I am not Hootie, but I am from Texas. Is this what you are looking for?
http://www.lsjunction.com/gemstone.htm
'Blue topaz grew even hotter after 1974. That was the year a San Angelo physicist and his brother, a science teacher, devised a special way to cut topaz. The computer-designed cut creates the image of a perfect five-rayed star in the center of a gem. This “Lone Star cut” was adopted as Texas’ “Official Gem Cut” in 1977.'
http://www.tsl.state.tx.us/ref/abouttx/symbols/gem.html
Where to get them:
http://www.virtualtexan.com/writers/chapman/topaz.htm