Know all about Tephrite and Andesite properties here. All properties of rocks are important as they define the type of rock and its application. Tephrite and Andesite belong to Igneous Rocks.Texture of Tephrite is Aphanitic to Porphyritic whereas that of Andesite is Aphanitic to Porphyritic. Tephrite appears Vesicular and Andesite appears Dull and Soft. The luster of Tephrite is subvitreous to dull while that of Andesite is vitreous. Tephrite is available in black, brown, colourless, green, grey, white colors whereas Andesite is available in bluish - grey, grey, pink, yellow colors. The commercial uses of Tephrite are production of lime, soil conditioner and that of Andesite are commemorative tablets, creating artwork.