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