Aragonite vs Gypsum

Property Aragonite Gypsum
化学式 CaCO3 CaSO4 · 2H2O
晶系 Orthorhombic Monoclinic
鉱物分類 05 Carbonates and Nitrates 07 Sulfates, Chromates, Molybdates, and Tungstates
モース硬度 3.5-4.0 1.5-2.0
Colorless, white, yellow, blue, green Colorless, white, gray, yellow, brown
光沢 Vitreous Vitreous
条痕色 White White
透明度 Transparent Transparent
劈開 Poor {010} Perfect {010}
断口 Subconchoidal Conchoidal

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