"Middle School - Earth Science"

Hemalite is a Massive, dense red to gray, classic example of iron ore.

Talc is the softest know mineral with a moh's hardness of 1, and composed of clay.

Sale

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

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

Sale

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

Sale

Massive white quartz with a moh's hardness 7.

Introduce your students to rocks formed metamorphism of other rocks.

Red clastic rock composed of sand sized particles and hematite.

Sale

Porphyritic igneous rock containing biotite, feldspar, and hornblende.

Pumice is light colored glassy rock that floats in water.