... customerized 3. Finishing:polish, honed, tumbled Blue stone blue limestone slabs Blue limestone is a very popular limestone. It ... , China. It is used in various areas. Besides tiles and slabs, it also can be made into mailbox, curdle, ... ,400x400,600x400,800x400,etc.CurbstoneLx20x30,Lx15x30,Lx12x30 etcProduct Ranges Tiles, slabs, paving stone, curbstone, mailboxes, flower pot, shower tray; bathtub ...