"Ward's Phenomena"

Dense and massive.

Hematite-cemented quartz; orthoquartzite.

Represents a Wide Range of Depositional Environments and Rock Textures

White, mature, friable.

Green shale which contains approximately 85% Illite. Impurities may include other clay minerals, such as micas and feldspars.

Useful for weathering and erosion, soil formation, porosity and permeability, or other general earth science labs.

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

Introduce your students to rocks formed from deposition of sediment.

Buff-colored, coarse, detrital limestone, with cemented shell fragments.

Soil