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Table 2 Representative mineral compositions of garnet, clinopyroxene, and plagioclase in metabasites in far-eastern Nepal

From: P–T conditions of metabasites within regional metapelites in far-eastern Nepal Himalaya and its tectonic meaning

Sample H2608 H2608 H2608 H2608 H2608 H2608 H2608 H1905 H1905 M3103
Mineral Grt Grt Grt Cpx Cpx Pl Pl Pl Pl Pl
  Matrix Matrix Inclusion in Grt Matrix Matrix Matrix
Core Mantle Rim Core Rim Core Rim  
Spot no. 26 19 1 62 4 68 69 91 92 128
SiO2 38.99 38.52 38.73 52.64 51.60 50.20 48.89 60.74 59.80 59.77
TiO2 0.07 0.06 0.06 0.01 0.14 0.00 0.00 0.00 0.00 0.00
Al2O3 21.60 21.49 21.24 0.48 1.73 31.77 32.54 24.42 25.55 26.18
FeOa 24.94 24.65 24.94 11.09 12.36 0.00 0.14 0.01 0.06 0.05
MnO 1.99 1.62 1.55 0.38 0.43 0.00 0.00 0.00 0.00 0.00
MgO 3.81 4.27 4.03 11.94 10.84 0.00 0.00 0.00 0.00 0.00
CaO 9.87 10.01 9.93 23.55 22.61 15.00 15.51 6.16 7.44 7.60
Na2O 0.01 0.01 0.01 0.14 0.29 3.14 2.70 7.91 7.54 7.04
Total 101.27 100.61 100.47 100.23 100.00 100.10 99.77 99.24 100.40 100.65
O basis 8 8 8 6 6 8 8 8 8 8
Si 3.02 2.99 3.02 1.99 1.96 2.29 2.24 2.72 2.66 2.64
Ti 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
Al 1.97 1.97 1.95 0.02 0.08 1.71 1.76 1.29 1.34 1.37
Fe 1.61 1.60 1.63 0.35 0.39 0.00 0.01 0.00 0.00 0.00
Mn 0.13 0.11 0.10 0.01 0.01 0.00 0.00 0.00 0.00 0.00
Mg 0.44 0.49 0.47 0.67 0.61 0.00 0.00 0.00 0.00 0.00
Ca 0.82 0.83 0.83 0.95 0.92 0.73 0.76 0.30 0.35 0.36
Na 0.00 0.00 0.00 0.01 0.02 0.28 0.24 0.69 0.65 0.60
Total 8.00 8.00 8.00 4.01 4.01 5.00 5.00 4.98 5.00 4.98
  1. aTotal Fe as FeO