同生白云岩 meaning in English

syngenetic dolostone

According to the mechanism of dolomitization , it can be divided into penecontemporaneous dolostone and post - penecontemporaneous dolostone
白云岩可据白云石化作用的机理和时间分为准同生白云岩和准同生后白云岩两大类。
Micritic dolostone occurs widely in the middle and upper cambrian and is yellowish brown and brickcolored red , in which parallel laminae , bird ' s - eyes and mud - cracks are developed
准同生白云岩广泛出现于中上寒武统，岩石呈土黄色、砖红色，具纹层、乌眼、乾裂构造。
So we can draw a conclusion that the dolostone of c - o stratum in the regions of zhuangxi and chengdao has primarily two genesis types , they are penecontemporaneous dolostone and diagenetic dolostone . the diagenetic dolostone is formed by replacement in intergranular pore water on the course of burial diagenesis
因此，我们认为桩西、埕岛地区寒武?奥陶系白云岩主要有两种不同的成因类型，即准同生白云岩和成岩白云岩，并且成岩白云岩是在埋藏成岩过程中，在粒间孔隙水中由交代作用形成的。