Turtle's Hoard LuAG T-shirt ruby never found in nature

never found in nature

7mm across

'Phantom YAG':  An unusual material that occurs from contamination at the edges of HDSM boules of laser YAG

But it's also one of the most brilliant and fiery gems there is

color changes under different lights and has strong red fluorescence--it basically looks a bit different every time you look at it

Turtle's Hoard LuAG T-shirt ruby never found in natureThis premium t shirt, brought to you by Turtle's Hoard, is all black, with a faceted LuAG Lumogarnet on the front. It's a great way to show that you're a fan of Gems of Science and of Turtle's Hoard. .: Made with medium fabric (5. 3 oz yd (180 g m)) consisting of 100% cotton for year round comfort that is sustainable and highly durable. .: The classic fit of this shirt ensures a comfy, relaxed wear while the crew neckline adds that neat, timeless look