Know all about Basaltic Trachyandesite and Rhomb Porphyry properties here. All properties of rocks are important as they define the type of rock and its application. Basaltic Trachyandesite and Rhomb Porphyry belong to Igneous Rocks.Texture of Basaltic Trachyandesite is Glassy, Massive, Porphyritic, Scoriaceous, Vesicular whereas that of Rhomb Porphyry is Aphanitic to Porphyritic. Basaltic Trachyandesite appears Dull and Soft and Rhomb Porphyry appears Rough. The luster of Basaltic Trachyandesite is not available while that of Rhomb Porphyry is subvitreous to dull. Basaltic Trachyandesite is available in black, brown, light to dark grey colors whereas Rhomb Porphyry is available in black, brown, colourless, green, grey, pink, white colors. The commercial uses of Basaltic Trachyandesite are an oil and gas reservoir, commemorative tablets, creating artwork and that of Rhomb Porphyry are an oil and gas reservoir, as a feed additive for livestock, metallurgical flux, soil conditioner, source of magnesia (mgo).