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