Know all about Tonalite and Hyaloclastite properties here. All properties of rocks are important as they define the type of rock and its application. Tonalite and Hyaloclastite belong to Igneous Rocks.Texture of Tonalite is Phaneritic whereas that of Hyaloclastite is Pyroclastic. Tonalite appears Banded and Foilated and Hyaloclastite appears Dull. The luster of Tonalite is subvitreous to dull while that of Hyaloclastite is dull and grainy. Tonalite is available in black, brown, light to dark grey, white colors whereas Hyaloclastite is available in brown, grey, yellow colors. The commercial uses of Tonalite and Hyaloclastite are cemetery markers, creating artwork.