Know all about Hyaloclastite and Teschenite properties here. All properties of rocks are important as they define the type of rock and its application. Hyaloclastite and Teschenite belong to Igneous Rocks.Texture of Hyaloclastite is Pyroclastic whereas that of Teschenite is Phaneritic. Hyaloclastite appears Dull and Teschenite appears Veined and Shiny. The luster of Hyaloclastite is dull and grainy while that of Teschenite is not available. Hyaloclastite is available in brown, grey, yellow colors whereas Teschenite is available in dark grey to black colors. The commercial uses of Hyaloclastite are cemetery markers, creating artwork and that of Teschenite are cemetery markers, commemorative tablets, creating artwork, laboratory bench tops, jewelry, sea defence, tombstones.