"Ward's Phenomena"

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

Chlorite-bearing.

Fine crystalline, pure calcite.

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

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

Chlorite-mica with perfect slaty cleavage.

Gray to white, coarse crystalline, carbonate rock.

Introduce your students to rocks formed metamorphism of other rocks.

Perfect for Introductory Lessons on Metamorphic Rocks.

Fightly cemented, medium-to-coarse quartz grains.