Know all about Siltstone and Wehrlite properties here. All properties of rocks are important as they define the type of rock and its application. Siltstone belongs to Sedimentary Rocks while Wehrlite belongs to Igneous Rocks.Texture of Siltstone is Clastic whereas that of Wehrlite is Banded. Siltstone appears Rough and Wehrlite appears Rough and Banded. The luster of Siltstone is dull while that of Wehrlite is metallic. Siltstone is available in brown, red, reddish brown colors whereas Wehrlite is available in dark greenish - grey, green colors. The commercial uses of Siltstone are raw material for the manufacture of mortar, soil conditioner and that of Wehrlite are cemetery markers, creating artwork, gemstone, jewelry.