October 2012

ON THE COVER
Precious opal is a popular lapidary material, but it also has a place on the collector’s shelf in the form of rough specimens. This 12mm by 19mm cabochon of Australian opal is in the R.W. Wise collection. (Jeff Scovil photo)

 

 

 

 

 

FEATURES

Opal for Collectors
Specimens are suitable for the display shelf
by Bob Jones

Minerals of Africa
Part II: Exceptional specimens at the 2012 Munich show
by Bob Jones

Exotic Common Opals
Stunning colors and patterns make them great lapidary materials
by Helen Serras-Herman

CLUB WORKSHOP SERIES
Partnering with the Community
The Oxnard Gem & Mineral Society workshop offers public access
by Jim Brace-Thompson

Rock & Gem Kids
"TV stone", a junior paleontologist, and a quiz

A World of Sapphires
Recognizing the beauty and rarity of colorful corundum gems
by Jim Perkins

East African Gem Mining
Adding value through education and development
by Robert Weldon/Courtesy the GIA

The Story of “Big Red”
A new find of colorful Arizona jasper
by Charles A. Lofstedt

Fluorescent Flowers: Fact or Fiction?
How minerals in the soil affect plants
by Antonia Xiang Yun DeBastiani with James and Bobbie DeBastiani

REGULAR COLUMNS

Picks & Pans
Museum exhibits, book reviews, hobby news

Lapidary of the Month
Turritella agate pens
by Jennifer Anderson

Show Dates
Mark your calendar!

Shop Talk
Stone As Stained Glass
by William A. Kappele

Rock Science
Arkansas: Hot Springs and Wavellite
by Steve Voynick

Many Facets
DJG Scissor-Top Emerald
by David Groncki

On the Rocks
African Minerals in Munich
by Bob Jones

Field Notes
Reader Letters

Price: $7.99

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