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