Know all about Evaporite and Slate properties here. All properties of rocks are important as they define the type of rock and its application. Evaporite belongs to Sedimentary Rocks while Slate belongs to Metamorphic Rocks.Texture of Evaporite is Earthy whereas that of Slate is Foliated. Evaporite appears Glassy, Vesicular and Foilated and Slate appears Dull. The luster of Evaporite is subvitreous to dull while that of Slate is dull. Evaporite is available in colourless, green, grey, silver, white colors whereas Slate is available in black, brown, buff, green, light to dark grey, purple, red, shades of blue colors. The commercial uses of Evaporite are used in the manufacture of ceramic powder, used in the preparation of sulfuric acid and silicon diborite and that 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.