Know all about Pegmatite and Dacite properties here. All properties of rocks are important as they define the type of rock and its application. Pegmatite and Dacite belong to Igneous Rocks.Texture of Pegmatite is Pegmatitic whereas that of Dacite is Aphanitic to Porphyritic. Pegmatite appears Layered, Banded, Veined and Shiny and Dacite appears Vesicular. The luster of Pegmatite is grainy, pearly and vitreous while that of Dacite is subvitreous to dull. Pegmatite is available in black, brown, cream, green, grey, pink, red, rust, silver, white, yellow colors whereas Dacite is available in bluish - grey, brown, grey, light to dark grey colors. The commercial uses of Pegmatite are creating artwork, jewelry, source of corundum, tourmalines, beryls and topaz and that of Dacite are commemorative tablets, creating artwork.