Aragonite vs Kyanite

Property Aragonite Kyanite
Formule CaCO3 Al2SiO5
Système Cristallin Orthorhombic Triclinic
Classe Minérale 05 Carbonates and Nitrates 09 Silicates
Dureté Mohs 3.5-4.0 4.5-7.0
Couleur Colorless, white, yellow, blue, green Blue, white, gray, green
Éclat Vitreous Vitreous
Trait White Colorless
Transparence Transparent Translucent
Clivage Poor {010} Perfect {100}
Cassure Subconchoidal Splintery

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