Know all about Tephrite and Oolite properties here. All properties of rocks are important as they define the type of rock and its application. Tephrite belongs to Igneous Rocks while Oolite belongs to Sedimentary Rocks.Texture of Tephrite is Aphanitic to Porphyritic whereas that of Oolite is Clastic or Non-Clastic. Tephrite appears Vesicular and Oolite appears Rounded and Rough. The luster of Tephrite is subvitreous to dull while that of Oolite is pearly to shiny. Tephrite is available in black, brown, colourless, green, grey, white colors whereas Oolite is available in black, blue, brown, cream, green, grey, pink, red, silver, white, yellow colors. The commercial uses of Tephrite are production of lime, soil conditioner and that of Oolite are creating artwork, jewelry, used in aquariums.