"bouteille de gaz"

Specimens illustrate important stages of mineral formation.

An introductory rock set contains six samples from each of the three major rock types.

A fascinating and colorful classroom mineral study set.

Beginner’s Collection Illustrates Important Physical Properties

Our most popular collection.

Ideal for Beginning Earth Science Students

Specimens to supplement the most widely-used college lab manual for physical geology.

A variety of colorful collections to introduce rocks, minerals and fossils.

Samples of Minerals That Are Found in Rocks

Demonstrates irregular breakage of minerals.