"Avantor"

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Examine the Mineral Composition of Igneous Rocks

Examine the Mineral Composition of Sedimentary Rocks

Examine the Mineral Composition of Metamorphic Rocks.

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White, mature, friable.

Dark, waxy, bitumin-rich.

Specially selected topsoil, 1 lb.

Specially selected subsoil, 1 lb.

Deformed pebbles in a metamorphased conglomerate. Large sawed and lacquered specimen.

Unusual glassy tubes of fused sand produced by lightning strikes in desert sediments. Average size: 1.5"- 2".

Without Glued-On Grains That Wear Off, Chart Stands up to Repeated use.

Perfect for introductory lessons on metamorphic rocks.

Specimens to supplement the most widely-used college lab manual for physical geology.

Unpolished metamorphic rock with silky lusture, red-brown colour, and clear parallel intergrown quartz crystals.

Everything You Need to Organize Your Specimens