"The Mystery of Lyle and Louise"

Pale pink felsite, with small sanidine phenocrysts.

Chlorite-mica with perfect slaty cleavage.

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 to white, coarse crystalline, carbonate rock.

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

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