Scale of Hardness Collection With Diamond - 10 Spec. 1" x 1-1/2"

CA$55.10
CA$44.10
(You save CA$11.00 )
SKU:
B-022775
Recently Sold:
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Product Overview

Traditional Mohs Scale with a small diamond included. Ten specimens, approximately 1" x 1-1/2" (except diamond) number coded. Grades 6+, Ages 11+.