"WardsSci000478"

Shiny crystal clusters and crystalline groups, this 'fools gold' is brassy and leaves a black streak.

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

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

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Polished, etched iron meteorite slice showing Widmanstatten structure, 1–1 1/2".

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Pure, bright yellow, Frasch sulfur.

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

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

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1 pound of black sand packaged in a heat-sealed bag.

Perfect for introductory lessons on metamorphic rocks.

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This coloful mix of naturally colored polished stones are available in a variety of tumbled sizes. 1 lb. package.