 | Brisbin, W. C., Eby, R. K., Corkery, M. T., Cerny, P., Chackowsky, L. E., Ferreira, K., Halden, N. M., Meintzer, R. E., Trueman, D. L. (2012) EXTREME FRACTIONATION AND DEFORMATION OF THE LEUCOGRANITE - PEGMATITE SUITE AT RED CROSS LAKE, MANITOBA, CANADA. III. DESCRIPTION OF SHEARING AND MYLONITIZATION TEXTURES IN THE LEPIDOLITE PEGMATITES. The Canadian Mineralogist, 50 (6) 1823-1838 doi:10.3749/canmin.50.6.1823 | Journal (article/letter/editorial) | | LEUCOGRANITE – PEGMATITE SUITE AT RED CROSS LAKE, MANITOBA, CANADA. III. DESCRIPTION OF SHEARING AND...AND MYLONITIZATION TEXTURES IN THE LEPIDOLITE PEGMATITES William C. BRISBIN and Ray K. EBY1 Department of...University of Manitoba, Winnipeg, Manitoba R3T 2N2, Canada M. Timothy CORKERY Manitoba Geological Survey...Survey, 360–1395 Ellice Avenue, Winnipeg, Manitoba R3G 3P2, Canada Petr ČERNݧ, Leonard E. CHACKOWSKY2,...Geological Sciences, University of Manitoba, Winnipeg, Manitoba R3T 2N2, Canada David L. TRUEMAN4 Tantalum |  | Cerny, P., Ercit, T. S., Smeds, S.-A., Groat, L. A., Chapman, R. (2007) ZIRCONIUM AND HAFNIUM IN MINERALS OF THE COLUMBITE AND WODGINITE GROUPS FROM GRANITIC PEGMATITES. The Canadian Mineralogist, 45 (2) 185-202 doi:10.2113/gscanmin.45.2.185 | Journal (article/letter/editorial) | | GRANITIC PEGMATITES Petr ČERN ݧ Department of Geological Sciences, University of Manitoba, Winnipeg...Winnipeg, Manitoba R3T 2N2, Canada T. Scott ERCIT Research Division, Canadian Museum of Nature, Ottawa, Ontario...Ontario K1P 6P4, Canada Sten-Anders SMEDS Department of Earth Sciences, Uppsala University, SE–752 36...Columbia V6T 1Z4, Canada Ron CHAPMAN Department of Geological Sciences, University of Manitoba, Winnipeg, Manitoba...Manitoba R3T 2N2, Canada Abstract Niobium–tantalum-oxide minerals from five localities with moderately |  | | Journal (article/letter/editorial) | | fractionation trends in rare-element granitic pegmatites G. 5 Department of Geological (Received CLARK...August of Manitoba. Winnipeg, I I. 1986; accqlrd in rvviwd /i)rm Manitoba. Jan~tury Canada R3T 2N2...including internal fractionation of individual pegmatites as well as large-scale evolution of pegmatite...and fields. However, highly evolved granitic pegmatites may contain as much as 14000 ppm Rb and less...K-feldspar and micas from geologically old and Rb-rich pegmatites may consist predominantly of radiogenic “9 . |  | | Report (issue) | | pollucite aggregates found in rare-element granitic pegmatites, a late-stage mineral formed after pollucite...Association: Pollucite, lepidolite, muscovite, albite, quartz, K-Rb-feldspar, rubicline, spodumene, montebrasite...Peninsula, Russia [TL]. From the Red Cross Lake pegmatites, Manitoba, and the Eastern Moblan pegmatite...pegmatite, Frotet-Evans greenstone belt, Quebec, Canada. Name: Honors Russian mineralogist A. V. Voloshin (b...Voloshinite, a new rubidium mica from granite pegmatites of Voron'i Tundras (Kola Peninsula) (English |  | Pekov, I. V., Kononkova, N. N., Agakhanov, A. A., Belakovsky, D. I., Kazantsev, S. S., Zubkova, N. V. (2010) Voloshinite, a new rubidium mica from granitic pegmatite of Voron’i Tundras, Kola Peninsula, Russia. Geology of Ore Deposits, 52 (7) 591-598 doi:10.1134/s1075701510070081 | Journal (article/letter/editorial) | | lepidolite and commonly with muscovite, albite, and quartz; K,Rbfeld spar, rubicline, spodumene, montebrasite...feldspars from pollucite assemblages of raremetal pegmatites all over the world are enriched in Rb up to its...phase up to 8 μm in size in fluid inclusions from quartz of the same pegmatite on Elba Island was approved...occasionally rimmed by voloshinite (Vol) and albite (Ab); quartz (Q) occurs in selvages. BSE image. the absence...Rb2O content in micas from raremetal gra nitic pegmatites frequently reaches 1.5–2.0 wt % and occasionally |  | Grew, Edward S., Hystad, Grete, Toapanta, Myriam P. C., Eleish, Ahmed, Ostroverkhova, Aleksandra, Golden, Joshua, Hazen, Robert M. (2019) Lithium mineral evolution and ecology: comparison with boron and beryllium. European Journal of Mineralogy, 31 (4) 755-774 doi:10.1127/ejm/2019/0031-2862 | Journal (article/letter/editorial) | | what we consider to be single localities are the pegmatites associated with Larvik plutonic complex in the...For example, 31% of the oldest occurrences are pegmatites that have been dated by U–Pb isotopes on associated...represents half of the Li minerals occurring in pegmatites, and thus in principle there is potential for...be supergene where it occurs in pre-Tertiary pegmatites. 2.4. Synthetic analogues of Li minerals In order...dominant constituent of lepidolite) from granitic pegmatites associated with 3.0 Ga Sinceni pluton, Swaziland |
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