沙河子组
- 网络shahezi formation
沙河子组-
无论孢粉类型还是孢粉数量，昌五地区沙河子组发现的孢粉化石均可称得上是松辽盆地北部同层位中最丰富的。
Palynological fossils found in the Shahezi Formation in Changwu area are the most abundant of the same horizon in the north part of the Songliao Basin .
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矿床与下伏沙河子组煤系地层呈不整合接触。
These deposits are in unconformable contact with the underlying coal-bearing strata of the Shahezi Formation .
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得到了H凹陷的地史、热史、生烃史、排烃运移史资料。生烃史和排烃运移史的研究主要对沙河子组地层进行。
Much of the information about geohistory , thermal history , hydrocarbon generation , migration and accumulation history in respect of the H depression is derived .