Rocks, Minerals & Gems

Hope Diamond: The Legendary History of a Cursed Gem

Weird Rocks

Agates Inside Out

Late Antique and Early Christian Gems

Gold Panning the Pacific Northwest: A Guide to the Area's Best Sites for Gold

Special Report Diamonds

Vitamins and Minerals Demystified

Gemstone Facet Cutting - A Collection of Historical Articles on Methods and Equipment Used for Working Gems

All about Diamonds: What everyone should know about dirty diamonds, fake diamonds, synthetic diamonds, diamond certificates, diamond pricing, buying diamonds online, cleaning diamonds, and much more!

What's So Mysterious About Meteorites

Opal Gemstones - A Collection of Historical Articles on the Origins, Structure and Properties of Opal

Gold Dredger's Handbook -- How to Find a Lot of Gold Using a Suction Dredge

All About Earrings: Discover Everything You Need To Know About Earrings, Fashion, Styles, Proper Cleaning Tips for Diamond Earrings, The Diva's Choice, And Much More!

The Working of Semi-Precious Stones: A Brief Elementary Monograph; A Practical Guide-Book Written in Untechnical Language

Rocks and Minerals

Geochemistry of Sedimentary Ore Deposits

Gemstones A to Z: A Handy Reference to Healing Crystals

Rockhounding Wyoming: A Guide to the State's Best Rockhounding Sites

Rock Picker's Guide to Lake Superior's North Shore

Diamond: The History of a Cold-Blooded Love Affair (Abridged)

Precious Stones

Southwest Treasure Hunter's Gem & Mineral Guide: Where & How to Dig, Pan and Mine Your Own Gems & Minerals

Rocks & Minerals of Washington and Oregon: A Field Guide to the Pacific Northwest

Northeast Treasure Hunter's Gem and Mineral Guide: Where and How to Dig, Pan and Mine Your Own Gems and Minerals