Know all about Appinite and Trachyandesite properties here. All properties of rocks are important as they define the type of rock and its application. Appinite and Trachyandesite belong to Igneous Rocks.Texture of Appinite is Porphyritic whereas that of Trachyandesite is Glassy, Massive, Porphyritic, Scoriaceous, Vesicular. Appinite appears Dull, Banded and Foilated and Trachyandesite appears Dull and Soft. The luster of Appinite is subvitreous to dull while that of Trachyandesite is earthy. Appinite is available in black, bluish - grey, brown, dark greenish - grey, green, grey colors whereas Trachyandesite is available in black, brown, light to dark grey colors. The commercial uses of Appinite are an oil and gas reservoir, as a feed additive for livestock, gemstone, metallurgical flux, production of lime, soil conditioner and that of Trachyandesite are creating artwork, pottery.