Minerals. Minerals websites directory

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Strahlen (.org)
Strahlen (.org): Whoami? Whythissite?, What do you want?, Localities, Want free subdomain?, My mineralogy articles, Links, Books, Tips&trucs, Climbing, Kopke, Search, Swap?, Stamps, Disclaimer, Museums, Underground, Analysing and much more...

Sweet Surrender Crystal Mine
Own your own crystal mine (how to become a starving miner), Digging crystal (where to, how to, what to), Cleaning crystal (tips, tricks and techniques) Buying crystal direct from the mine (points, clusters, metaphysical, unique & unusual).

TAK Minerals
I'm a Japanese mineral collector TAK. I now find myself taking pictures only of stones! When I saw mineral photos accumulating, I decided to put some of them online. I hope you will enjoy visiting my photo gallery.

The Beginner’s Guide to Backyard Geology
This guide shows you exactly how to mine your own backyard for treasures and cultivate a lifelong hobby. It’s the perfect mix of fun in the sun and good, old-fashioned learning, so amateur geology is a great way to keep kids occupied.

The catalogue of Minerals
The catalogue of Minerals | Descriptions and photos of minerals by Russia

The mineral and gemstone kingdom
An interactive reference guide to rocks, minerals, and gemstones.

Turquoise Mines and Stones | Turquoise History and Facts
Turquoise mines have operated for thousands of years across the globe. Learn more about the turquoise mines producing the most sought-after stones.

USGS Photo glossary of volcano terms: Rhyolite
Rhyolite is a light-colored rock with silica (SiO2) content greater than about 68 weight percent. Sodium and potassium oxides both can reach about 5 weight percent.