"WardsSci000478"

Light pink, massive, crystalline, translucent.

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

Feldspar group; white-to-gray cleavages of sodic plagioclase; some show twinning.

Clear rhombs showing double refraction.

Pure, bright yellow, Frasch sulfur.

Ward's® highest quality and purest mineral offerings.

A textbook example of pure crystalline carbon which is extermely soft.

Selenite is a Clear gypsum mineral with a moh's hardness of 2.

Talc is the softest know mineral with a moh's hardness of 1, and composed of clay.

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Fluorite is Green Halide mineral with moh's hardness 4.

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Massive sedimentary gypsum with a moh's hardness 2..

White to gray, medium to coarse-grained, crystalline.

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