Kyanite

Bladed blue crystals with streaks. It's harder in one direction than the other, which is rare and a little stubborn.

Color

Blue (hardness varies by direction)

Hardness (Mohs)

4.5–7

Composition

Aluminum silicate, Al₂SiO₅

Origin

Brazil, Nepal, etc.

Care

Cleaves easily; rinse quickly, avoid soaking and scrubbing, and protect from impacts.

Traditional lore

Traditionally associated with alignment, clearing energy, and truthful communication.

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Metaphysical properties reflect traditional beliefs and folklore. They are not scientifically or medically proven and are not a substitute for medical care.