Chances are, at different points of the day, you're standing right on top of buried treasure. That's because deep beneath the Earth's surface, valuable rocks, minerals and gemstones are being formed. "Minerals & Gemstones" is an accessible and informative reference guide to more than 300 of the Earth's natural treasures, from simple sandstones to coveted lapis lazuli, jade, and diamonds. Learn what the Earth is made of, how its rocks were formed, and how minerals and gems are used today. Organized by internationally ...
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Chances are, at different points of the day, you're standing right on top of buried treasure. That's because deep beneath the Earth's surface, valuable rocks, minerals and gemstones are being formed. "Minerals & Gemstones" is an accessible and informative reference guide to more than 300 of the Earth's natural treasures, from simple sandstones to coveted lapis lazuli, jade, and diamonds. Learn what the Earth is made of, how its rocks were formed, and how minerals and gems are used today. Organized by internationally recognized classification groups, each entry includes a detailed color photograph and a key information table including specifications such as its luster, transparency, specific gravity, hardness, crystal habits, and associated minerals. Pocket-sized guide is convenient for fieldwork and school.
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Seller's Description:
Supports Goodwill of Silicon Valley job training programs. The cover and pages are in Good condition! Any other included accessories are also in Good condition showing use. Use can included some highlighting and writing page and cover creases as well as other types visible wear.
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Seller's Description:
Fair. Used book-May contain writing notes highlighting bends or folds. Text is readable book is clean and pages and cover mostly intact. May show normal wear and tear. Item may be missing CD. May include library marks. Fast Shipping.