 | | Report (issue) | | Survey of Canada Miscellaneous Report 39 Bancroft - Parry Sound area and Southern Ontario Ann P. Sabina...Sabina L 1*1 Natural Resources Canada Ressources naturelles Canada 1986 CanadZ L COVER Left: Betafite...Collection specimen No. 42584. National Museum of Canada photo No. 1168B. Note: actual specimen is dark...Collection specimen No. 36463. National Museum of Canada photo No. 1361. Note: actual specimen is grey with...with pink cast. Geological Survey of Canada Miscellaneous Report 39 ROCKS AND MINERALS FOR THE COLLECTOR |  | | Report (issue) | | GOVERN YOUR USE OF THIS DOCUMENT Your use of this Ontario Geological Survey document (the “Content”) is governed... copyright is held by the Queen’s Printer for Ontario. It is recommended that reference to the Content... . ; Ontario Geological Survey, ...670-5691 Toll Free: 1-888-415-9845, ext. 5691 (inside Canada, United States) Local: (705) 670-5691 Toll Free:...(inside Canada, United States) Local: (416) 326-2678 Toll Free: 1-800-668-9938 (inside Canada, United |  | | Book | | of that dealing simply ,;vith descriptions of properties or with listings of occurrences has not been... . . . . . . . . . . . . . . . . . . . . . . Properties .... . .. ~- . . . . . . . . . . . . . . . .... . . . . . . . . . . . . . . . . . . . . . . . Canada . . . . . . . . . . . . . . . . . . . . . . . ...... ... .................. . .. . .... . Middle East ........ . . . ...... . . . .............. . .....chen1ical assays for uranium. 3 ~ TABLE 1.1. Properties of itraniun1 and thorium NaturalJy occurnng isotopes |  | Domnick, Urs, Cook, Nigel J., Bluck, Russel, Brown, Callan, Ciobanu, Cristiana L. (2018) Petrography and geochemistry of granitoids from the Samphire Pluton, South Australia: Implications for uranium mineralisation in overlying sediments. Lithos, 300. 1-19 doi:10.1016/j.lithos.2017.11.031 | Journal (article/letter/editorial) | | west from the ~1.85 Ga Donington Suite in the south east, and on a broader scale, separating NU the western... and the pluton focused on in this study in the east, informally called the Samphire or Mullaquana pluton...the larger part of the basement to the south and east of the CE pluton as indicated by geophysics. This...pluton. These have been dated by D SHRIMP U-Pb zircon methods, yielding ages of 1583±4 Ma for the green...include allanite, zircon, fluorapatite, magnetite, ilmenite, titanite, AC uranothorite (U-rich thorite) |  | RASLAN, Mohamed F., EL-SHALL, Hassan E., OMAR, Sayed A., DAHER, Ahmed M. (2010) Mineralogy of polymetallic mineralized pegmatite of Ras Baroud granite, Central Eastern Desert, Egypt. Journal of Mineralogical and Petrological Sciences, 105 (3) 123-134 doi:10.2465/jmps.090201 | Journal (article/letter/editorial) | | several economic minerals. These minerals include zircon, thorite, phlogopite mica, and columbite, in addition...numerous inclusions of variable size and pattern in zircon. Electron microprobe analysis confirmed the presence...Th. - - - - - - - Keywords: Samarskite Y, Zircon and thorite inclusions, Ras Baroud granitic pegmatite...metal mineralizations including Nb Ta oxides and zircon (e.g., Matsubara et al., 1995; Hanson et al., 1998;...Pegmatitic bodies in Wadi El Baroud area. (D) Sketches showing the studied pegmatites in Ras Baroud granitic mass |  | Sheard, E. R., Williams-Jones, A. E., Heiligmann, M., Pederson, C., Trueman, D. L. (2012) Controls on the Concentration of Zirconium, Niobium, and the Rare Earth Elements in the Thor Lake Rare Metal Deposit, Northwest Territories, Canada. Economic Geology, 107 (1) 81-104 doi:10.2113/econgeo.107.1.81 | Journal (article/letter/editorial) | | Lake Rare Metal Deposit, Northwest Territories, Canada EMMA R. SHEARD,1,† ANTHONY E. WILLIAMS-JONES,1...University, 3450 University Street, Montreal, Quebec, Canada H3A 2A7 2 Avalon Rare Metals Inc., 130 Adelaide...Adelaide Street West, Suite 1901, Toronto, Ontario, Canada M5H 3P5 Abstract The Thor Lake rare metal (Zr...Lake zone), and in which Zr is hosted primarily by zircon, Nb primarily by ferrocolumbite and fergusonite-(Y)...fergusonite-(Y), and HREE by fergusonite-(Y) and zircon. The LREE are present mainly in monazite-(Ce), allanite-(Ce) |  | Hurai, Vratislav, Danišík, Martin, Huraiová, Monika, Paquette, Jean-Louis, Ádám, Alexander (2013) Combined U/Pb and (U–Th)/He geochronometry of basalt maars in Western Carpathians: implications for age of intraplate volcanism and origin of zircon metasomatism. Contributions to Mineralogy and Petrology, 166 (4) 1235-1251 doi:10.1007/s00410-013-0922-1 | Journal (article/letter/editorial) | | implications for age of intraplate volcanism and origin of zircon metasomatism Vratislav Hurai • Martin Danišı́k...Carpathians is revisited using a combination of zircon U/Pb, zircon (U–Th)/He and apatite (U– Th)/He dating techniques...final stages of alkali basalt fractionation. Rare zircon-to-baddeleyite transformation was probably connected...south-eastern part of the study area. Keywords Zircon Apatite (U–Th)/He geochronology U/Pb geochronology...accurately determined by targeting apatite- and zircon-bearing magmatic xenoliths with a combination of |  | | Book (edition) | | Washington, D.C. § Queen’s University, Kingston, Ontario W. H. Freeman and Company SAN FRANCISCO AND...have emphasized the interrelations of physical properties, crystal structure, and chemical composition...Optical properties. Cleavage and fracture. Hardness. Magnetic properties. Electrical properties. Surface...Surface properties. Radioactivity. 99 5 The Genesis of Minerals 12.) Chemical composition of the earth’s...application to the determination of the optical properties of minerals from about 1870 on, placed a new |  | | Journal (issue) | | Stettin Complex, Wausau Syenite Compley, Marathon County, Wisconsin, USA……………………………………………..21 DOLGOPOLOVA...STRYJEWSKI, A. 222 Rn and 220Rn emanations from zircon crystals collected in Norway pegmatites: a comparison...geochemistry of the Rau pegmatite group, Yukon Territory, Canada………..126 SIMMONS, W.B., FALSTER, A.U. Garnet layer...Rwamagana-Musha-Ntunga pegmatite-quartz vein field (East Rwanda): identification of mixing processes betwen...cavities in the Havey pegmatite, Poland, Androscoggin County, Maine, USA…………………………………………………………………………173 WISE |
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