Know all about Trachyandesite and Hyaloclastite properties here. All properties of rocks are important as they define the type of rock and its application. Trachyandesite and Hyaloclastite belong to Igneous Rocks.Texture of Trachyandesite is Glassy, Massive, Porphyritic, Scoriaceous, Vesicular whereas that of Hyaloclastite is Pyroclastic. Trachyandesite appears Dull and Soft and Hyaloclastite appears Dull. The luster of Trachyandesite is earthy while that of Hyaloclastite is dull and grainy. Trachyandesite is available in black, brown, light to dark grey colors whereas Hyaloclastite is available in brown, grey, yellow colors. The commercial uses of Trachyandesite are creating artwork, pottery and that of Hyaloclastite are cemetery markers, creating artwork.