MN621 Sample ID MN621 • Cabinet T Spodumene 11cm W x 6cm H x 4.5cm D • 446g Sample TypeMineralColorLight BrownLusterDull StreakColorlessCleavage/FracturePerfect cleavage and uneven fractureSpecific Gravity3.8 Geographic Location/DateSterling MA Mohs Hardness 9 A small chunk of a spodumene. Has vitreous crystals and some inclusions of a metallic luster presumed to be lithium. Has a Colorless streak. Perfect cleavage and uneven fracture. Description of Mohs scale here