 | Yin, R., Wang, R. C., Zhang, A.-C., Hu, H., Zhu, J. C., Rao, C., Zhang, H. (2013) Extreme fractionation from zircon to hafnon in the Koktokay No. 1 granitic pegmatite, Altai, northwestern China. American Mineralogist, 98 (10) 1714-1724 doi:10.2138/am.2013.4494 | Journal (article/letter/editorial) | | zircon to hafnon in the Koktokay No. 1 granitic pegmatite, Altai, northwestern China Rong Yin1, Ru Cheng...Nanjing 210093, China 2 Department of Earth Sciences, Zhejiang University, Hangzhou 310027, China 3 Institute...550002, China 1 Abstract The Koktokay No. 1 pegmatite is a Li–Cs–Ta-rich granitic pegmatite located...Altai, northwestern China. Zircon is present in most textural zones of this pegmatite and in its contact...wt%). Zircon (sl) from the cleavelandite–quartz–spodumene zone can be divided into two types based on petrography |  | Yin, Rong, Wang, Ru Cheng, Zhang, Ai-Cheng, Hu, Huan, Zhu, Jin Chu, Rao, Can, Zhang, Hui (2015) CHEMICAL EVOLUTION AND LATE-STAGE RE-EQUILIBRATION OF Zr-Hf-U-BEARING COLUMBITE-GROUP MINERALS IN THE KOKTOKAY NO. 1 GRANITIC PEGMATITE, ALTAI, NORTHWESTERN CHINA. The Canadian Mineralogist, 53 (3) 461-478 doi:10.3749/canmin.1400091 | Journal (article/letter/editorial) | | COLUMBITE-GROUP MINERALS IN THE KOKTOKAY NO. 1 GRANITIC PEGMATITE, ALTAI, NORTHWESTERN CHINA RONG YIN, RU CHENG WANG§...210046, China CAN RAO Department of Earth Sciences, Zhejiang University, Hangzhou 310027, China HUI ZHANG...Guiyang, 550002, China ABSTRACT The Koktokay No. 1 pegmatite in northwestern China is a highly fractionated...Li-Cs-Ta (LCT)-type granitic pegmatite. As main Nb-Ta oxides in this pegmatite, columbite-group minerals...processes of crystallization and evolution of this pegmatite. Columbite-group minerals record large variations |
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