R778 Sample ID R778 • Cabinet A Phyllite-Slate 8.093cm W x 10.923cm H x 2.753cm D • 408g Sample TypeRockRock QualityMetamorphicTextureFoliated Grain SizeFineColorReddish and greenishGrain Sorting mohs 3 The rock is smallish, and consists of two kinds of rocks. It was cut open to see the two different rock types more clearly. The red is Phyllite, and the grey is Slate. Description of Mohs scale here