Know all about Dacite and Teschenite properties here. All properties of rocks are important as they define the type of rock and its application. Dacite and Teschenite belong to Igneous Rocks.Texture of Dacite is Aphanitic to Porphyritic whereas that of Teschenite is Phaneritic. Dacite appears Vesicular and Teschenite appears Veined and Shiny. The luster of Dacite is subvitreous to dull while that of Teschenite is not available. Dacite is available in bluish - grey, brown, grey, light to dark grey colors whereas Teschenite is available in dark grey to black colors. The commercial uses of Dacite are commemorative tablets, creating artwork and that of Teschenite are cemetery markers, commemorative tablets, creating artwork, laboratory bench tops, jewelry, sea defence, tombstones.