Northwest Treasure Hunter's Gem and Mineral Guide, 5th Edition : Where and How to Dig, Pan and Mine Your Own Gems and Minerals
, by Rygle, Kathy J.; Pedersen, Stephen F.- ISBN: 9780943763743 | 0943763746
- Cover: Paperback
- Copyright: 3/1/2011
Whether you're digging for the first time or are an experienced rockhound or "prospector," with a simple rock hammer and a little luck, you too can strike it rich ... or at the very least, have fun trying.