intraclast

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

颗粒灰在剖面中占绝大多数，其中，鲕粒灰、内屑灰和多数生物屑灰均为亮晶方解石胶结。