"The Mystery of Lyle and Louise"

Chlorite-bearing.

Lustrous, black 'hard coal'.

Black, soft; most widely mined.

Brownish black, intermediate stage between peat and bituminous coal.

Coarse, 'salt and pepper': dark pyroxene and light andesine. Provides perfect representation of an intermediate igneous rock.

Organized, economical survey of fossils.

Ward’s® PURE Preserved™ Specimens - the best dissection experience from start to finish.

When minerals, rocks, and fossils cannot be accurately identified by macroscopic observation and testing, thin section slides can reveal the composition and structure of the specimens on a microscopic level.

Light gray, compact, hard, opaque, microcrystalline silica mineral.

Utah

This remarkable resin cast features one of the most complete examples of a near contemporary of Archaeopteryx. Recently found in Liaoning Province in China, this fossil bird displays the earliest evidence of truly beaked birds with clear body contour feathers.

1 pound of black sand packaged in a heat-sealed bag.