Tag: fluorite
Calcite Crystal Twins & Other Oddities
Calcite crystal is the most common carbonate found all over the world with more than 600 different crystal habits. When compared to other species,...
Fluorite Mineral Properties
The fluorite mineral is a favorite among collectors. Fluorite crystals are often large, well-developed with a rainbow of colors, relative abundance and affordability. But...
What Makes Minerals Fluorescent?
What makes minerals fluorescent? The short answer is that some minerals are self-activators. Others depend on some form of impurity that acts as an...
A Tale of Natural Turquoise
Story and Photos by Steve Voynick
During my first visit, in 2014, to the Florence mine in Cripple Creek, Colorado, mine manager Clint Cross and...
Perot Museum Unveils Enhanced Hall and New Displays
DALLAS — The Perot Museum of Nature and Science reopened Jan. 31, 2019 with a revamped Lyda Hill Gems and Minerals Hall — including...
De Colores: Ojuela Mine, Durango
Editor's Note: This is one of 10 Mexican locales recognized for mineral production. View the rest of the list as part of an article...
#3: Rock & Gem Top 10
The count down continues with our recap of the Top 10 Photos published in Rock & Gem in the last year.
This specimen of colorless...
