TableĀ 2.

Results of electron microprobe analysis of plagioclases

SampleSiO2TiO2Al2O3FeOMnOMgOCaONa2OK2OTotal
Z-18-0149.850.00831.170.6210.0210.04514.683.210.0499.76
Z-18-0249.540.00031.570.6440.0260.04815042.980.0399.95
Z-18-0350.690.02830.710.6130.0000.04014.253.430.0399.80
Z-18-0451.180.00030.410.6190.0010.05313.933.610.0499.95
Z-3-0149.980.02831.270.6410.0030.03611.272.640.0299.90
Z-3-0249.220.04531.300.7170.0130.05315.312.770.0599.50
Z-3-0368.210.00019.610.0230.0000.0100.0811.840.0199.77
Z-3-0467.040.00619.730.0000.0000.0150.2711.260.1198.45
Z-17-0167.190.02220.730.0500.0000.0000.7111.360.07100.17
Z-17-0268.390.00019.921.0620.0230.4580.4111.140.12101.59
Z-17-0367.590.00021.120.2460.0130.0440.6010.710.53100.87
Z-17-0467.440.03320.680.0620.0060.0000.4311.650.11100.48
K-1-0148.590.00032.260.8590.0180.10116.062.580.06100.55
K-1-0246.440.02833.370.8960.0000.07417.501.690.02100.10
K-1-0347.550.04532.730.8870.0000.12116.722.160.02100.24
K-1-0446.620.03732.980.9170.0000.08517.121.860.0399.69
K-10-0160.890.00524.540.4790.0150.0745.768.250.44100.48
K-10-0260.030.00024.940.2470.0050.0016.288.010.44100.10
K-10-0358.040.00026.670.3410.0180.0398.366.880.29100.67
K-10-0459.800.00825.070.7840.0000.0686.617.710.41100.47