Lithologically, the content quartz is lower than those of feldspar and detritus, and the cement is dominated by clay, which gives the feature of low compositional maturity and low textural maturity.
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释义
馆上段储层岩性以岩屑质长石细砂岩为主,其次为中细砂岩和粉砂岩,岩石中石英含量低,而长石、岩屑含量高,胶结物以泥质为主,表现出低成分成熟度和低结构成熟度的特点。
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