Know all about Rapakivi Granite and Taconite 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 Taconite belongs to Sedimentary Rocks.Texture of Rapakivi Granite is Granular, Phaneritic whereas that of Taconite is Banded, Trellis. Rapakivi Granite appears Veined or Pebbled and Taconite appears Layered, Banded, Veined and Shiny. The luster of Rapakivi Granite is dull to grainy with sporadic parts pearly and vitreous while that of Taconite is earthy. Rapakivi Granite is available in black, grey, orange, pink, white colors whereas Taconite is available in red, reddish brown colors. The commercial uses of Rapakivi Granite are cemetery markers, commemorative tablets, creating artwork, curling, laboratory bench tops, tombstones and that of Taconite are as a touchstone, cemetery markers, creating artwork.