Know all about Shonkinite and Icelandite properties here. All properties of rocks are important as they define the type of rock and its application. Shonkinite and Icelandite belong to Igneous Rocks.Texture of Shonkinite is Earthy whereas that of Icelandite is Aphanitic to Porphyritic. Shonkinite appears Banded and Foilated and Icelandite appears Dull and Soft. The luster of Shonkinite is subvitreous to dull while that of Icelandite is vitreous. Shonkinite is available in brown, buff, cream, green, grey, pink, white colors whereas Icelandite is available in bluish - grey, grey, pink, yellow colors. The commercial uses of Shonkinite and Icelandite are cemetery markers, creating artwork.