MN500 Sample ID MN500 • Cabinet H Fluorite 12.62cm W x 3.7cm H x 7.5cm D • 402g Sample TypeMineralColorGreenLusterVitreous StreakWhiteCleavage/FractureHacklySpecific Gravity2.87 Geographic Location/DateRose Clare IL Mohs Hardness 4 Layered fluorite crystals. Green and purple crystals. Capped by identified white mineral. Description of Mohs scale here