"gray K. Besonson"

Brownish gray, kerogen-rich; commercial oil source.

Freeze-dried bullfrogs. Available in vacuum packs.

Alcohol Preserved

Ischnura sp. It has characteristic laterally projecting eyes and petiolate wings that fold above the body when at rest. Body size: 1 1/2".

Crystals and crystal sections up to 1", Mohs’ hardness of 9.

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

White, fine, massive, opaque to slightly translucent.

White, fibrous, silky luster.

Pure, white, earthy “China clay”.

Pyroxene group; gray-green, coarse crystalline.

Well-cemented, medium-grained orthoquartzite.

Gray andesite with phenocrysts of felspar and/or hornblende.

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

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

Formalin preserved turtles available in pails.

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