R802 Sample ID R802 • Cabinet V Basalt Breccia 17cm W x 23cm H x 14.685cm D • 5730g Sample TypeRockRock QualitySedimentaryRock TypeClastic CompositionRock fragmentsGrain SizeCoarseGrain ShapeAngular Grain SortingPoorly sortedAcid ReactionNoMohs Hardness 3 The rock is bluish-greenish colored, and has a lot of minerals crystals throughout the rock that are white, pinkish/purple colored. The rock is somewhat shaped like a steep wedge. Description of Mohs scale here