Hackmanite Cabochons sourced and organically cut in Mogok, Myanmar. Blue/Grey turns to purple under UV light! This material is known for having strong tenebrescence. Check out our UV flashlights to feel like a wizard too!
Tenebrescence is the ability of a mineral to change color when exposed to light, in this case a UV light. The phenomena will reverse itself after a few minutes to a few hours and can be repeated again and again.