Know all about Tephrite and Granulite properties here. All properties of rocks are important as they define the type of rock and its application. Tephrite belongs to Igneous Rocks while Granulite belongs to Metamorphic Rocks.Texture of Tephrite is Aphanitic to Porphyritic whereas that of Granulite is Granoblastic. Tephrite appears Vesicular and Granulite appears Veined or Pebbled. The luster of Tephrite is subvitreous to dull while that of Granulite is vitreous. Tephrite and Granulite are available in black, brown, colourless, green, grey, white colors. The commercial uses of Tephrite are production of lime, soil conditioner and that of Granulite are curling, gemstone, laboratory bench tops, soil conditioner, tombstones.