Today we’re gonna talk all about alexandrite. Can you believe alexandrite is used as a laser, we’re also going to talk about this beautiful gemstone and some of the places where it’s located. We’re gonna talk about black opal fossil news semi precious stones 3-D printing and casting in the rare Jerusalem gemstone. He connected with us at radicalrocksusa.blogspot.com I just saw on YouTube, MeWe, Facebook thank you and remember rockhounds don’t die they petrify.