All about Greywacke and Limestone Properties
Know all about Greywacke and Limestone properties here. All properties of rocks are important as they define the type of rock and its application. Greywacke and Limestone belong to Sedimentary Rocks.Texture of Greywacke is Clastic whereas that of Limestone is Clastic or Non-Clastic. Greywacke appears Dull and Limestone appears Rough and Banded. The luster of Greywacke is dull while that of Limestone is dull to pearly. Greywacke is available in beige, black, brown, colourless, cream, dark brown, green, grey, light green, light to dark grey, pink, red, white, yellow colors whereas Limestone is available in beige, black, blue, brown, cream, gold, green, grey, light green, light grey, linen, pink, red, rust, silver, white, yellow colors. The commercial uses of Greywacke are as armour rock for sea walls, petroleum reservoirs, sea defence, tombstones and that of Limestone are animal feed filler, as a feed additive for livestock, paper industry, raw material for manufacture of quicklime, slaked lime, soil conditioner, used in aquariums, whiting material in toothpaste, paint and paper.