Know all about Tephrite and Diamictite properties here. All properties of rocks are important as they define the type of rock and its application. Tephrite belongs to Igneous Rocks while Diamictite belongs to Sedimentary Rocks.Texture of Tephrite is Aphanitic to Porphyritic whereas that of Diamictite is Clastic. Tephrite appears Vesicular and Diamictite appears Banded. The luster of Tephrite is subvitreous to dull while that of Diamictite is grainy, pearly and vitreous. Tephrite is available in black, brown, colourless, green, grey, white colors whereas Diamictite is available in brown, buff colors. The commercial uses of Tephrite are production of lime, soil conditioner and that of Diamictite are commemorative tablets, creating artwork, production of lime.