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specifically Bi3Ge4O12 aka evlitine) is valued as an optical substrate because of its highly unusual electrooptical properties
We tried a new technique for cubing these up with somewhat mixed results - they aren't perfect cubes
These are lab created fancy sapphires grown by the flame fusion method
combined with its incredible combination of colors
I cut this stone back in December
Turtle's Hoard LuAG T-shirt laser gem specifically Bi3Ge4O12 aka evlitine) isThis 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