This product is a unique movie prop crystal that glows green under UV black light, making it a very weird and eye-catching display item.

 It is designed to resemble Superman's Kryptonite, 

adding a touch of authenticity to any Super Man display or science project. 

With its green color and crystal-like appearance, this 70-gram piece is sure to be a standout collectible for any fan of the superhero genre.

This mysterious, glowing crystal weighs in at 86 grams and is a fascinating addition to any collection. 

It emits a soft green hue under UV black light,

 adding to its enigmatic allure. Its origins are a puzzle, 

It looks like a common rock or crystal, yet it possesses a unique quality that sets it apart from other mineral specimens.

 This item is perfect for those who appreciate the quirks of the natural world and enjoy the allure of the unknown.