Know all about Chalk and Metapelite properties here. All properties of rocks are important as they define the type of rock and its application. Chalk belongs to Sedimentary Rocks while Metapelite belongs to Metamorphic Rocks.Texture of Chalk is Clastic or Non-Clastic whereas that of Metapelite is Foliated. Chalk appears Soft and Metapelite appears Banded. The luster of Chalk is dull while that of Metapelite is earthy. Chalk is available in grey, white, yellow colors whereas Metapelite is available in dark greenish - grey, green, light green, light greenish grey colors. The commercial uses of Chalk are alumina refineries, creating artwork, drawing on blackboards, gymnasts, athletes and mountain climbers use for grip, in aquifers, paper industry, production of lime, raw material for manufacture of quicklime, slaked lime, soil conditioner, whiting, whiting material in toothpaste, paint and paper and that of Metapelite are commemorative tablets, creating artwork.