A fascinating and colorful classroom study set, the included minerals, collected from around the world, are ideal for introducing students to Mohs’ hardness testing, basic rock-forming minerals, and minerals and ores used in products important to our economy. The set is housed in a compartmented collection box, and an identification list is included.Contents:36 numbered samples, 1″ x 1″Minerals:Hardness Test Minerals (9), Common Rock-Forming Minerals (15), Economic Minerals and Ores (12)
Classroom Mineral Collection Testing Chips
Convenient for Hardness and Other Physical Properties Tests
Keep your Classroom Mineral Collection in perfect condition, and perform physical properties tests on the same minerals, all with a less-expensive set.
Contents;
36 unnumbered samples, 1/2– 3/4″
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