Know all about Adakite and Rhyodacite properties here. All properties of rocks are important as they define the type of rock and its application. Adakite and Rhyodacite belong to Igneous Rocks.Texture of Adakite is Porphyritic whereas that of Rhyodacite is Earthy. Adakite appears Dull and Soft and Rhyodacite appears Skeletal. The luster of Adakite is grainy, pearly and vitreous while that of Rhyodacite is greasy to dull. Adakite is available in black, brown, light to dark grey colors whereas Rhyodacite is available in black to grey, dark greenish - grey colors. The commercial uses of Adakite are commemorative tablets, pottery, used in aquariums and that of Rhyodacite are cemetery markers, creating artwork.