Know all about Talc carbonate and Tephrite properties here. All properties of rocks are important as they define the type of rock and its application. Talc carbonate belongs to Metamorphic Rocks while Tephrite belongs to Igneous Rocks.Texture of Talc carbonate is Very Soft whereas that of Tephrite is Aphanitic to Porphyritic. Talc carbonate appears Soft and Tephrite appears Vesicular. The luster of Talc carbonate is pearly while that of Tephrite is subvitreous to dull. Talc carbonate is available in colourless, grey, white colors whereas Tephrite is available in black, brown, colourless, green, grey, white colors. The commercial uses of Talc carbonate are manufacturing of baby powder and that of Tephrite are production of lime, soil conditioner.