The Crystal Gem is an Item that is used to get Crystallized.
Has a spawn rate of 3600 seconds : 1 / 15.
Despawn time of none.
Plays Rain of Amethyst when spawned.
When the item is in your inventory it is simply referred to as "?"
A cutscene used to appear when you used it back then. Now it DOES show up and kind of destroys your camera. To fix that, just reset.
This item is a reference to Steven Universe.
Crystal Gem is a song from Steven Universe.