Editor’s Letter

February and the season of love. I don’t

New Composition

ROCKS, MINERALS AND JEWELRY

A JUDGE SAYS: Don’t Blame Scientists for Nature’s Unpredictability

In 2019, a cruise ship docked near Whakaari

What Killed the Dinosaurs? Look to the Moon!

For decades most earth scientists have concluded that nonavian

Are Benign Paleontologists Contributing to Violence in Myanmar?

We think of paleontology as a benign science.

The Fossil Record Reveals: After a “Big Boom,” Mammalian Variation Leveled Off

Per recent articles in the journal Science, “mammals

Did Life on Mars Kill Itself?

Earth and planetary scientists continue to explore a

Earth-killing Asteroids: Move Over!

NASA has officially declared it: DART is a

The First Pterosaur? Reptiles that Scampered the Land

Pterosaurs capture the imagination. Reptilian relatives to dinosaurs,

Continuing Calls to “Repatriate” Important Fossils

In the history of paleontology, there has been

Anointing Geoheritage Sites

Some 20 years ago, the United Nations Educational,

Destroyed But Not Forgotten: Casts of an Iconic Fossil Come to Light

Time: 1818 Mary Anning, exploring the shores of

How High? Too High! A Volcanic Plume Reaches New Heights

The January 2022 Hunga Tonga-Hunga Ha’apai volcanic eruption

ManBearPigHuh???

It’s been dubbed the “ManBearPig.” To which I

Roses are RED, Barite is Too

This Sweet Mineral Will Make Gift-Giving Easy for You

From BLOW UP to Glow Up

BEST ROCKS FOR TUMBLING

Shine Bright Like a Diamond

Experts Weigh in on Diamond Alternative Gems

ULTRA TEC Shines FOR GEM DESIGN

SPONSORED BY Tanzanite concave cut by Noreen Masaki

ROCK & GEM FIELD GUIDE: Echinoderms

This is a photo of the common blastoid

HOW TO DESIGN A SHAPE FOR A CAB

A lot of the time we struggle to

Simple Geology Projects

For Kids of All Ages

MOROCCAN SEAM AGATE

Seam agates are fairly common around the globe,

We ALL Have a Love of Rocks & Gems

A Personal Account of the Science and Metaphysical

DISCOVERING Earth’s Resources

How to Find Minerals at Home or In a Hardware Store

CONCHOIDAL FRACTURE: A LUCKY BREAK

Modern knappers flaked these beautiful points from a

Show Dates

TO VIEW MORE CALENDAR DATES VISIT ROCKNGEM.COM .

How Tucson’s Event Started

The first Tucson Gem and Mineral Show was