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Geology: An Introduction to Familiar Rocks, Minerals, Gemstones & Fossils (Pocket Naturalist - Waterford Press)
Geology An Introduction to Familiar Rocks Minerals Gemstones Fossils - Pocket Naturalist - Waterford Press Author:James Kavanagh The Pocket Naturalist card is a pocket-sized, folding card which provides simplified, easy-to-use introduction to familiar North American rocks, gems, minerals and fossils. Maps show distribution of important rocks and minerals. Every card is laminated so that it is waterproof and practical for use in the field.