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