"orange de méthyle"

Geometric Shapes and Structures of Crystalline Minerals.

Give Your Students a Lesson in Economics as Well as Geology

Explore the differences of how light interacts with the surface of a mineral.

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

Beginner’s Collection Illustrates Important Physical Properties

Our most popular collection.

Silvery, paragranite and muscovite-rich with medium garnet crystals.

Survey set improves student's recognition of all three major rock groups.

Previously known as the syracuse university mineral and rock set.

Beautifully polished and distinctive slabs or rare 2.3 billion year old fossil stromatolites. Well defined growth structures in matrix.