"The Mystery of Lyle and Louise"

Red-brown to gray, coarse-grained, containing feldspar and mica.

Silvery, paragranite and muscovite-rich with medium garnet crystals.

Gray to white, coarse crystalline, carbonate rock.

Typical green-gray, fissile, clay-rich.

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

Dark gray with abundant gas pocket vesicles.

Gray, fine to medium-grained “Berea grit”.