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Artisan Alley: Celebrating the Art of Collaboration
“The lightning spark of thought generated in the solitary mind awakens its likeness in another mind.” —Thomas Carlyle
By Antoinette Rahn and Erin Dana Balzrette
I’m...
Dinosaur Ichnology: The Study of Tracks Comes of Age
Story and Photos by Steve Voynick
As late as the 1970s, most paleontologists agreed that dinosaur tracks, while certainly interesting, had only minimal scientific value....
Rock & Gem Kids: Earthquake Faults
By Jim Brace-Thompson
Portions of our continents are stable, and the earth seldom moves under our feet. But in places like my home state of...
What to Cut: Kirinite Acrylic
By Russ Kaniuth
When looking for new materials, venturing from rock show to rock forums online, it’s good every once in a while to think...
Bench Tips: A Fanciful Project
By Bob Rush
Sometimes, when I am sorting through my slabs and trim saw cutoffs, I come across a particular piece that I know I...
Rock & Gem Kids: Examining Ozokerite
By Jim Brace-Thompson
“What is this stuff?” I asked myself as I picked up a lightweight chunk from a silent auction table at a gem...
Update: The Carbon Mineral Challenge
By Steve Voynick
The International Mineralogical Association (IMA) continues to recognize new carbon-bearing minerals, thanks to the work of the Deep Carbon Observatory and its...
Arizona Underground: Mine Tours, Museums, and Caves
Story and Photos by Bob Jones
With winter set to arrive soon, tens of thousands of folks will head into the great Southwest. Quartzsite becomes...
5 Five Fascinating Facts: Chalcopyrite
Note: This is the first installment of my new blog, Common Ground. A few times a week I'll use this space to share my...
Danburite: A Chemistry Confirmed at Yale University
By Bob Jones
Danburite’s early history was not particularly exciting. Some mineral species were discovered in gem pockets; others were found in mountainous deposits rich...
