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Rock on!: Gems: Earth's Most Valuable Treasures!
Rock on Gems Earth's Most Valuable Treasures Author:C. J. McDonald The world's most valuable and rare treasures are found in the earth just beneath your feet. — The beauty beneath us — What makes a mineral a gem? — Beauty under pressure — How to measure minerals — Rough and ready — Some for the record — Strange-but-true stories : deadly gemstones — The perfect cut — Polishing your gems — Color them amazing — Strange-b... more »ut-true stories : lore and legends
A gallery of gems
Stars of the show
A closer look : diamonds
A closer look : sapphires
A closer look : rubies
A closer look : emeralds
Strange-but-true stories : beautiful and useful gems
A closer look : pearls, coral, and amber
A closer look : quartz
A closer look : garnets
A closer look : opals
PLEASE NOTE: as with every used book being swapped at PaperBackSwap, the non-Media item that originally came with the book (in this case, the gem stones) may not be included. Requestors should not expect the gem stones to be included with a used copy of this book.« less