Know all about Slate and Granodiorite properties here. All properties of rocks are important as they define the type of rock and its application. Slate belongs to Metamorphic Rocks while Granodiorite belongs to Igneous Rocks.Texture of Slate is Foliated whereas that of Granodiorite is Granular, Phaneritic. Slate appears Dull and Granodiorite appears Veined or Pebbled. The luster of Slate is dull while that of Granodiorite is grainy, pearly and vitreous. Slate is available in black, brown, buff, green, light to dark grey, purple, red, shades of blue colors whereas Granodiorite is available in black, grey, orange, pink, white colors. The commercial uses of Slate are blackboards, commemorative tablets, laboratory bench tops, standard material for the bed of billiard table, standard material for the beds of pool and snooker table, tombstones, used in aquariums, writing slates and that of Granodiorite are curling, gemstone, laboratory bench tops, tombstones.