Summary: The Rock and Gem Book is packed full of photos of natural wonders, including rocks, minerals, gems, shells and fossils. This children's encyclopedia displays more than 1,200 full-color specimens, from sapphires and rubies to silver and pearl, revealing the unique qualities of each material and how it is used in industry, architecture, art and science. Including precious metals, rare fossils,...
Publisher / Publication Date: Dorling Publishing 2016
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Summary: "Information about gems, rocks, and other shiny objects on the planet, for children"--
Publisher / Publication Date: National Geographic 2019