| On this type of reservoir, it was formed by the accumulation of lacustrine sediments. Very fine grain sediment rocks. | | On this type of reservoir, it was formed by the accumulation of lacustrine sediments. Very fine grain sediment rocks. |
− | [[File:Diagrammatic cross sections of depositional units within deltas.jpg|500px|thumbnail|center|Figure 5- Diagrammatic cross sections of depositional units within deltas. (A) Delta Concept of Gilbert (1885) showing topset, foreset, and bottomset beds; (B) Deltaic and neritic facies from Frazier (1967); (C) Sediment types and depositional units of an idealized delta.<ref>Berg, R.R., 1985, Reservoir Sandstones, Prentice Hall College Div.</ref>]] | + | [[File:Diagrammatic cross sections of depositional units within deltas.jpg|500px|thumbnail|center|{{figure number|5|}}Diagrammatic cross sections of depositional units within deltas. (A) Delta Concept of Gilbert (1885) showing topset, foreset, and bottomset beds; (B) Deltaic and neritic facies from Frazier (1967); (C) Sediment types and depositional units of an idealized delta.<ref>Berg, R.R., 1985, Reservoir Sandstones, Prentice Hall College Div.</ref>]] |