United States Ceramic Tile Co. has taken the wraps off of Copperstone, a glazed porcelain tile showcasing a metallic look for commercial settings. Copperstone is available in the colors Henna and Frost, and is offered in 17 1/2" by 17 1/2" and 13 1/4" by 26 1/2" sizes. Trims and inserts round out the look.For details, circle 154 on the Reader Inquiry Card.