bioclast

1.Grainstones are the main part of the section, among which the oolites, intraclast limestones and most bioclast limestones are cemented by sparry calcite.

颗粒岩在剖面大多数，其，鲕粒岩、内碎屑岩和多数生物碎屑岩均为亮晶方解石胶结。