Know all about Rhomb Porphyry and Hyaloclastite properties here. All properties of rocks are important as they define the type of rock and its application. Rhomb Porphyry and Hyaloclastite belong to Igneous Rocks.Texture of Rhomb Porphyry is Aphanitic to Porphyritic whereas that of Hyaloclastite is Pyroclastic. Rhomb Porphyry appears Rough and Hyaloclastite appears Dull. The luster of Rhomb Porphyry is subvitreous to dull while that of Hyaloclastite is dull and grainy. Rhomb Porphyry is available in black, brown, colourless, green, grey, pink, white colors whereas Hyaloclastite is available in brown, grey, yellow colors. The commercial uses of Rhomb Porphyry are an oil and gas reservoir, as a feed additive for livestock, metallurgical flux, soil conditioner, source of magnesia (mgo) and that of Hyaloclastite are cemetery markers, creating artwork.