Sandy sediment layering oblique cross in the beach. Features of the basins is powerful sand mass destruction due to larger waves or more times the mass of sand accretion, Delta dam distributed in certain coastal or beach. It was republished by destroying the sedimentary basins entity in advance. On the die. depositional environment is the brackish and freshwater marshes. The process of sinking sunk occur continuously so swamps gradually extended the area for growing vegetation, buried and later turned into the peat fields, then into the seams of brown coal, coal.
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