Know all about Variolite and Boninite properties here. All properties of rocks are important as they define the type of rock and its application. Variolite and Boninite belong to Igneous Rocks.Texture of Variolite is Glassy, Massive, Porphyritic, Scoriaceous, Vesicular whereas that of Boninite is Aphanitic to Porphyritic. Variolite appears Dull and Soft and Boninite appears Dull and Soft. The luster of Variolite is not available while that of Boninite is vitreous. Variolite is available in black, brown, light to dark grey colors whereas Boninite is available in bluish - grey, brown, colourless, green, grey colors. The commercial uses of Variolite are cemetery markers, creating artwork and that of Boninite are an oil and gas reservoir, cemetery markers, creating artwork, soil conditioner, source of magnesia (mgo).