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