All-natural stones from quarries all over the world are sampled and recreated using molds, mixture, and colorfast pigments. The use of scaled-down-sized stones and thick mortar joints designed an elastic, slender structure that pressured the masonry to its fullest. The bearing of unit on device essential the usage of mortar http://www.usnetads.com/view/item-133061903-West-Hills-Masonry.html