Rock&Gem Magazine
THIS SUMMER, PICK STONY FLOWERS
Several rock and mineral formations look for all the world like flowers frozen in stone: chrysanthemum stones, flower agate, desert roses and poppy jasper.
6 min |
June 2026
Rock&Gem Magazine
Argyle Diamonds
When the Argyle mine in Western Australia closed in 2020, it marked the end of one of the most remarkable chapters in modern mineral history.
2 min |
June 2026
Rock&Gem Magazine
BAT CAVE JASPER
Perched in a cave high above Ochoco Lake, Bat Cave jasper has quietly earned its place among other notable Oregon jaspers.
3 min |
June 2026
Rock&Gem Magazine
Colombian Emeralds
The Green Fire of Muzo & Chivor
6 min |
June 2026
Rock&Gem Magazine
Hexagonal Diamonds?
Only available from the lab!
1 min |
June 2026
Rock&Gem Magazine
Grandpa's Agate Diggings
Finding Moss Agate on the Grande Ronde River
7 min |
June 2026
Rock&Gem Magazine
While the World Drowns, Greenland Rises
With a mile-thick ice sheet covering 80% of its surface, Greenland accounts for a fifth of current sea level rise as that ice melts on an increasingly warm Earth.
1 min |
June 2026
Rock&Gem Magazine
Does This Fossil Reveal a Whole New Kingdom of Life?
They would have looked strange in the so-called Rhynie chert landscape of the ancient Scottish Highlands 407 million years ago.
1 min |
June 2026
Rock&Gem Magazine
Crystals Tickle Our Inner Ape
Scientists have long found crystals in caves and other places containing evidence of occupancy by our ancestors going back 700,000 years.
1 min |
June 2026
Rock&Gem Magazine
Discovering Who Ate Who in Jurassic Park
150-million-year-old Jurassic sediments of the Morrison Formation at Colorado's Dry Mesa Dinosaur Quarry are rich in dinosaur remains.
1 min |
June 2026
Rock&Gem Magazine
Wandering Wedges Far from Home
They've been considered geological curiosities: islands, like Zabargad in the Red Sea or Christmas Island in the Indian Ocean, composed of continental rock surrounded by very different oceanic rock.
1 min |
June 2026
Rock&Gem Magazine
MODERN MINERAL Exploration
From Gold Pans to Artificial Intelligence
5 min |
June 2026
Rock&Gem Magazine
MINERAL COLLECTING and ROCK & GEM
Evolving Together for 55 Years
5 min |
June 2026
Rock&Gem Magazine
CHANGING MINERAL MARKETS
As Rock & Gem celebrates its 55th anniversary—no small feat for a print magazine in the digital age—the hottest commodities on today’s mineral markets are lithium, the rare-earth elements and gold.
3 min |
June 2026
Rock&Gem Magazine
The History of Plate Tectonics Stretches Ever Longer
The process of plate tectonics is largely responsible for a \"living\" Earth.
1 min |
June 2026
Rock&Gem Magazine
An Ocean's Worth of Water in Earth's Deep Mantle
Water is key to life as we know it. When seeking life beyond our planet, Earth and planetary scientists always seek out planets and moons suspected to harbor liquid water either on the surface or beneath icy crusts.
1 min |
June 2026
Rock&Gem Magazine
A New Rhabdodontomorph Is Among Us
“A new what?” you ask.
1 min |
June 2026
Rock&Gem Magazine
A Fossil Bridge to Modern Humans
The evidence from the Thomas Quarry is meager. Some jaws and a handful of scattered teeth.
1 min |
June 2026
Rock&Gem Magazine
From Maps to Satellites: Rockhounding's Tech Evolution
Rock and mineral collecting has come a long way, but the biggest changes have really occurred in just the past few decades.
5 min |
June 2026
Rock&Gem Magazine
BELLY of the DRAGON
A Rockhound's Guide
4 min |
June 2026
Rock&Gem Magazine
From the Studio
Welcome to From the Studio, my new column focusing on lapidary crafts, gemstone artistry and industry happenings, machinery and techniques with a behind-the-scenes look at my studio, Hashnu Stones & Gems.
1 min |
June 2026
Rock&Gem Magazine
THE EVOLVING HISTORY OF Gem & Mineral Societies
Lessons for the future from one club's past
6 min |
June 2026
COINage Magazine
Semiquincentennial Coins Celebrating America's 250th Anniversary Were Years in the Making
The Semiquincentennial of the United States, a patriotic occasion celebrating the 250th anniversary of the nation throughout 2026, has been a topic of conversation for years in United States Mint circles.
7 min |
April / May 2026
COINage Magazine
PCGS Announces CoinFacts Coin Dealer Hall of Fame Inductees
The Professional Coin Grading Service (PCGS.com) is enshrining the names of three new inductees to its time-honored PCGS CoinFacts Coin Dealer Hall of Fame.
4 min |
April / May 2026
COINage Magazine
Stack's Bowers Galleries Saw Record-Shattering $325 Million Year of Auctions in 2025
Following a record-breaking 2024, legendary numismatic firm Stack's Bowers Galleries was pleased to announce that 2025 was another banner year for the company.
1 min |
April / May 2026
COINage Magazine
Silver Rumors Addressed
No Proposal to Lower Reporting Threshold
1 min |
April / May 2026
COINage Magazine
Numismatist Paul Hollis Becomes 41st Director of the United States Mint
Paul Hollis recently took the oath of office to become the 41st Director of the United States Mint.
1 min |
April / May 2026
COINage Magazine
TOP 6 TIPS FOR BIDDING IN COIN AUCTIONS
for coins.
8 min |
April / May 2026
COINage Magazine
Top 6 Tips for Bidding in AUCTIONS COIN
HOW YOU CAN BECOME A SAVVY AUCTION BUYER
10+ min |
April / May 2026
COINage Magazine
Is Investing in Rare Coins the Right Move?
GOLD & SILVER BUYERS WANT RARITIES
5 min |