Know all about Teschenite and Tephrite properties here. All properties of rocks are important as they define the type of rock and its application. Teschenite and Tephrite belong to Igneous Rocks.Texture of Teschenite is Phaneritic whereas that of Tephrite is Aphanitic to Porphyritic. Teschenite appears Veined and Shiny and Tephrite appears Vesicular. The luster of Teschenite is not available while that of Tephrite is subvitreous to dull. Teschenite is available in dark grey to black colors whereas Tephrite is available in black, brown, colourless, green, grey, white colors. The commercial uses of Teschenite are cemetery markers, commemorative tablets, creating artwork, laboratory bench tops, jewelry, sea defence, tombstones and that of Tephrite are production of lime, soil conditioner.