R799 Sample ID R799 • Cabinet V Granite Gneiss 14.914cm W x 19cm H x 7.443cm D • 4140g Sample TypeRockRock QualityMetamorphicTextureFoliated Grain SizeCoarseColorMixed light and darkGrain Sorting mohs 5 The rock is a thick slanted rectangular shape. The rock is a mix of white and grey and varying shades of grey. There aren't definite bands of alternating colors. Description of Mohs scale here