Marble– Rainforest Brown Planking Rainforest Brown Planking is a beautiful marble quarried in India. This beautiful natural stone is mainly brown with some beiges and greens that flow through the stone. The ¾"-thick Stone Planking is sold in units. Each unit includes 4 6-inch wide stone planks-one each of 1', 2', 3' and 4' lengths, covering 5 square feet and allowing a wide range of patterns. Planking also can be ordered in other dimensions, including the 40-40-20 pattern which is similar to a Ledge stone pattern. AVAILABLE SIZES DESCRIPTION THICKNESS WIDTH LENGTHS Planking 3/4" 6" 1’, 2’, 3’, & 4’ = 5 sf / Unit