diagenetic

Celestite is usually diagenetic but commonly forms very early in the history of the sediment.

天青石一般是成巖期的,但通常是在沉積史的極早期形成的.

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The deposit is a typical sedimentary - diagenetic silver - copper sandstone.

該礦床為典型的沉積成巖成因砂巖礫巖型銀銅礦.

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Stable isotopic method can be used effectively in the diagenetic research of deep water carbonate rocks.

穩定同位素方法可以有效地應用于深水碳酸鹽巖的成巖作用研究.

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The diagenetic environment results in different water - rock reaction and development of secondary porosity.

成巖環境在一定程度上影響了水巖反應及次生孔隙發育.

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The fracture in studied area can he divided into diagenetic micro - facture, weathering fracture and structural fracture.

研究區的裂縫可以劃分為巖微裂隙 、 風化裂隙和構造裂縫3種類型.

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The main diagenetic minerals of the sandstone include calcite, chlorite, Quarta and kaolinite.

自生礦物主要有方解石 、 綠泥石 、 石英、高嶺石等.

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Similarly the CO 2 was partially lost from the fluid phase by precipitation of late diagenetic calcite.

同樣地,部分CO2因成巖晚期方解石的沉淀而不再以流體相存在.

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The dolomitization is dominated by mixed water dolomitization in the diagenetic stage, followed by burial dolomitization.

白云石化作用,以早成巖階段混合水白云石化作用為主, 埋藏白云石化作用次之.

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During diagenetic process, metasomasis and dissolution further contributed to porosity. Compaction and pressolution caused porosity variation.

在成巖過程中, 交代作用和溶解作用可使孔隙度進一步增大, 壓實以及壓溶作用則使儲層孔隙性能變差.

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