The Wonder Of North American Agates

By Dan R. Lynch, Dan Lynch

Rocks minerals of the United States

By Dan R. Lynch

Rocks Minerals of California

By Bob Lynch, Dan R. Lynch

Rock collecting for kids

By Dan R. Lynch

This children s guide to rock collecting includes a how to section with details on what to look for, where to look, what to bring, and safety considerations; a beginner s introduction to geology;...

Rocks Minerals of the Pacific Coast

By Bob Lynch, Dan R. Lynch

Petoskey Stone: Finding, Identifying, And Collecting Michigan’S Most Storied Fossil

By Dan R. Lynch, Lynch, Dan R.

Your Definitive Guide to Petoskey Stone Michigan’s state stone is prized for its beautiful patterning, which is said to resemble the rays of the rising sun. Take an in-depth look at the famous foss...

Fossils for Kids

By Dan R. Lynch

Rock Collecting For Kids

By Dan R. Lynch

Rock collecting is simple and fun with this children’s book that includes an introduction to geology, an identification guide to rocks and minerals, and a “how to” section. Nature’s treasures are...

Lake Superior Rocks & Minerals

By Dan R. Lynch, Bob Lynch, Lynch, Dan R., Lynch, Bob

This must-have guide for Michigan, Minnesota, Wisconsin, and Ontario features full-color photographs and information to help readers identify rocks and minerals. Get the perfect guide to rocks and...

Arizona Rocks & Minerals: A Field Guide To The Grand Canyon State

By Dan R. Lynch, Bob Lynch