虽然晚成岩期自形或半自形石英胶结损失了部分粒间孔隙,但仍能形成孔隙度相对较高的储层。
Although automorphic or partial automorphic quartz cementation losses some intergranular pores in late diagenesis, the reservoir with relatively high porosity still can be formed.
晶间孔隙主要发育在陡一段下部的粗粉晶含灰云岩中,白云石晶体为自形晶和半自形晶。
The former are mainly developed in the coarsesilt grained, euhedral and semi-euhedral crystalline calcitic dolomites occurring in the lower part of the first member of the Doushantuo Formation.
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