Figure 38. Rock-Eval Van Krevelen–type diagram of sediments from Hole 1081A. Organic matter appears to be type II algal material that has been variably oxidized. HI is in milligrams of hydrocarbons per gram of organic carbon; OI is in milligrams of CO2 per gram of organic carbon.

Figure 38. Rock-Eval Van Krevelen–type diagram of sediments from Hole 1081A. Organic matter appears to be type II algal material that has been variably oxidized. HI is in milligrams of hydrocarbons per gram of organic carbon; OI is in milligrams of CO₂ per gram of organic carbon.