Any sedimentary rock composed of stony grains between 1/16 mm and 2 mm in diameter that are cemented together is a sandstone. Sandstone forms from beds of sand laid down under the sea or in low-lying areas on the continents.
Any sedimentary rock composed of stony grains between 1/16 mm and 2 mm in diameter that are cemented together is a sandstone. Sandstone forms from beds of sand laid down under the sea or in low-lying areas on the continents.
