Pitra Tusi is a stunning marble from Iran, marble is very dense and compatible. Local name of the stone Pitra Tusi stone ( Lashtor = Lashator is span> ). This gray / black marble is produced by Palermo brand with grade A ceramic quality based on the background color and the number of white streaks in different dimensions. Pietra gray marble is one of the most famous and best-selling natural stones and is now available to you in ceramic quality and in various dimensions. Dear ones.