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