MN420 Sample ID MN420 • Cabinet F Vesuvianite 3.705cm W x 2.865cm H x 2.817cm D • 24g Sample TypeMineralColorWhite and BlackLusterVitreous StreakWhiteCleavage/FractureIndistinct/uneven and ConchoidalSpecific Gravity2 Geographic Location/DateMT Vesuvius Italy Mohs Hardness 6 Small black and white mineral with visible prismatic black crystals. Very small clusters of black and white crystals. Description of Mohs scale here