"The Mystery of Lyle and Louise"

Light gray, fine small clasts.

Dense and massive.

Hematite-cemented quartz; orthoquartzite.

Chlorite-bearing.

Lustrous, black 'hard coal'.

Shiny black volcanic glass showing conchoidal fracture and some spherulites.

Brownish black, intermediate stage between peat and bituminous coal.

Unpolished metamorphic rock with silky lusture, red-brown colour, and clear parallel intergrown quartz crystals.

Pale pink felsite, with small sanidine phenocrysts.

Gray to buff, with numerous ooliths and fossil fragments.