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