What's that Rock, Mineral, or Gem?
- ISBN: 1465415920, 9781465415929
- Page count: 128
- Published: 2014
- Format: Paperback
- Publisher: DK
Compact and portable, What's That Rock, Mineral or Gem? is an indispensable beginner's pocket guide to identifying the 150 most common North American rocks and minerals.
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