MN716 Sample ID MN716 • Cabinet H Celestite 14.18cm W x 24.6cm H x 6.38cm D • 3992g Sample TypeMineralColorDark yellowLusterVitreous StreakWhiteCleavage/FracturePerfect / UnevenSpecific GravityNA Geographic Location/DateGirgenti, Italy Mohs Hardness 3 A large specimen containing Celestite crystals along with sulfur. This piece is caught in a light grey matrix, which almost looks botryoidal. The matrix is rough to the touch. This specimen is too large to take the specific gravity, so that value is unknown. Description of Mohs scale here