Know all about Rapakivi Granite and Banded iron formation 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 Banded iron formation belongs to Sedimentary Rocks.Texture of Rapakivi Granite is Granular, Phaneritic whereas that of Banded iron formation is Banded, Trellis. Rapakivi Granite appears Veined or Pebbled and Banded iron formation appears Layered, Banded, Veined and Shiny. The luster of Rapakivi Granite is dull to grainy with sporadic parts pearly and vitreous while that of Banded iron formation is earthy. Rapakivi Granite is available in black, grey, orange, pink, white colors whereas Banded iron formation 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 Banded iron formation are as a touchstone, cemetery markers, creating artwork.