Aragonite vs Kyanite

Property Aragonite Kyanite
Fórmula CaCO3 Al2SiO5
Sistema Cristalino Orthorhombic Triclinic
Clase Mineral 05 Carbonates and Nitrates 09 Silicates
Dureza Mohs 3.5-4.0 4.5-7.0
Color Colorless, white, yellow, blue, green Blue, white, gray, green
Brillo Vitreous Vitreous
Raya White Colorless
Transparencia Transparent Translucent
Exfoliación Poor {010} Perfect {100}
Fractura Subconchoidal Splintery

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