June 2013

Smithsonite occurs in a number of colors, but blue is the most common. This 7.5-cm-high specimen from the San Antonio mine in Santa Eulalia (Chihuahua), Mexico, is in the Kerith Graeber collection. (Jeff Scovil photo)







Ammolite: An Organic Jewel
Fossilized ammonites find popularity with lapidaries
by Stuart “Tate” Wilson

Zinc carbonate comes in a rainbow of colors
by Bob Jones

Treasures from Space
Meteorites are a true prize for rockhounds
by Bob Jones

Rock & Gem Kids
Magnesite, a mineralogical dictionary, and a quiz

Fossils of the Morrison Formation
Dinosaur bones and marine fossils in Wyoming
by Bill Vossler

A Good Community Partner
An Oregon club promotes earth sciences and lapidary education
by Patricia Engelmann

Wisconsin’s Earthaven Museum
This small facility provides a personalized experience
by Jordan D. Marché II

A Sapphire Adventure
Faceting a significant stone from the Eldorado Bar
by Jerry Newman


Picks & Pans
Museum exhibits, book reviews, hobby news

Lapidary of the Month
Opal and basenite pendant
by Robert A. Morris

Show Dates
Mark your calendar!

Shop Talk
Mistakes and Flaws
by William A. Kappele

Rock Science
Field Trip to Mars
by Steve Voynick

What to Cut
Plume Agate
by Scott Empey

Many Facets
by Arya Akhavan

On the Rocks
Common, Crucial Carbon
by Bob Jones

Field Notes
Reader Letters

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