Aragonite vs Fluorite

Property Aragonite Fluorite
Formula CaCO3 CaF2
Crystal System Orthorhombic Cubic (Isometric)
Mineral Class 05 Carbonates and Nitrates 03 Halides
Mohs Hardness 3.5-4.0 4.0
Color Colorless, white, yellow, blue, green Purple, blue, green, yellow, colorless, pink
Luster Vitreous Vitreous
Streak White White
Transparency Transparent Transparent
Cleavage Poor {010} Perfect octahedral {111}
Fracture Subconchoidal Conchoidal

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