Figure 5. Relationship of Rock-Eval hydrogen index and organic carbon concentration in Pliocene-Pleistocene sediments from Site 974 in the Tyrrhenian Basin, Site 975 on the Menorca Ridge, and Sites 976, 977, 978, and 979 in the Alboran Basin.

Figure 5. Relationship of Rock-Eval hydrogen index and organic carbon concentration in Pliocene-Pleistocene sediments from Site 974 in the Tyrrhenian Basin, Site 975 on the Menorca Ridge, and Sites 976, 977, 978, and 979 in the Alboran Basin.