Rocks and Minerals (Speedy Study Guide)

Rock & Mineral Collecting: A Beginners Guide to Finding, Valuing and Profiting from Rocks and Minerals (Collector Series): Rocks and Minerals For Kids! (The Collector Series Book 4)

Rocktionary

The prospector's field-book and guide in the search for and the easy determination of ores and other useful minerals

Geology: Rocks & Minerals Unit Study

Rocks and Minerals of The World: Geology for Kids - Minerology and Sedimentology (Children's Rocks & Minerals Books)

Rockhound and Prospector's Bible: A Reference and Study Guide to Rocks, Minerals, Gemstones and Prospecting

Collecting Rocks, Gems and Minerals: Identification, Values and Lapidary Uses

Dana's manual of mineralogy for the student of elementary mineralogy, the mining engineer, the geologist, the prospector, the collector, etc

Rocks and Minerals: A Guide to Field Identification (Golden Field Guide f/St. Martin's Press)

Rocks, Gems and Minerals: A Fully Illustrated, Authoritative and Easy-to-Use Guide (A Golden Guide from St. Martin's Press)