Know all about Arkose and Tephrite properties here. All properties of rocks are important as they define the type of rock and its application. Arkose belongs to Sedimentary Rocks while Tephrite belongs to Igneous Rocks.Texture of Arkose is Clastic whereas that of Tephrite is Aphanitic to Porphyritic. Arkose appears Rough and Dull and Tephrite appears Vesicular. The luster of Arkose is dull while that of Tephrite is subvitreous to dull. Arkose is available in reddish brown colors whereas Tephrite is available in black, brown, colourless, green, grey, white colors. The commercial uses of Arkose are in aquifers, soil conditioner, source of magnesia (mgo), tombstones and that of Tephrite are production of lime, soil conditioner.