储层岩石类型有砾岩、含砾砂岩、中细砂岩及粉砂岩。
The reservoir rocks consist of conglomerate, pebbly sandstone, medium-fine sandstone and siltstone.
储层岩性主要为中细砂岩，砂岩分选性好-中等，结构成熟度较低。
The lithology of reservoir is chiefly mid-fine grained sandstone with good sorting and low texture maturity.
沙二段岩性主要为灰色中细砂岩与深灰色泥岩不等厚互层，储层物性较好。
E2S2 is mainly the interbeds of gray medium-fine sandstone and dark gray mudstone in different thickness and with good reservoir properties.
其中中砂岩和细砂岩是最好的储层。
Reservoir properties of rocks in different sedimentary facies and areas are different.
盐湖等深流沉积。风暴重力流、纵向重力流和滑塌重力流中的“ABAB”序和“BBB”序中—细砂岩是油气聚集的有利场所。
The "ABAB", "BBB" sequences middle-fine grained sandstones in longitudinal gravity flows, slide gravity flows and storm gravity flows are favorable for oil and gas accumulation.
锦州9 - 3油田主力油层东下段储层主要为三角洲沉积，岩性为含砾砂岩、中砂岩、细砂岩及粉砂岩的岩性组合。
The mainly reservoir of Jinzhou 9-3 oil field is mainly delta sediments, composed of pebbly sandstone, sandstone, fine sandstone and siltstone, lithologic composition.
锦州9 - 3油田主力油层东下段储层主要为三角洲沉积，岩性为含砾砂岩、中砂岩、细砂岩及粉砂岩的岩性组合。
The mainly reservoir of Jinzhou 9-3 oil field is mainly delta sediments, composed of pebbly sandstone, sandstone, fine sandstone and siltstone, lithologic composition.
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