inStock

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

Chlorite-bearing.

Slaty cleavage; contains hematite.

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

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

Massive, chlorite-rich.

Perfect for Introductory Lessons on Metamorphic Rocks.

Includes: six each of marble, slate, and quartzite. Set of 18.

Common rocks and minerals for testing and identification studies are 2–3cm each.