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