 | | Journal (article/letter/editorial) | | MINERALOGY AND GEOCHEMISTRY OF PEGMATITES ON MOUNT BEGBIE, BRITISH COLUMBIA Andrea DIXON§, Jan CEMPÍREK, and Lee...University of British Columbia, 2207 Main Mall, Vancouver, British Columbia V6T 1Z4, Canada Abstract The...pegmatite group on the northern slope of Mount Begbie, near Revelstoke, B.C., comprises more than 50 relatively...minerals (triplite, lithiophilite, Mn-rich apatite, xenotime, monazite), and zircon provides insight into the...presence of hübnerite and qitianlingite in the Mount Begbie pegmatite group are unusual compared to rare |  | Guastoni, A., Pennacchioni, G., Pozzi, G., Fioretti, A.M., Walter, J.M. (2014) TERTIARY PEGMATITE DIKES OF THE CENTRAL ALPS. The Canadian Mineralogist, 52 (2) 191-219 doi:10.3749/canmin.52.2.191 | Journal (article/letter/editorial) | | contains Sn-Nb-Ta-Y-REE-U oxide, Y-REE phosphate, Mn-Fe-phosphate, Ti-Zr-silicate, Be-Y-REE-U-silicate and...Ma) by the U-Pb method applied to monazite and xenotime (Romer et al. 1996, Schärer et al. 1996). It is...discordant to the foliation, yielded an U-Pb age from xenotime of 25.5–26.5 Ma. This is consistent with the SHRIMP...centered on the Y axis (12-144A and 12-144B) or by a partial Y-Z girdle centered on the Y axis that is slightly...redefined as Nb-rich rutile), and (2) delorenzite, (Y, Ce, Ca)(Ta, Nb, Ti) 2 (O,OH) 6 (later renamed tanteuxenite) |  | Xie, Lei, Wang, Zhengjun, Wang, Rucheng, Zhu, Jinchu, Che, Xudong, Gao, Jianfeng, Zhao, Xu (2018) Mineralogical constraints on the genesis of W–Nb–Ta mineralization in the Laiziling granite (Xianghualing district, south China) Ore Geology Reviews, 95. 695-712 doi:10.1016/j.oregeorev.2018.03.021 | Journal (article/letter/editorial) | | Mao, 1999; Hua et al., 2003). The Xianghualing mining district is located to the south of Xianghualing...by the crystal LDE; the elements P, K, Ca, Sc, Ti, Y, Zr, Nb, Sn, Th and U were determined by the crystal...Mn, 57 Fe, 59 Co, 60 Ni, 85 Rb, 88 Sr, Y, 90Zr, 93Nb, 95Mo, 118Sn, 133Cs, 137Ba, 139La, 140Ce...Occasionally zircon grains are surrounded by anhedral xenotime-(Y). 15 EPMA analyses indicate that zircons contain...high-fieldstrength elements (HFSEs) (total REE, Zr, Th and Y) decrease progressively, and concentrations of the |  | | Journal (issue) | | GENTILE, P., NESTOLA, F., ZORZI, F. Pb-rich agardite-(Y) and Pb-rich agardite-(Nd) from miarolitic granite...geochemistry of the Rau pegmatite group, Yukon Territory, Canada………..126 SIMMONS, W.B., FALSTER, A.U. Garnet layer...have attracted the interest of geoscientists and mining enterprises, because they are associated with numerous...supposing the presence of Li to fill completely the Y site (Selway & Xiong, 2002; Tindle et al., 2002)....important in the Y site is observed between the crystal cores (X[vac0.46, Na0.31, Ca0.22] Y[Mg2.1, Al0.4 |
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