Minerals

💎Olivine

Olivine Group

Green iron-magnesium silicates abundant in Earth's mantle and in basaltic rocks. Gem-quality olivine is called peridot.

💡Peridot is one of the few gemstones found in meteorites and in volcanic lava — it literally falls from the sky.

3 minerals

Can you guess minerals from their family tree?

GuessKin Minerals is a daily taxonomy puzzle — Wordle meets the tree of life.