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Rock & Gem Kids: Dimorphs and Polymorphs

By Darryl Powell The chemical formulas of cavansite and pentagonite are the same: Ca(VO)Si4O10 • 4H2O (hydrated calcium vanadium silicate). Why, then, do they have...

Partners: Rock & Gem, November 2018

We are proud to partner with the following businesses for our November 2018 issue of Rock & Gem magazine.

A New Face at Rock & Gem

Rock & Gem welcomes Antoinette Rahn as its new managing editor. Antoinette Rahn, who hails from Wisconsin, brings more than two decades of publishing experience...

Rock & Gem is about support and service

By Antoinette Rahn Did you know it’s been 47 years since Rock & Gem magazine burst on the scene with the goal of serving the...

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