Topaz Of The World Crystal T-Shirt by Angry Turtle pyro Growers work very hard to

Growers work very hard to make sure GAGG does not glow in the dark since it lowers the temporal resolution of the system (you want to know where an x-ray is now

The ones with great phosphorescence we also call 'Firefly Garnet'

It was briefly used as a diamond simulant and marketed as 'tantalia'

diamond is only 0

Topaz Of The World Crystal T-Shirt by Angry Turtle pyro Growers work very hard toPreviously offered only in person at gem shows, this shirt shows fine crystals of topaz from around the world! Though we are best known for our fine lab created crystals I am a bit of a topaz maniac and I've collected interesting examples from a variety of locales, ranging from classics like Brazil to exotics from Germany and Zambia. Beautiful printing done locally in our town! Stay tuned for more shirts!