Know all about Dacite and Trachyte properties here. All properties of rocks are important as they define the type of rock and its application. Dacite and Trachyte belong to Igneous Rocks.Texture of Dacite is Aphanitic to Porphyritic whereas that of Trachyte is Aphanitic to Porphyritic. Dacite appears Vesicular and Trachyte appears Banded. The luster of Dacite is subvitreous to dull while that of Trachyte is metallic. Dacite is available in bluish - grey, brown, grey, light to dark grey colors whereas Trachyte is available in black, brown, dark greenish - grey, green, grey, light to dark grey, white colors. The commercial uses of Dacite are commemorative tablets, creating artwork and that of Trachyte are cemetery markers, creating artwork.