Figure 7. Rock-Eval hydrogen index (mg hydrocarbons/g organic carbon) and oxygen index (mg CO2/g organic carbon) values for sediments from Sites 897, 898, 899, and 900 on the Iberia Abyssal Plain. Organic matter at all sites has been oxidized from its initial marine (Type II) character.

Figure 7. Rock-Eval hydrogen index (mg hydrocarbons/g organic carbon) and oxygen index (mg CO₂/g organic carbon) values for sediments from Sites 897, 898, 899, and 900 on the Iberia Abyssal Plain. Organic matter at all sites has been oxidized from its initial marine (Type II) character.