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