RUSSIAN JOURNAL OF EARTH SCIENCES, VOL. 14, ES2002, doi:10.2205/2014ES000540, 2014

Table 2. Electron Microprobe Analyses (wt. %) of Olivines From the Kastek and Uchkuduk Xenoliths
1 2 3 4 5 6 7 8 9
SiO$_2$ 40.13 40.84 41.48 40.96 41.61 41.06 41.52 41.57 41.98
Al$_2$O$_3$ - 0.60 0.38 - - 0.87 0.88 0.86 1.05
FeOt 10.26 10.27 10.21 10.11 10.25 10.11 9.41 9.69 9.90
MnO 0.33 - - - - - - - -
MgO 48.03 48.28 48.18 48.98 48.38 48.16 47.03 47.48 47.50
CaO - 0.13 - - - - 0.15 - -
Fa 5.99 10.66 10.63 10.38 10.63 10.54 10.09 10.27 10.47
Fo 89.34 89.37 89.62 89.37 89.46 89.91 89.73 89.53 89.55
10 11 12 13 14 15 16 17 18
SiO$_2$ 38.99 39.83 39.74 40.09 39.85 39.19 39.79 37.30 37.41
FeOt 17.08 16.93 16.82 16.48 17.04 21.20 21.10 23.77 20.21
MnO 0.52 0.43 0.35 0.45 - 0.58 0.50 0.47 -
MgO 43.44 42.91 43.33 43.12 42.79 38.85 38.83 38.05 42.29
CaO - - - - 0.21 0.25 - 0.31 -
Fa 17.45 18.50 18.02 18.06 18.26 23.93 23.79 24.31 17.37
Fo 82.55 81.80 81.98 81.94 81.74 78.07 76.21 75.69 82.63
Note: 1-9 - Kastek, lherzolite (sample. TS90-1x); 10-18 - Uchkuduk, harzburgite (sample TS90-5x).

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Citation: Grachev A. F., P. V. Ermolov, Yifen Wang (2014), Modification of the lithospheric mantle during the early activity of a cenozoic plume in the North Tien Shan: Evidence from mantle xenoliths in basalts, Russ. J. Earth Sci., 14, ES2002, doi:10.2205/2014ES000540.
 

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