leg site hole core section top interval depth (cm) bottom interval depth (cm) top of core depth (m) sample depth (m) percent total carbon percent organic carbon percent calcium carbonate (CaCO3) method code data source code 66 491 1 3 56.0 56.0 0.00 3.56 2.3 1.3 8.0 LECO WR-12 ANALYZER (total and/or organic) DSDP SHORE LABORATORY 66 491 2 3 56.0 56.0 9.50 13.06 2.0 1.3 6.0 LECO WR-12 ANALYZER (total and/or organic) DSDP SHORE LABORATORY 66 491 7 3 76.0 76.0 57.00 60.76 1.3 1.0 3.0 LECO WR-12 ANALYZER (total and/or organic) DSDP SHORE LABORATORY 66 491 8 3 73.0 73.0 66.50 70.23 2.2 1.2 8.2 LECO WR-12 ANALYZER (total and/or organic) DSDP SHORE LABORATORY 66 491 11 3 77.0 77.0 95.50 99.27 1.4 1.1 3.1 LECO WR-12 ANALYZER (total and/or organic) DSDP SHORE LABORATORY 66 491 15 3 55.0 55.0 124.00 127.55 1.2 0.9 2.5 LECO WR-12 ANALYZER (total and/or organic) DSDP SHORE LABORATORY 66 491 17 5 56.0 56.0 143.00 149.56 1.1 1.1 0.5 LECO WR-12 ANALYZER (total and/or organic) DSDP SHORE LABORATORY 66 491 19 3 22.0 22.0 162.00 165.22 1.6 1.2 4.1 LECO WR-12 ANALYZER (total and/or organic) DSDP SHORE LABORATORY 66 491 25 1 26.0 26.0 209.50 209.76 1.5 1.1 3.6 LECO WR-12 ANALYZER (total and/or organic) DSDP SHORE LABORATORY 66 491 29 3 77.0 77.0 247.50 251.27 1.2 0.7 3.6 LECO WR-12 ANALYZER (total and/or organic) DSDP SHORE LABORATORY 66 491 32 3 90.0 90.0 275.00 278.90 1.6 1.1 4.9 LECO WR-12 ANALYZER (total and/or organic) DSDP SHORE LABORATORY 66 491 35 2 146.0 146.0 304.50 307.46 1.8 1.2 5.4 LECO WR-12 ANALYZER (total and/or organic) DSDP SHORE LABORATORY 66 491 37 2 56.0 56.0 323.50 325.56 1.3 0.9 3.7 LECO WR-12 ANALYZER (total and/or organic) DSDP SHORE LABORATORY 66 491 40 2 96.0 96.0 352.00 354.46 0.9 0.8 1.0 LECO WR-12 ANALYZER (total and/or organic) DSDP SHORE LABORATORY 66 491 42 5 11.0 11.0 371.00 377.11 1.5 1.0 4.1 LECO WR-12 ANALYZER (total and/or organic) DSDP SHORE LABORATORY 66 491 47 2 71.0 71.0 418.50 420.71 1.0 0.9 1.5 LECO WR-12 ANALYZER (total and/or organic) DSDP SHORE LABORATORY