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Kyanite
Kyanite
27
listings
106
in gallery
Market data
About Kyanite
Formula
Al
2
(SiO
4
)O
Mineral guide
Learn about Kyanite
Kyanite - aluminum silicate with sapphire-blue blades and pleochroism; forms in metamorphic rocks and yields gemmy prisms or blade clusters, prized for color.