Know all about Rapakivi Granite and Claystone properties here. All properties of rocks are important as they define the type of rock and its application. Rapakivi Granite belongs to Igneous Rocks while Claystone belongs to Sedimentary Rocks.Texture of Rapakivi Granite is Granular, Phaneritic whereas that of Claystone is Clastic. Rapakivi Granite appears Veined or Pebbled and Claystone appears Rough and Dull. The luster of Rapakivi Granite is dull to grainy with sporadic parts pearly and vitreous while that of Claystone is dull. Rapakivi Granite is available in black, grey, orange, pink, white colors whereas Claystone is available in black, blue, brown, green, grey, orange, red, white, yellow colors. The commercial uses of Rapakivi Granite are cemetery markers, commemorative tablets, creating artwork, curling, laboratory bench tops, tombstones and that of Claystone are pottery.