"PARKWAY PLASTICS, INC."

Glassy; most specimens float in water.

Hardened natural cement of calcium carbonate that binds other material such as gravel, sand, clay, and silt.

Simulated silicone specimen, designed for modern learning.

This dual magnifier has two lenses for varying magnification.

Classic “peacock” aluminum ore.

Perfect marking pens for small lab samples, slides, beakers, sample bags, and more.

Gray, fine-grained, massive contact rock.

Fine to medium-grained with biotite.

Gray to buff, with numerous ooliths and fossil fragments.

Clear, pure cleavages, Mohs’ hardness of 2.

Gray to white, coarse crystalline, carbonate rock.

Classic, dark; from the Columbia Plateau.

Basic Pelvic exam practice!

Indestructible, high-quality, fiberglass tape.

For maximum protection, this dispenser is designed with a safety razor that slides and cuts with no danger to fingers.

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