A case of nitrate removal by oxidation of pyrite

PHT3D simulation results (concentration profiles) after 10 years simulation time.

Reference:

Engesgaard, P., and K.L. Kipp. 1992. A geochemical transport model for redox-controlled movement of mineral fronts in groundwater flow systems: A case of nitrate removal by oxidation of pyrite. Water Resour. Res. 28, 2829-2843.