Know all about Mudstone and Blue Granite properties here. All properties of rocks are important as they define the type of rock and its application. Mudstone belongs to Sedimentary Rocks while Blue Granite belongs to Igneous Rocks.Texture of Mudstone is Clastic whereas that of Blue Granite is Phaneritic. Mudstone appears Rough and Dull and Blue Granite appears Shiny. The luster of Mudstone is dull while that of Blue Granite is subvitreous to dull. Mudstone is available in black, blue, brown, green, grey, orange, red, white, yellow colors whereas Blue Granite is available in black, brown, light to dark grey, white colors. The commercial uses of Mudstone are creating artwork, pottery and that of Blue Granite are cemetery markers, commemorative tablets, creating artwork, curling.