Aventurine

Green with a scatter of glitter it refuses to explain.

Tier: Uncommon
Base odds: 1 in 100
Sell value: 40 coins
Zone: Meadow

With a mutation

Ancient: 2,000 coins
Glitched: 600 coins
Radiant: 200 coins
Shiny: 80 coins

Your luck, pets and passes make rare gems more likely than the base odds shown.