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