MN201 Sample ID MN201 • Cabinet U Quartz 8.55cm W x 1.91cm H x 3.31cm D • 46g Sample TypeMineralColorColorlessLustervitreous StreakColorlessCleavage/FractureHexagonal perfect cleavageSpecific Gravity2.52 Geographic Location/DateParis ME Mohs Hardness 7 Single large Colorless crystal with double termination. Partly embedded in sandy coarse rock Description of Mohs scale here