Sandstone is a clastic sedimentary rock composed mainly of sand-sized (0.0625 to 2 mm) silicate grains. Sandstones comprise about 20–25% of all sedimentary rocks.
Acme CDP, Washington (data.census.gov)Acme CDP, Washington is a city, town, place equivalent, or township located in Washington. Acme CDP, Washington has a land area of 6.1 square miles.