Know all about Tephrite and Taconite properties here. All properties of rocks are important as they define the type of rock and its application. Tephrite belongs to Igneous Rocks while Taconite belongs to Sedimentary Rocks.Texture of Tephrite is Aphanitic to Porphyritic whereas that of Taconite is Banded, Trellis. Tephrite appears Vesicular and Taconite appears Layered, Banded, Veined and Shiny. The luster of Tephrite is subvitreous to dull while that of Taconite is earthy. Tephrite is available in black, brown, colourless, green, grey, white colors whereas Taconite is available in red, reddish brown colors. The commercial uses of Tephrite are production of lime, soil conditioner and that of Taconite are as a touchstone, cemetery markers, creating artwork.