Austin Stone is a type of masonry material named after the limestone rock quarries in Austin, Texas. … The Comal County Courthouse in New Braunfels, Texas between Austin and San Antonio is a good example of a public building made of native limestone.

Is Austin built on limestone?

It’s no secret that under Austin there are caves, caverns, streams, and tunnels. Most of which are carved out of limestone. … Austin is built on some of the largest sinkholes and caves in America.

Is Austin Stone porous?

While it is extremely popular, it is porous and will require maintenance to preserve its unique look and integrity. Our professionals and high-quality products will be able to help you maintain your stone.