November 2007 Vol.37 Num.11
Table of Contents (pdf)
Features
Candala Mine Chrysoprase
Seeing green in Southern Queensland, Australia
by Paul B. Downing, Ph.D.
Tsumeb, Namibia
Multiple oxide zones make this deposit unique
by Bob Jones
Mining "the Big One"
This benitoite gem is the world’s third largest
by Dave Schreiner
Rock & Gem Kids
A mineral match, a winning essay, and a quiz
by Steve Decker
The Ruby Wannabe
It's not corundum, but it's still a beautiful gem
by Bob Jones
Specimens with a Heart
This collector specializes in cordiform rocks
by Fran Peters
Field Trips
Collectible Benitoite Is Back!
The California State Gem Mine opens to collectors
by Mary and Harry White
Collecting at Lake Mackenzie
Northwest Texas selenite, petrified wood, and agate
by Kenneth H. Rohn
Under the Bergen Arches
Pyrite and calcite in urban New Jersey
by Robert Beard
Projects
Make a Five-Gem Pendant
Argentium sterling silver eliminates steps
by Diane Prokop
Table of Contents (pdf)
Features
Candala Mine Chrysoprase
Seeing green in Southern Queensland, Australia
by Paul B. Downing, Ph.D.
Tsumeb, Namibia
Multiple oxide zones make this deposit unique
by Bob Jones
Mining "the Big One"
This benitoite gem is the world’s third largest
by Dave Schreiner
Rock & Gem Kids
A mineral match, a winning essay, and a quiz
by Steve Decker
The Ruby Wannabe
It's not corundum, but it's still a beautiful gem
by Bob Jones
Specimens with a Heart
This collector specializes in cordiform rocks
by Fran Peters
Field Trips
Collectible Benitoite Is Back!
The California State Gem Mine opens to collectors
by Mary and Harry White
Collecting at Lake Mackenzie
Northwest Texas selenite, petrified wood, and agate
by Kenneth H. Rohn
Under the Bergen Arches
Pyrite and calcite in urban New Jersey
by Robert Beard
Projects
Make a Five-Gem Pendant
Argentium sterling silver eliminates steps
by Diane Prokop
