Know all about Slate and Eclogite properties here. All properties of rocks are important as they define the type of rock and its application. Slate and Eclogite belong to Metamorphic Rocks.Texture of Slate is Foliated whereas that of Eclogite is Earthy. Slate appears Dull and Eclogite appears Dull, Banded and Foilated. The luster of Slate is dull while that of Eclogite is subvitreous to dull. Slate is available in black, brown, buff, green, light to dark grey, purple, red, shades of blue colors whereas Eclogite is available in black, brown, colourless, green, grey, 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 Eclogite are creating artwork, gemstone.