Washington School Collection of Rocks & Minerals - 40 Spec. 2" x 1-1/2"

One of the most popular kits! Includes specimens in the following areas: rock-forming minerals, ore-forming minerals, industrial minerals, and igneous, sedimentary and metamorphic rocks. Includes 40 number coded specimens, 1 1/2" X 2". Comes in a compartmented container.
Designed to accompany the Washington School Collection is a student bag of rock and mineral chips. This includes 40 unlabeled chips (~3/4") coordinated with the School Collection, contained in a zip-lock storage bag. Grades 5+, Ages 10+.