Kota Brown Limestone: Limestone is a rock formed from sedimentary process where underground and underwater comprised primarily of calcium deposits of shell and bone. Common colors are black, grey, white, yellow or brown. Limestone is known to contain lime from sea water, and that’s why the nomenclature. Specifications Tiles: 10 - 20, 10 - 30, 10 - 40, 10 - 60 CM 20 - 20, 20 - 40, 20 - 60 CM 30 - 30, 30 - 60, 60 - 60, 60 - 90, 30 - 120 CM Thickness: Natural Split: 20-30 MM, 25-35 MM Calibrated / Sawn: 18, 20, 22, 25 MM Edges: Hand Cut, Machine Cut Finishes: Natural, Brushed, Tumbled, Honed, Polished, Sand Blasted, Bush Hammered