Chapter from "Treatise on Geochemistry". Vol.
6. Elsevier, 2003. Pages 293–319.
Diagenesis and preservation of organic matter
The Pillars of Organic Matter Diagenesis
Thermodynamics and sequential use of electron acceptors
Kinetics of organic matter degradation
Organic Matter Diagenesis Down the Redox Progression
O
2, NO
3, and Mn(IV) diagenesis
Fe, SO
4 reduction, and CH
4 production
Benthic Respiration
Factors Controlling Organic Matter Degradation
Mineral association
The importance of oxygen
Diagenesis and preservation of calcium carbonate
Mechanisms Controlling CaCO
3 Burial: Thermodynamics
Mechanism of CaCO
3 Dissolution: Kinetics
The dissolution rate constant
The effect of organic matter degradation
The interpretation of the
14C age of surface sediments
Diagenesis and preservation of silica
Controls on the H
4SiO
4 Concentration in Sediment Pore Waters: Thermodynamics
Controls on the H
4SiO
4 Concentration in Sediment Pore Waters: Kinetics
The Importance of Aluminum and the Rebirth of Reverse Weathering
Appendix A
Appendix B