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Petroleum System. A Dynamic Entity. Spill Point. 1) Early Generation. Spill Point. Seal Rock (Mudstone). Reservoir Rock (Sandstone). Migration from ‘Kitchen’. Gas beginning to displace oil. 2) Late Generation. Displaced oil accumulates. Gas displaces all oil.
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Petroleum System A Dynamic Entity Spill Point 1) Early Generation Spill Point Seal Rock (Mudstone) Reservoir Rock (Sandstone) Migration from ‘Kitchen’ Gas beginning to displace oil 2) Late Generation Displaced oil accumulates Gas displaces all oil