"PARKWAY PLASTICS, INC."

Brownish gray, kerogen-rich; commercial oil source.

Feldspar group; white-to-gray cleavages of sodic plagioclase; some show twinning.

Learn To Use And Create Dichotomous Keys.

Fine, common limestone; massive, and will fizzle with HCl.

White, fibrous, silky luster.

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

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.

Everything need for starting a dissection.

The Centripetal Force Kit is inexpensive and effective.

Cleaned, pure, bright, metallic native copper.

Pure, white, earthy “China clay”.

Gray to buff, with numerous ooliths and fossil fragments.

Fine to medium-grained with biotite.

Clear, pure cleavages, Mohs’ hardness of 2.

Gray, fine-grained, massive contact rock.