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1001 Questions Answered About the Mineral Kingdom
1001 Questions Answered About the Mineral Kingdom Author:Richard M. Pearl Fascinating compendium of information about ever-present but lesser known realm of nature: minerals, crystals, rocks, precious metals, radioactive minerals, gems, fossil fuels, mining and milling, water resources, mineral collecting as a hobby and more. Easy-to-follow question-and-answer format. Over 30 illus. Bibliography. Index.