Know all about Basaltic Trachyandesite and Dacite properties here. All properties of rocks are important as they define the type of rock and its application. Basaltic Trachyandesite and Dacite belong to Igneous Rocks.Texture of Basaltic Trachyandesite is Glassy, Massive, Porphyritic, Scoriaceous, Vesicular whereas that of Dacite is Aphanitic to Porphyritic. Basaltic Trachyandesite appears Dull and Soft and Dacite appears Vesicular. The luster of Basaltic Trachyandesite is not available while that of Dacite is subvitreous to dull. Basaltic Trachyandesite is available in black, brown, light to dark grey colors whereas Dacite is available in bluish - grey, brown, grey, light to dark grey colors. The commercial uses of Basaltic Trachyandesite and Dacite are an oil and gas reservoir, commemorative tablets, creating artwork.