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