 | Breiter, Karel, Korbelová, Zuzana, Chládek, Štěpán, Uher, Pavel, Knesl, Ilja, Rambousek, Petr, Honig, Sven, Šešulka, Vojtěch (2017) Diversity of Ti–Sn–W–Nb–Ta oxide minerals in the classic granite-related magmatic–hydrothermal Cínovec/Zinnwald Sn–W–Li deposit (Czech Republic) European Journal of Mineralogy, 29 (4) 727-738 doi:10.1127/ejm/2017/0029-2650 | Journal (article/letter/editorial) | | Common Nb–Ta-rich rutile and rare cassiterite, columbite-(Fe) and -(Mn), and minerals of the pyrochlore-supergroup...in deeper parts of the pluton, whereas common columbite occurs with rare W-rich ixiolite, qitianlingite...Ta-poor cassiterite, which are accompanied by columbite-group minerals, rare W-rich ixiolite and qitianlingite...Throughout the pluton, the molar Mn/(Fe þ Mn) ratio in columbite increases from 0.15–0.40 in the deeper...the rims are always Ta-enriched, whereas the Mn/(Fe þ Mn) values in the rims are equal or lower. The |  | 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...and can be classified as differentiated beryl-columbite-phosphate LCT (lithium, cesium, tantalum) types...the Central Alps. The occurrence of beryl and columbite in pegmatites of the Vigezzo valley was first...of the Vigezzo valley: (1) strüverite, (Ti, Ta, Fe)O2 200 the canadian mineralogist Fig. 6. Field...Aquamarine, garnet crystals, and other rare minerals (columbite- and euxenite-group minerals, zircon) were reported |  | 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) | | granites contain oxide mineral aggregates including columbite-group minerals, wolframoixiolite, qitianlingite...qitianlingite, wolframite and cassiterite. The columbite-group minerals, wolframite and cassiterite also occur as...composition of the ore-bearing oxide minerals (such as columbite-group minerals, cassiterite and wolframite) can...granites that are enriched in volatiles, but depleted in Fe and Mg. A clearly defined zonation within the pluton...whether or not the disseminated wolframite and columbite formed throughout the magmatic to hydrothermal |  | | Report (issue) | | PAPER 69-45 GEOLOGICAL SURVEY OF CANADA DEPARTMENT OF ENERGY, MINES AND RESOURCES A CATALOGUE OF...MINERALS R. J. Traill ' GEOLOGICAL SURVEY OF CANADA CANADA PAPER 69-45 A CATALOGUE OF CANADIAN MINERALS...n's Printer, Ottawa from the Geological Survey of Canada 601 Booth St., Ottawa and Canadian Government bookshops...to change without notic e Queen ' s Printer for Canada Ottawa 1970 A CATALOGUE OF CANADIAN MINERALS...has elapsed since T . Sterry Hunt in Geology of Canada, 1863 , presented the first descriptive list of |  | Pauliš, Petr, Kopecký, Stanislav, Dolníček, Zdeněk, Sejkora, Jiří, Pour, Ondřej, Ulmanová, Jana, Kopecký, Stanislav jun. (2022) Wolframová a sulfidická hydrotermální mineralizace z Pekelského vrchu u Jihlavy (Česká republika) [Tungsten and sulphidic hydrothermal mineralization from Pekelský vrch near Jihlava (Czech Republic)]. Bulletin Mineralogie Petrologie, 30 (1) 73-94 | Journal (article/letter/editorial) | | younger generation of ferberite. The Ti,W-rich columbite-(Fe) is an accessory phase associated with younger...found there. Key words: ferberite, scheelite, columbite, joséite, gustavite, native bismuth, electrum...a columbitu byly měřeny obsahy Al, As, Ca, Cr, F, Fe, Mg, Mn, Mo, Na, Nb, P, Pb, S, Sc, Si, Sn, Ta, Ti...W, Y a Zr, v korundu a andalusitu Al, Ca, Co, Cr, Fe, Mg, Mn, Na, Ni, P, Pb, Sb, Si, Ti, V a Zn, ve slídách...Cu, F, Fe, K, Mg, Mn, N, Na, Ni, P, Pb, Rb, Sb, Si, Ti, V a Zn, v karbonátech Ba, Ca, Cu, Fe, Mg, Mn |  | | Journal (issue) | | J., RODA-ROBLES, E., VILLASECA, C., SIMMONS, W. Fe-Mn-(Mg) distribution in primary phosphates and silicates...geochemistry of the Rau pegmatite group, Yukon Territory, Canada………..126 SIMMONS, W.B., FALSTER, A.U. Garnet layer...ScNbO4: Products of Ca-metasomatism of Sc-enriched columbite-(Mn) from NYF pegmatite Kožichovice II, Czech...have attracted the interest of geoscientists and mining enterprises, because they are associated with numerous...ore and accessory minerals (in this case study columbite-tantalite group minerals [CGM]), and (3) isotope-geochemical |
|
