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Danas's mineral and how to study them
Everyone intersted in minerals and mineral collecting will want to have useful little book close at hand, either for field use or home study. It has been especially designed to give the beginner a knowledge of mineralogy that will greatly increase his enjoy ment of it. The book begins with a definition of the mineral as a naturally occuring chemical element or compound formed as a product of inorganic processes, It then goes on to the subject of crystals, the physical and chemical properties of minerals, adn identification test
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