Table 5. Plagioclase feldspar determined by electron microprobe. ,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,, Sample,BTL 42A,BTL 42A,BTL 42A,BTL 42A,BTL 42A,BTL 42A,BTL 42A,BTL 42A,BTL 42B ,BTL 42B ,BTL 42B ,BTL 42B ,BTL 42B ,BTL 42B ,BTL 42B ,BTL 42B ,BTL 43,BTL 43,BTL 43,BTL 43,BTL 43,BTL 43,BTL 43,BTL 43,BTL 60 ,BTL 60 ,BTL 60 ,BTL 60 ,BTL 60 ,BTL 60 ,BTL 60 ,BTL 60 ,BTL 60 ,BTL 60 ,BTL 60,BTL 60,BTL 60,BTL 60, Grain,1,,2,,3,,4,,1,,2,,3,,4,,1,,2,,3,,4,,1,,2,,3,,4,,2,,3,,4,, Run,Core,Rim,Core,Rim,Core,Rim,Core,Rim,Core,Rim,Core,Rim,Core,Rim,Core,Rim,Core,Rim,Core,Rim,Core,Rim,Core,Rim,Core,Rim,Core,Rim,Core,Rim,Core,Rim,Core,Rim,Core,Rim,Core,Rim, SiO2 ,62.14,65.17,62.05,69.05,62.45,68.52,64.57,65.64,61.33,63.49,61.92,61.95,61.42,66.66,61.86,67.34,61.29,64.62,60.86,64.37,62.08,67.49,61.28,62.87,61.25,61.89,59.59,60.39,60.35,62.88,58.97,62.97,59.59,60.39,60.35,62.88,58.97,62.97, Al2O3 ,23.87,22.13,23.45,19.74,23.95,20.32,22.66,22.41,24.48,19.80,23.74,23.50,23.78,21.83,23.71,20.41,24.00,22.38,24.18,22.01,23.53,19.81,23.67,23.05,24.14,23.46,24.74,24.56,24.36,23.48,25.32,22.80,24.74,24.56,24.36,23.48,25.32,22.80, FeO ,0.14,0.14,0.17,0.05,0.17,0.09,0.16,0.15,0.17,0.17,0.16,0.14,0.18,0.05,0.20,0.04,0.18,0.12,0.22,0.12,0.18,0.07,0.16,0.17,0.18,0.14,0.16,0.13,0.20,0.18,0.14,0.13,0.16,0.13,0.20,0.18,0.14,0.13, MgO ,0.01,0.00,0.00,0.00,0.00,0.00,0.00,0.00,0.00,0.02,0.00,0.01,0.00,0.00,0.01,0.00,0.00,0.01,0.01,0.00,0.00,0.00,0.01,0.01,0.00,0.01,0.00,0.01,0.00,0.00,0.00,0.00,0.00,0.01,0.00,0.00,0.00,0.00, CaO ,5.17,2.76,4.89,0.27,5.07,0.40,3.33,2.72,5.88,0.70,5.32,5.10,5.11,2.41,5.05,0.83,5.48,3.31,5.65,3.10,4.98,0.61,5.15,4.04,5.68,4.86,6.48,6.12,6.27,4.86,7.09,4.09,6.48,6.12,6.27,4.86,7.09,4.09, Na2O ,8.41,10.14,8.83,11.60,8.74,11.52,9.71,9.87,8.08,9.99,8.26,8.79,8.37,10.48,8.48,11.16,8.44,9.83,7.76,9.86,8.79,11.49,8.37,9.27,7.89,8.69,7.66,7.58,7.77,8.83,7.20,9.02,7.66,7.58,7.77,8.83,7.20,9.02, K2O ,0.42,0.18,0.30,0.13,0.27,0.16,0.18,0.20,0.28,0.14,0.36,0.24,0.42,0.10,0.29,0.16,0.30,0.24,0.52,0.17,0.33,0.14,0.39,0.31,0.47,0.20,0.44,0.35,0.38,0.16,0.23,0.20,0.44,0.35,0.38,0.16,0.23,0.20, SrO ,0.20,0.08,0.21,0.05,0.20,0.02,0.08,0.06,0.28,0.09,0.20,0.17,0.24,0.18,0.19,0.04,0.19,0.08,0.22,0.06,0.16,0.05,0.20,0.10,0.23,0.13,0.23,0.20,0.22,0.09,0.23,0.12,0.23,0.20,0.22,0.09,0.23,0.12, BaO ,0.00,0.00,0.02,0.01,0.01,0.00,0.00,0.05,0.04,0.04,0.04,0.03,0.03,0.00,0.04,0.05,0.04,0.00,0.00,0.06,0.01,0.00,0.02,0.00,0.00,0.00,0.00,0.00,0.01,0.00,0.00,0.03,0.00,0.00,0.01,0.00,0.00,0.03, Total ,100.36,100.59,99.93,100.88,100.87,101.02,100.69,101.10,100.53,94.43,99.99,99.92,99.53,101.70,99.82,100.03,99.92,100.58,99.42,99.75,100.05,99.66,99.25,99.82,99.84,99.39,99.30,99.35,99.54,100.48,99.18,99.35,99.30,99.35,99.54,100.48,99.18,99.35, ,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,, Si ,2.75,2.86,2.76,2.99,2.75,2.97,2.83,2.86,2.72,2.94,2.75,2.76,2.74,2.88,2.75,2.95,2.73,2.84,2.72,2.85,2.76,2.97,2.75,2.79,2.73,2.76,2.68,2.71,2.70,2.77,2.66,2.80,2.68,2.71,2.70,2.77,2.66,2.80, Al ,1.25,1.14,1.23,1.01,1.24,1.04,1.17,1.15,1.28,1.08,1.24,1.23,1.25,1.11,1.24,1.05,1.26,1.16,1.28,1.15,1.23,1.03,1.25,1.21,1.27,1.23,1.31,1.30,1.29,1.22,1.34,1.20,1.31,1.30,1.29,1.22,1.34,1.20,,, Fe ,0.01,0.01,0.01,0.00,0.01,0.00,0.01,0.01,0.01,0.01,0.01,0.01,0.01,0.00,0.01,0.00,0.01,0.00,0.01,0.00,0.01,0.00,0.01,0.01,0.01,0.01,0.01,0.01,0.01,0.01,0.01,0.00,0.01,0.01,0.01,0.01,0.01,0.00,,, Mg ,0.00,0.00,0.00,0.00,0.00,0.00,0.00,0.00,0.00,0.00,0.00,0.00,0.00,0.00,0.00,0.00,0.00,0.00,0.00,0.00,0.00,0.00,0.00,0.00,0.00,0.00,0.00,0.00,0.00,0.00,0.00,0.00,0.00,0.00,0.00,0.00,0.00,0.00,,, Ca ,0.25,0.13,0.23,0.01,0.24,0.02,0.16,0.13,0.28,0.03,0.25,0.24,0.24,0.11,0.24,0.04,0.26,0.16,0.27,0.15,0.24,0.03,0.25,0.19,0.27,0.23,0.31,0.29,0.30,0.23,0.34,0.19,0.31,0.29,0.30,0.23,0.34,0.19,,, Na ,0.72,0.86,0.76,0.97,0.75,0.97,0.83,0.83,0.69,0.90,0.71,0.76,0.72,0.88,0.73,0.95,0.73,0.84,0.67,0.85,0.76,0.98,0.73,0.80,0.68,0.75,0.67,0.66,0.67,0.75,0.63,0.78,0.67,0.66,0.67,0.75,0.63,0.78,,, K ,0.02,0.01,0.02,0.01,0.02,0.01,0.01,0.01,0.02,0.01,0.02,0.01,0.02,0.01,0.02,0.01,0.02,0.01,0.03,0.01,0.02,0.01,0.02,0.02,0.03,0.01,0.03,0.02,0.02,0.01,0.01,0.01,0.03,0.02,0.02,0.01,0.01,0.01,,, Sr ,0.01,0.00,0.01,0.00,0.01,0.00,0.00,0.00,0.01,0.00,0.01,0.00,0.01,0.00,0.01,0.00,0.00,0.00,0.01,0.00,0.00,0.00,0.01,0.00,0.01,0.00,0.01,0.01,0.01,0.00,0.01,0.00,0.01,0.01,0.01,0.00,0.01,0.00,,, Ba ,0.00,0.00,0.00,0.00,0.00,0.00,0.00,0.00,0.00,0.00,0.00,0.00,0.00,0.00,0.00,0.00,0.00,0.00,0.00,0.00,0.00,0.00,0.00,0.00,0.00,0.00,0.00,0.00,0.00,0.00,0.00,0.00,0.00,0.00,0.00,0.00,0.00,0.00,,, Total ,5.00,5.01,5.01,5.00,5.01,5.00,5.00,4.99,5.00,4.97,4.99,5.01,5.00,5.00,5.00,5.00,5.01,5.01,4.99,5.01,5.01,5.01,5.00,5.01,4.99,5.00,5.01,4.99,5.00,5.00,4.99,4.99,5.01,4.99,5.00,5.00,4.99,4.99,,, ,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,, An num,0.25,0.13,0.23,0.01,0.24,0.02,0.16,0.13,0.28,0.04,0.26,0.24,0.25,0.11,0.24,0.04,0.26,0.15,0.28,0.15,0.23,0.03,0.25,0.19,0.28,0.23,0.31,0.30,0.30,0.23,0.35,0.20,0.31,0.30,0.30,0.23,0.35,0.20,,, ,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,, ,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,, ,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,, ,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,, ,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,, ,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,, ,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,, ,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,, Table 5. Plagioclase feldspar determined by electron microprobe. ,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,, Sample,BTL 027,BTL 027,BTL 027,BTL 027,BTL 027,BTL 027,BTL 027,BTL 027,BTL 031A,BTL 031A,BTL 031A,BTL 031A,BTL 031A,BTL 031A,BTL 031A,BTL 031A,BTL 018,BTL 018,BTL 018,BTL 018,BTL 018,BTL 018,BTL 018,BTL 018,BTL 028,BTL 028,BTL 028,BTL 028,BTL 028,BTL 028,BTL 028,BTL 028,BTL 028,BTL 