Gemstone tests

As I mentioned in a previous post new gemstones arrived at BeadFx. When I add a new material that I am unsure of I will test fire it out of clay to make sure it can withstand the time and temperature I intend to fire it at. I took six of the new gemstones and tested them at 1650F for 2 hours to see if they would withstand to maximum temperature I would fire my silver metal clay creations. Here are the results, the stones on the LEFT are the test stones that have been fired : Garnet Cz (no …