Aragonite vs Gypsum

Property Aragonite Gypsum
Fórmula CaCO3 CaSO4 · 2H2O
Sistema Cristalino Orthorhombic Monoclinic
Classe Mineral 05 Carbonates and Nitrates 07 Sulfates, Chromates, Molybdates, and Tungstates
Dureza Mohs 3.5-4.0 1.5-2.0
Cor Colorless, white, yellow, blue, green Colorless, white, gray, yellow, brown
Brilho Vitreous Vitreous
Traço White White
Transparência Transparent Transparent
Clivagem Poor {010} Perfect {010}
Fratura Subconchoidal Conchoidal

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