028,,,,,,,,,, Grain,1,,2,,3,,4,,1,,2,,3,,4,,1,,2,,3,,4,,1,,2,,3,,4,,5,,,,,,,,,,, Run,Core,Rim,Core,Rim,Core,Rim,Core,Rim,Core,Rim,Core,Rim,Core,Rim,Core,Rim,Core,Rim,Core,Rim,Core,Rim,Core,Rim,Core,Rim,Core,Rim,Core,Rim,Core,Rim,Core,Rim,,,,,,,,,, SiO2,61.86,68.92,62.23,65.43,59.98,65.21,59.06,64.16,61.00,67.98,55.46,64.90,61.79,63.71,59.42,63.69,65.40,68.12,62.70,64.37,63.44,63.57,65.84,63.51,61.65,61.31,62.05,66.20,61.90,64.03,57.47,68.66,64.36,65.20,,,,,,,,,, Al2O3,23.62,19.43,23.60,21.82,25.31,22.26,25.56,22.39,23.83,20.31,27.77,21.89,24.20,23.12,25.37,23.47,21.87,19.37,23.27,22.40,22.74,22.33,21.64,22.50,24.19,23.56,24.14,21.32,24.02,22.86,26.34,19.86,22.54,22.02,,,,,,,,,, FeO,0.19,0.08,0.17,0.12,0.10,0.10,0.12,0.12,0.13,0.04,0.11,0.13,0.11,0.14,0.16,0.22,0.01,0.00,0.18,0.18,0.18,0.18,0.00,0.09,0.18,0.22,0.19,0.00,0.19,0.15,0.13,0.06,0.22,0.10,,,,,,,,,, MgO,0.00,0.00,0.01,0.00,0.00,0.00,0.01,0.00,0.00,0.00,0.00,0.00,0.00,0.00,0.00,0.01,0.00,0.00,0.00,0.00,0.00,0.01,0.00,0.00,0.01,0.01,0.00,0.01,0.01,0.00,0.00,0.01,0.02,0.00,,,,,,,,,, CaO,5.00,0.13,5.11,2.70,6.87,3.01,7.31,3.58,5.73,0.81,9.91,3.03,5.32,4.18,7.16,4.44,2.57,0.20,4.67,3.52,4.00,3.51,2.48,3.73,5.36,5.06,5.32,2.15,5.30,3.68,8.43,0.19,3.65,3.18,,,,,,,,,, Na2O,8.67,11.69,8.69,10.21,7.68,10.03,7.22,9.43,8.09,11.63,5.91,10.09,8.45,9.34,7.37,9.35,10.41,11.86,9.30,9.86,9.39,9.66,10.71,9.69,8.40,8.27,8.56,10.78,8.55,9.76,6.95,11.77,9.50,9.78,,,,,,,,,, K2O,0.46,0.15,0.36,0.19,0.16,0.12,0.21,0.32,0.15,0.12,0.13,0.13,0.21,0.24,0.16,0.20,0.09,0.06,0.22,0.08,0.39,0.19,0.09,0.10,0.66,0.57,0.42,0.16,0.27,0.23,0.15,0.18,0.32,0.19,,,,,,,,,, SrO,0.23,0.04,0.21,0.08,0.25,0.09,0.28,0.06,0.18,0.10,0.37,0.09,0.22,0.06,0.19,0.05,0.14,0.05,0.10,0.10,0.11,0.08,0.16,0.12,0.21,0.23,0.17,0.13,0.18,0.07,0.33,0.06,0.22,0.02,,,,,,,,,, BaO,0.09,0.03,0.00,0.00,0.09,0.10,0.00,0.00,0.00,0.01,0.02,0.03,0.00,0.04,0.05,0.04,0.00,0.03,0.00,0.00,0.04,0.00,0.03,0.03,0.00,0.04,0.00,0.00,0.04,0.04,0.00,0.02,0.04,0.00,,,,,,,,,, Total ,100.11,100.46,100.38,100.55,100.44,100.91,99.78,100.07,99.11,101.01,99.68,100.28,100.30,100.82,99.88,101.47,100.51,99.68,100.44,100.51,100.28,99.52,100.94,99.77,100.68,99.24,100.84,100.74,100.47,100.81,99.80,100.81,100.85,100.49,,,,,,, ,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,, Si ,2.75,3.00,2.76,2.87,2.67,2.85,2.65,2.83,2.74,2.95,2.51,2.86,2.74,2.80,2.66,2.78,2.87,2.99,2.77,2.83,2.80,2.82,2.88,2.82,2.73,2.75,2.74,2.89,2.74,2.81,2.59,2.98,2.83,2.86,,,,,,, Al ,1.24,1.00,1.23,1.13,1.33,1.15,1.35,1.17,1.26,1.04,1.48,1.14,1.26,1.20,1.34,1.21,1.13,1.00,1.21,1.16,1.18,1.17,1.11,1.18,1.26,1.25,1.26,1.10,1.25,1.18,1.40,1.02,1.17,1.14,,,,,,, Fe ,0.01,0.00,0.01,0.00,0.00,0.00,0.00,0.00,0.00,0.00,0.00,0.00,0.00,0.01,0.01,0.01,0.00,0.00,0.01,0.01,0.01,0.01,0.00,0.00,0.01,0.01,0.01,0.00,0.01,0.01,0.00,0.00,0.01,0.00,,,,,,, Mg ,0.00,0.00,0.00,0.00,0.00,0.00,0.00,0.00,0.00,0.00,0.00,0.00,0.00,0.00,0.00,0.00,0.00,0.00,0.00,0.00,0.00,0.00,0.00,0.00,0.00,0.00,0.00,0.00,0.00,0.00,0.00,0.00,0.00,0.00,,,,,,, Ca ,0.24,0.01,0.24,0.13,0.33,0.14,0.35,0.17,0.28,0.04,0.48,0.14,0.25,0.20,0.34,0.21,0.12,0.01,0.22,0.17,0.19,0.17,0.12,0.18,0.25,0.24,0.25,0.10,0.25,0.17,0.41,0.01,0.17,0.15,,,,,,, Na ,0.75,0.99,0.75,0.87,0.66,0.85,0.63,0.81,0.70,0.98,0.52,0.86,0.73,0.80,0.64,0.79,0.89,1.01,0.80,0.84,0.80,0.83,0.91,0.83,0.72,0.72,0.73,0.91,0.73,0.83,0.61,0.99,0.81,0.83,,,,,,, K ,0.03,0.01,0.02,0.01,0.01,0.01,0.01,0.02,0.01,0.01,0.01,0.01,0.01,0.01,0.01,0.01,0.01,0.00,0.01,0.00,0.02,0.01,0.00,0.01,0.04,0.03,0.02,0.01,0.02,0.01,0.01,0.01,0.02,0.01,,,,,,, Sr ,0.01,0.00,0.01,0.00,0.01,0.00,0.01,0.00,0.00,0.00,0.01,0.00,0.01,0.00,0.01,0.00,0.00,0.00,0.00,0.00,0.00,0.00,0.00,0.00,0.01,0.01,0.00,0.00,0.00,0.00,0.01,0.00,0.01,0.00,,,,,,, Ba ,0.00,0.00,0.00,0.00,0.00,0.00,0.00,0.00,0.00,0.00,0.00,0.00,0.00,0.00,0.00,0.00,0.00,0.00,0.00,0.00,0.00,0.00,0.00,0.00,0.00,0.00,0.00,0.00,0.00,0.00,0.00,0.00,0.00,0.00,,,,,,, Total ,5.02,5.00,5.01,5.01,5.00,5.00,5.00,5.00,4.99,5.02,5.01,5.01,5.00,5.01,5.00,5.01,5.01,5.02,5.03,5.01,5.02,5.01,5.02,5.02,5.02,5.00,5.01,5.02,5.01,5.02,5.02,5.01,5.00,4.99,,,,,,, ,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,, An num,0.24,0.01,0.24,0.13,0.33,0.14,0.35,0.17,0.28,0.04,0.48,0.14,0.25,0.20,0.35,0.21,0.12,0.01,0.21,0.16,0.19,0.17,0.11,0.17,0.25,0.24,0.25,0.10,0.25,0.17,0.40,0.01,0.17,0.15,,,,,,, ,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,, ,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,, ,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,, ,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,, ,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,, ,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,, ,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,, ,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,, ,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,, ,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,, ,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,, ,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,, ,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,, ,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,, ,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,, ,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,, ,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,, ,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,, ,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,, ,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,, ,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,, ,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,, ,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,, ,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,, ,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,, ,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,, ,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,, ,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,, ,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,, ,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,, ,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,, ,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,, ,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,, ,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,, ,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,, ,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,, ,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,, ,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,, ,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,, ,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,, ,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,, ,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,, 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