"College - Geology"

A favorite of collectors for over 50 years.

A textbook example of pure crystalline carbon which is extermely soft.

Quartzite is hard, non-foliated rock formed from metamorphosed quartz sandstones.

Hornblende is a dark amphibole group mineral, perfect for teaching Bowen's reaction series.

Massive white quartz with a moh's hardness 7.

Red clastic rock composed of sand sized particles and hematite.

Introduce your students to Gray Andesite with large phenocrysts of hornblende.

Limestone is a gray calcium carbonate that will fizz with dilute HCl.

Scoria is a dark-colored rock formed from lava with a high gas content.

Slaty metamorphic rock containing hematite giving it its red color.

Substantial Set of Economically Important Minerals

A high quality starter net.

Withstands the strongest brush.

Hands-on, standards-based lab kit that helps students explore the source and function of atmospheric layers and the impacts on health and the environment.

Hands-on, standards-based lab kit that helps students investigate toxins and contaminates from human-made and natural sources.

Hands-on, standards-based lab kit that helps students explore the source and function of atmospheric layers and the impacts on health and the environment.