Know all about Borolanite and Tephrite properties here. All properties of rocks are important as they define the type of rock and its application. Borolanite and Tephrite belong to Igneous Rocks.Texture of Borolanite is Granular whereas that of Tephrite is Aphanitic to Porphyritic. Borolanite appears Banded and Foilated and Tephrite appears Vesicular. The luster of Borolanite is greasy to dull while that of Tephrite is subvitreous to dull. Borolanite is available in brown, buff, cream, green, grey, pink, white colors whereas Tephrite is available in black, brown, colourless, green, grey, white colors. The commercial uses of Borolanite are cemetery markers and that of Tephrite are production of lime, soil conditioner.