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February 2007
Vol.37 Num.2
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Rock & Gem Back IssuesRock & Gem back issues are $7.99, plus $2.95 shipping and handling, per copy.
Click on the Buy Issue button to order from our secure Web site or send a check or money order and a written request to Rock & Gem Back Issues, ATTN: Thomas Trimbach, 290 Maple Ct., Ste. 232, Ventura, CA 93003.
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Features
The Minerals of Earth's Crust
Part II: Sedimentary rocks are great collecting sites
by Bob Jones
The Frugal Collector: The Silicates
Part VI: Tanzanite, chrysoprase, and gem silica
by Bob Jones
Roadside Panning Sites in New Mexico
Part II: Rio Arriba, Sandoval, San Juan, San Miguel, Sierra, Socorro, Taos, and Valencia counties
by David and Clois Walker
Talc
A different kind of rock
by Chloe R. Young
Rock & Gem Kids
Crystal models and pyromorphite
by Steve Decker
Gold in the 21st Century
How mining and the market are changing
by Steve Voynick
Perspective on Platinum
Is it becoming too precious for jewelry?
by Steve Voynick
Silver Treasures of Kongsberg
Unique specimens from famous Norwegian mines
by Kiera Tara O'Brien Field Trips
Rockhounding Bountiful Bancroft
A collectible variety in a small area
by Mike Streeter
Cold-Water Agates
Exploring gravel bars along the Zumbro River
by Kenneth H. Rohn
Collectibles in Sediments
Cone-in-cone structures near Erie, Pennsylvania
by Robert Beard
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