Denver Gem and Mineral Guild - Minerals!

Field Trips
Golden Diggers (Juniors)
News Letter
Cool Links
Contact Us

The world's largest public database of mineral information online mineral database

Search for minerals by physical properties, or by chemistry. Search for mineral localities near you. Search for photos of minerals, or photos of minerals from a specific locality. Try it!

Minerals by Class - Minerals by Class

A list of 172 common minerals listed by Class. Includes the mineral properties and multiple pictures of each mineral. Try this to help identify your minerals.

Six page Online Study Guide (via )

Rocks and Minerals, A Pictorial Guide to Mineralogy

A concise study guide for the most important facts you want to know about rocks and minerals, boiled down to 6 information packed pages. from

Treasured Minerals - Free E-book download (PDF)

Treasured Minerals, from

Treasured Minerals features the story of Russ Behnke's lifelong interest in minerals and his search for the most precious and beautiful specimens. The hundreds of full-color illustrations serve as a guide to what makes a mineral specimen desirable and worth collecting. (Download will require you to create a FREE account with

Classic Minerals of Northern England (via )

Classic Minerals of Northern England

Mineralogical Record supplement that catalogues and details the mineral collection of Lindsay Greenbank. Published on Dec. 31, 2009, 150 pages. Read online for free at

The Splendor of Rocks and Minerals in Thin Sections (via )

The Splendor of Rocks and Minerals in Thin Sections

Microphotographs of minerals and selected rocks in thin section, using polarizing microscopy with cross and reflected light. Published on May 15, 2017. 145 Pages. Read on-line for free at

The Miguel Romero Collection of Mexican Minerals

The Miguel Romero Collection of Mexican Minerals

Published on Aug 5, 2013 In this Mineralogical Record supplement, the fine mineral collection of Miguel Romero is catalogued and detailed. Historical perspective is included along with dozens of high-quality images of some of the world's best minerals. This e-book is available due to the generous permission of The Mineralogical Record. View online at

Crystalline Treasures - The Mineral Heritage of China

Crystalline Treasures

Published on Jul 20, 2013, 108 pages. The Arkenstone,, presents China Crystalline Treasures, the Mineral Heritage of China. Read about the history of mineral collecting in China, cultural differences between Chinese and western mineral collecting perspectives, and discover new favorites from specific provinces of China. FREE Download or view online at

Pop Quiz!

Colorado School of Mines Geology Museum Photo Gallery

Beautiful photos of the mineral collection of the CSM Geology Museum. How many of these minerals and fossils can you identify? (Hover your mouse cursor over each image to see the name).