minerals in the nature of abrasives for use in surface preparations; garnets, namely, almandine and alluvial garnets, in the nature of abrasives for use in surface preparations

Industrial abrasives for use in material cutting, surface preparation, grinding, polishing, and blasting; mineral abrasives for material cutting, surface preparation, cleaning, polishing, scouring, and blasting; garnets for abrasives; almandine garnet; alluvial garnet