More expensive flooring options include natural stone, which can easily be up to $50 per square foot, and hardwood floors, which are rarely cheaper than $12 per square foot including the price of installation.hat you will need in the bathroom will differ substantially from what you need in the bedroom. Tile is a smart choice in rooms with water and humidity such as the laundry room, kitchen and bathroom. Average costs of porcelain and ceramic are $5 to $12 per square foot, including the price of installation.
The layer that is thinnest under the oceans is the crust. While it  is thinnest in those underwater regions, it is the thickest in the  regions where mountains are.
Confidence votes 45. The earth's crust is the thinnest under the oceans, where it is seldom more than 5 km thick. Such areas are called as rift zones. Lake Baikal in Siberia has the thinnest crust in the world. The lake itself is 1700 meter deep and has many hot water springs (due to the magma below).