depth_ft depth_m kaolinite illite-smectite 1136.2 346.314 1.76 98.24 1139.2 347.228 11.78 88.22 1139.6 347.350 15.69 84.31 1146.0 349.301 31.37 68.63 1149.1 350.246 29.50 70.50 1154.0 351.739 32.57 67.43 1158.0 352.958 34.21 65.79 1162.0 354.178 31.60 68.40 1166.0 355.397 27.76 72.24 1168.6 356.189 29.74 70.26 1170.4 356.738 26.31 73.69 1171.1 356.951 36.24 63.76 1171.5 357.073 32.28 67.72 1171.8 357.165 33.06 66.94 1173.0 357.530 12.44 87.56 1175.2 358.201 20.81 79.19 1177.0 358.750 14.62 85.38 1179.0 359.359 14.80 85.20 1180.8 359.908 11.32 88.68 1183.0 360.578 10.68 89.32 1184.0 360.883 9.92 90.08 1185.0 361.188 10.49 89.51 1187.0 361.798 4.60 95.40 1189.6 362.590 6.13 93.87 1193.0 363.626 10.82 89.18 1195.0 364.236 4.50 95.50 1198.0 365.150 2.82 97.18 1201.0 366.065 1.62 98.38 1204.0 366.979 2.04 97.96 1207.6 368.076 0.55 99.45 1219.4 371.673 0.23 99.77