December 2013

ON THE COVER: This slab of Kaleidoscope jasper from Central Oregon displays a riot of colors and intricate patterns that rivals those of agate for beauty. The slab measures 4.25 in. by 2.75 in. by 0.31 in. (Steve Wheeler photo and specimen)







Jasper v. Agate
Two chalcedony gems with bold patterns and colors
by Bob Jones

The Crater Rock Museum
A club’s journey of vision and dedication
by Curtis L. Handy

Rock & Gem Kids
Howlite, mineral madlibs, and a quiz

A mineral with humble beginnings
by Bob Jones

Brazil’s Texeirinha Mine
A source of true-blue topaz and other minerals
by Bob Farrar


First Creek Geodes and Agates
Digging nodules in Washington’s Cascade Mountains
by Jim Landon

Percha Box Vanadinite
Yellow and brown hexagonal crystals at the Macy mine
by Robert Beard


Picks & Pans
News and Reviews

Lapidary of the Month
Tiger's-eye acorn pendants
by George Rasmussen

Show Dates
Mark Your Calendar!

Shop Talk
Jewelry Findings
by William A. Kappele

Rock Science
Solid Solution Series
by Steve Voynick

What to Cut
Riviera Plume Agate
by Scott Empey

Many Facets
Eye of Zul
by Arya Akhavan

On the Rocks
Creating Cabochons
by Bob Jones

Field Notes
Reader Letters


Price: $7.99

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