The Story of the Earth in 25 Rocks: Tales of Important Geological Puzzles and the People Who Solved Them

Geology of the Ice Age National Scenic Trail

A First Book of Mining and Quarrying: With the Sciences Connected Therewith; For Use in Primary Schools and Self-Instruction (Classic Reprint)

Rocks & Minerals of Wisconsin, Illinois & Iowa: A Field Guide to the Badger, Prairie & Hawkeye States (Rocks & Minerals Identification Guides)

Lake Superior Rock Picker's Guide

Rock Identification Field Guide

Lake Michigan Rock Picker's Guide

Ohio Rocks: A Guide to Geologic Sites in the Buckeye State

Rocks & Fossils ( The Nature Company Guides) (Illustrated) (Reprinted Edition)

Rocks, Gems, and Minerals of the Southwest (Falcon Pocket Guides)

Michigan Rocks & Minerals: A Field Guide to the Great Lake State (Rocks & Minerals Identification Guides)

Sediment Routing Systems: The Fate of Sediment from Source to Sink

The Spinning Magnet: The Electromagnetic Force That Created the Modern World--and Could Destroy It

The Rockhounding Encyclopedia: [10 in 1] The Ultimate Guide to Identifying and Collecting 100+ Gemstones, Minerals, Fossils & Geodes | GPS Coordinates for the Best 530+ Sites in the US

Geocaching Log Book: Specialist Log Book of your Geocache Finds and Adventures - Journal For Geocachers - Great Geocaching Journal Gift for Men, and Women - Your Geocache Adventures Diary Notebook

Rocks, Gems, and Minerals of the Rocky Mountains (Falcon Pocket Guides)