The Texas Blue Topaz was adopted as the Texas state gem and Petrified Palmwood as the Texas state stone on March 26, 1969. … This Blue Topaz is found at the Texas Memorial Museum.

What stone is quarried in Texas?

Texas Stone Quarry Lueders limestone, hill country sandstone and Austin limestone.

What kind of stone is Austin stone?

Durable, beautiful, and sustainable, it’s no surprise that Austin Limestone is a coveted building material in Central Texas and beyond.