Well Stratigraphy

Well Registration Number 9/23b- 18 Interpretation Composite Date Coded 27/12/1990 Depth Units Metres Datum KB Datum Elevation 84.90 Loggers TD 0.00 TWT Scale   Thickness Type   Comment     Litho Stratigraphy Chronostraigraphy Lithology Components   Top Down Hole Depth Top Vertical Depth (MSL) Top TWT (msec) Thickness Upper Litho Lower Litho Upper Chrono   Lower Chrono   1 % 2 % 3 % 4 % Cored Nature Of Top Hydro carbon Present Notes 455.7 0.00 0.00 283 * * GE 0 GE 0                 N     SEA BED 738.2 0.00 0.00 4696 * * GE 0 GE 0 CLAY 48.00 SAND 48.00 COAL 2.00 LMST 2.00 N     FIRST RETURN 5434.3 0.00 0.00 95 FRGG FRGG GE 0 GE 0 CLST 95.00 LMST 5.00         N       5529.1 0.00 0.00 291 BALD BALD GE 0 GE 0 CLST 55.00 SAND 40.00 TUFF 5.00     N   O   5819.8 0.00 0.00 63 TUFF TUFF GE 0 GE 0 SAND 60.00 CLST 20.00 TUFF 20.00     N   O   5882.8 0.00 0.00 112 SELE SELE GE 0 GE 0 CLST 100.00             N       5994.4 0.00 0.00 0 SELE SELE * 0 * 0                 N     TD