MN337 Sample ID MN337 • Educational Cabinets Galena 1.689cm W x 1.224cm H x 1.111cm D • 12g Sample TypeMineralColorGreyLusterMetallic StreakGreyCleavage/FractureCubic cleavageSpecific Gravity6 Geographic Location/Date Mohs Hardness 3 A collection of nine. The representative is one of the larger ones and is marked with a star next to the Collection ID label. The samples are all relatively small and display good cubic cleavage. They are highly metallic. Description of Mohs scale here