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Chlorite-mica with perfect slaty cleavage.

White and black bands of quartz, feldspar, and biotite; typical foliation.

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

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

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

Perfect for Introductory Lessons on Metamorphic Rocks.

White, very dark green, and very dark red to light red granoblastic intergrowth of wollastonite, diopside, and andradite.