"pathway PLASTICS, INC."

Feldspar group; white to gray, sodium plagioclase cleavages; some faces may show twinning.

Pyroxene group; dark green, pure cleaved fragments.

Pure translucent to white, rhombic cleavages, Mohs’ hardness of 3.

Dense and massive.

Red, earthy, in natural chunk form; common pigment ore.

Red-brown to gray, coarse-grained, containing feldspar and mica.

Gray andesite with phenocrysts of felspar and/or hornblende.

Dark gray with abundant gas pocket vesicles.

Blue fluorapatite, pure crystalline, Moh's hardness of 5.

Pink and gray bands, with biotite; shows good foliation.

Abundant small black phenocrysts in a gray to brown matrix.

Light gray, fine small clasts.

Clear rhombs showing double refraction.

Dark, waxy, bitumin-rich.

Good grade, brass-yellow copper ore, massive.

Brazil.