Dal tile is one of the nation’s largest manufacturers of tile. around. This is a winning combination. The movement and color variation are unsurpassed in other stone varieties. The brilliant red and green tones are rarely even seen in natural materials. The qualities of onyx are comparable to those of marble. It is softer and less durable than granite and requires occasional maintenance. This is truly a small price to pay for the majestic ambiance of these tiles. Find more information on natural stone tiles at .