Know all about Tephrite and Felsite properties here. All properties of rocks are important as they define the type of rock and its application. Tephrite and Felsite belong to Igneous Rocks.Texture of Tephrite is Aphanitic to Porphyritic whereas that of Felsite is Arborescent Patterned, Vitreous. Tephrite appears Vesicular and Felsite appears Layered, Banded, Veined and Shiny. The luster of Tephrite is subvitreous to dull while that of Felsite is vitreous. Tephrite is available in black, brown, colourless, green, grey, white colors whereas Felsite is available in black, blue, brown, green, orange, red, tan, yellow colors. The commercial uses of Tephrite are production of lime, soil conditioner and that of Felsite are mirror, jewelry.