Know all about Dacite and Rapakivi Granite properties here. All properties of rocks are important as they define the type of rock and its application. Dacite and Rapakivi Granite belong to Igneous Rocks.Texture of Dacite is Aphanitic to Porphyritic whereas that of Rapakivi Granite is Granular, Phaneritic. Dacite appears Vesicular and Rapakivi Granite appears Veined or Pebbled. The luster of Dacite is subvitreous to dull while that of Rapakivi Granite is dull to grainy with sporadic parts pearly and vitreous. Dacite is available in bluish - grey, brown, grey, light to dark grey colors whereas Rapakivi Granite is available in black, grey, orange, pink, white colors. The commercial uses of Dacite are commemorative tablets, creating artwork and that of Rapakivi Granite are cemetery markers, commemorative tablets, creating artwork, curling, laboratory bench tops, tombstones.