Know all about Blueschist and Rhyodacite properties here. All properties of rocks are important as they define the type of rock and its application. Blueschist belongs to Metamorphic Rocks while Rhyodacite belongs to Igneous Rocks.Texture of Blueschist is Foliated whereas that of Rhyodacite is Earthy. Blueschist appears Dull and Banded and Rhyodacite appears Skeletal. The luster of Blueschist is dull while that of Rhyodacite is greasy to dull. Blueschist is available in blue, bluish - grey, purple, shades of blue colors whereas Rhyodacite is available in black to grey, dark greenish - grey colors. The commercial uses of Blueschist and Rhyodacite are cemetery markers, commemorative tablets, creating artwork, curling, tombstones.