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Glass Hardness Plates

by Flinn Scientific

Item #: AP7379

Price: $18.95

Glass Hardness Plates for Mineral Testing in Earth science and environmental science are the perfect sized plate for mineral testing. Determine the hardness of minerals.

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Product Details

The perfect sized plate for mineral testing! Determine the hardness of minerals using these durable glass plates. If the mineral scratches the plate, it has a hardness factor greater than 5.5 on Moh's hardness scale. Ideal 1" x 2" x 1/4" size for field or lab testing. Sold in packages of 10 plates.