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Geometric Shapes and Structures of Crystalline Minerals.

Examine the Mineral Composition of Sedimentary Rocks

Give Your Students a Lesson in Economics as Well as Geology

Activities to Examine the Appearance of Minerals

A variety of tensile strengths and physical traits represented.

Everything You Need to Organize Your Specimens

Good grade, green, massive; copper ore.

Nearly pure, green crystalline forsterite.

Pure, bright yellow, Frasch sulfur.

Red, classic oolitic texture.