing sufficient boron is available – in HP/LT subduction zone environments...hydrothermal coatings on other minerals in pockets of a pegmatite. Novák et al. (1999) reported on a second occurrence... There is an extensive low- to medium-pressure region in which boromuscovite is not stable, but is replaced...However, it is also possible that the entire melt region must be subdivided into a hightemperature portion |  | | Journal (issue) | | 4 Cover 1 Cinnabar, calcite. 4x З cm. Toltgin deposit, Guizhou Prov., Chinn. Fersman Mineralogical Museum...apatite, barite, beryl (morganite), wollastonite, danburite, datolite, quartz, calcite, corundum, microcline...the cracA offerruginous quartz. The Kasmпnachi deposit, Kazakhstan. The photograph was taken аг 77К, 20'...aпifгcial tutuine.scent coating. The Muruntau deposit, Uzbekistan. 10'. Specimen: V. Moroshkin. (left)...quartz-scheelile veinlet (5 mm thick). The Bayanskoe deposit, Kazakhstan. Specimen: V. Moroshkin. (right) "Maltian |  | | Journal (issue) | | known species. The type locality is the Barker pegmatite near Keystone, South Dakota. y PEACOR, D. R...Sinkankasite, a new phos phate from the Barker pegmatite, South Dakota. American Mineralogist, 69, 380-382...Italy, and was later recognized from the Eifel district in Germany as well. PEACOR, D. R., DUNN, P. J...the discovery of Australia’s famous Broken Hill deposit. Lavishly illustrated with 170 color photos of...(Araxa, Tapira and Salitre mines) and ending in the central state of Goias (Catalao mine). Most of these intrusions |  | | Journal (volume) | | of Szeged On the cover: Map of the Carpathian region with type localities of new mineral species, rocks...Mineralogical-Geochemical Branch tional na MA ion Inter at Czech Geological Society I ral ine ogi l Assosi Croatian...(Hungary) (Hungary) (Romania) (Hungary) (France) (Czech Republic) (Croatia) (Hungary) (Poland) (Slovenia) (Bulgaria)...(Poland) (Italy) (Czech Republic) (Romania/USA) (Germany) (Hungary) (Russia) (Czech Republic) (Japan) (Germany)...591 GP85 Jadeitites and their record of subduction zone processes...................................... |
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