Occurrence And Microscopic Examination Of Reference Clay Mineral Specimens is a book written by Paul Francis Kerr. The book provides a comprehensive guide to the identification and examination of clay minerals using microscopic techniques. It contains detailed descriptions of the occurrence and properties of various clay minerals, along with photographs and diagrams to aid in their identification. The book is intended for use by geologists, mineralogists, and other professionals in the earth sciences who need to identify and analyze clay minerals in their work. It also serves as a valuable reference for students studying mineralogy and related fields. Overall, Occurrence And Microscopic Examination Of Reference Clay Mineral Specimens is a thorough and informative resource for anyone interested in the study of clay minerals.American Petroleum Institute Project 49, Clay Mineral Standards, Preliminary Report, No. 5.This scarce antiquarian book is a facsimile reprint of the old original and may contain some imperfections such as library marks and notations. Because we believe this work is culturally important, we have made it available as part of our commitment for protecting, preserving, and promoting the world's literature in affordable, high quality, modern editions, that are true to their original work.