Know all about Jasperoid and Hyaloclastite properties here. All properties of rocks are important as they define the type of rock and its application. Jasperoid belongs to Sedimentary Rocks while Hyaloclastite belongs to Igneous Rocks.Texture of Jasperoid is Earthy whereas that of Hyaloclastite is Pyroclastic. Jasperoid appears Glassy or Pearly and Hyaloclastite appears Dull. The luster of Jasperoid is vitreous and pearly while that of Hyaloclastite is dull and grainy. Jasperoid is available in black, brown, colourless, green, grey, pink, white colors whereas Hyaloclastite is available in brown, grey, yellow colors. The commercial uses of Jasperoid are an oil and gas reservoir, as a feed additive for livestock, gemstone, metallurgical flux, production of lime, soil conditioner, source of magnesia (mgo) and that of Hyaloclastite are cemetery markers, creating artwork.