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