Richard M Pearl Cleaning and Preserving Minerals 3rd Revised Edition Geology

A vital technical resource for the serious lapidary and geologist, this 1973 Third Revised Edition of Richard M. Pearl's classic text provides exhaustive methods for the maintenance of mineral specimens. Published by Earth Science Publishing Company, the narrative-technical content covers chemical and mechanical cleaning processes essential for preservation. The volume is in very good vintage condition with clean pages and a solid binding. A foundational reference for earth science collectors and naturalist libraries.