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Iolite

Gemstone belonging to the cordierite mineral group.

Water Saffron Viking Compass Stone

Iolite is a gemstone belonging to the cordierite mineral group. It exhibits strong pleochroism, meaning it displays different colors when viewed from different angles – typically blue, violet, and yellow-brown. Historically used for navigation due to its directional properties, iolite is now primarily valued as an ornamental stone.

Etymology

Iolite derives from the Greek word 'iolos' meaning violet.

Explain Like I’m 5

Iolite is a pretty blue gemstone that changes color when you turn it around, like a magic trick!

Fun Facts

Iolite's name comes from the Greek word 'iolos', meaning violet
It was once used as a substitute for sapphire
Some iolite can be almost colorless

FAQ

What is iolite? It's a blue gemstone
What mineral group does it belong to? Cordierite
Where is iolite found? Namibia, Sri Lanka, India

Hypernyms — Broader Categories

cordierite

Indexes

gemstone natural object ornamental material

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