The sedimentary sequence exposed in the erstwhile Tiruchirapalli district hosts a more or less complete geological record of the Upper Cretaceous-Tertiary period. Systematic field mapping. collation of data on the micro-meso scale lithology. sedimentary structures. https://echobookmarks.com/story19493821/getting-back-to-the-source-virtually-rism-as-a-tool-in-the-digital-environment