Know all about Hyaloclastite and Oolite properties here. All properties of rocks are important as they define the type of rock and its application. Hyaloclastite belongs to Igneous Rocks while Oolite belongs to Sedimentary Rocks.Texture of Hyaloclastite is Pyroclastic whereas that of Oolite is Clastic or Non-Clastic. Hyaloclastite appears Dull and Oolite appears Rounded and Rough. The luster of Hyaloclastite is dull and grainy while that of Oolite is pearly to shiny. Hyaloclastite is available in brown, grey, yellow colors whereas Oolite is available in black, blue, brown, cream, green, grey, pink, red, silver, white, yellow colors. The commercial uses of Hyaloclastite are cemetery markers, creating artwork and that of Oolite are creating artwork, jewelry, used in aquariums.