Know all about Porphyry and Hornblendite properties here. All properties of rocks are important as they define the type of rock and its application. Porphyry and Hornblendite belong to Igneous Rocks.Texture of Porphyry is Porphyritic whereas that of Hornblendite is Banded, Foliated, Massive. Porphyry appears Dull and Hornblendite appears Foliated. The luster of Porphyry is dull while that of Hornblendite is vitreous to dull. Porphyry and Hornblendite are available in black, brown, colourless, green, grey, red, rust, white colors. The commercial uses of Porphyry are creating artwork, gemstone, jewelry and that of Hornblendite are cemetery markers, commemorative tablets, creating artwork.