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