Mineral Scale of Hardness Set, 9 specimens

$15.95

Any aspiring geologist will love this set of 9 Mohs Scale of Hardness minerals.

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Ages 10+

In Stock & Ready to Ship

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SKU: RM-HARDNES

Any aspiring geologist will love this set of 9 Mohs Scale of Hardness minerals.

Ages 10+

In Stock & Ready to Ship

Need it fast? See delivery options in cart.

quantity

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