"WardsSci000478"

Dark, waxy, bitumin-rich.

Vente

An introductory rock set contains six samples from each of the three major rock types.

Vente

[NA_SciEd] Ward's® Schist (Talc Tremolite)

Vente

Epidote (Single crystal), Ward's

White, fine, massive, opaque to slightly translucent.

Light gray, earthy.

Examples of the More Important Minerals Found in Rocks

Vente

Large, black, rounded tektite, 1 1/2". Thailand.

Brownish gray, kerogen-rich; commercial oil source.

Survey set improves student's recognition of all three major rock groups.