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