Aragonite vs Kyanite

Property Aragonite Kyanite
化学式 CaCO3 Al2SiO5
晶系 Orthorhombic Triclinic
鉱物分類 05 Carbonates and Nitrates 09 Silicates
モース硬度 3.5-4.0 4.5-7.0
Colorless, white, yellow, blue, green Blue, white, gray, green
光沢 Vitreous Vitreous
条痕色 White Colorless
透明度 Transparent Translucent
劈開 Poor {010} Perfect {100}
断口 Subconchoidal Splintery

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