Know all about Comendite and Shale properties here. All properties of rocks are important as they define the type of rock and its application. Comendite belongs to Igneous Rocks while Shale belongs to Sedimentary Rocks.Texture of Comendite is Porphyritic whereas that of Shale is Clastic, Splintery. Comendite appears Foliated and Shale appears Muddy. The luster of Comendite and Shale is dull. Comendite is available in blue, bluish - grey colors whereas Shale is available in black, brown, buff, green, grey, red, yellow colors. The commercial uses of Comendite are cemetery markers and that of Shale are creating artwork, pottery.