Our Products Silica Sand The Purely Reliable Crystal Explore Quartz Powder Crystal Clear Brilliance Explore Kaolin Clay Soft, Silken, and Purely Radiant Explore Calcined Kaolin Refined for Durability Explore Feldspar Strong, Stable, and Purely Essential Explore Refractory Clay Built to Take the Heat Explore Ball Clay Smooth, Strong, Simply Essential Explore Blended Clay The Right Blend for each use Explore Bentonite clay Absorbent Strength Explore Hydrous Kaolin Absorbent Strength Explore