- 12" x 24"
- Commercial, Interior, Interior Floor, Interior Wall, Interior wet and dry, Shower Floor, Shower Wall
- A volcanic stone most commonly formed from the rapid cooling of lava at Earths surface. Basalts can date back billions of years to the time of the formation of the earth itself. A fine-grained, dark grey, hard and dense stone, Basalt underlies more of Earths surface than any other rock type and makes up most of the ocean floor.