Metamorphic Rocks

Slaty cleavage; contains hematite.

Lustrous, black 'hard coal'.

Pink/gray coarse carbonate rock.

Pink and gray bands, with biotite; shows good foliation.

Light gray, fine-grained, well-foliated, schistose.

Foliated biotite, coarse, silvery gray with quartz-feldspar bands.

Perfect for Introductory Lessons on Metamorphic Rocks.

Introduce your students to rocks formed metamorphism of other rocks.

Altered Igneous and Sedimentary Rocks are Clearly Represented

Dark, coarse-grained, and composed chiefly of hornblende.