This company's "gurus" experimented by pouring puddles of
glaze on rustic tiles made of tinted clay. The glaze shattered
in the kiln, but the result, Tantrum, remained durable enough
for residential floors or, preferably, walls. (The cracks may
trap dirt.) 7750 Bell Road, Windsor, CA 95492; 707-837-8177;
sonomatilemakers.com. circle
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