If you are looking to make it go to the Alumilite site and check their videos on doing that and you can pick up the Alumilite products at most craft stores, Michels and Hobby Lobby.. To polish turquoise you use a buffing wheel.
Ahhh, as mentioned that looks like Trustone. Looks like Mark found the Tru source. I have also purchased from https://www.randbcrafts.com/ and he sometimes has different sizes, may even cut his own. To get that look that would be the route to go.