"VWR"

Pink Gneiss is foliated pink and black bands of biotite.

Slaty metamorphic rock containing hematite giving it its red color.

Gray metamorphosed shale showing "slaty cleavage".

Gray to white metamorphosed carbonate rock.

Soapstone is a talc-schist primarily composed of talc.

Conglomerate is a sedimentary rock made up rounded quartz pebbles.

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Advanced study series of almost 100 specimens.

Everything You Need to Organize Your Specimens

Green shale which contains approximately 85% Illite. Impurities may include other clay minerals, such as micas and feldspars.

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

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Students determine a mineral's hardness between five and 10 on Mohs' scale.