Know all about Jasperoid and Foidolite properties here. All properties of rocks are important as they define the type of rock and its application. Jasperoid belongs to Sedimentary Rocks while Foidolite belongs to Igneous Rocks.Texture of Jasperoid is Earthy whereas that of Foidolite is Earthy. Jasperoid appears Glassy or Pearly and Foidolite appears Dull. The luster of Jasperoid is vitreous and pearly while that of Foidolite is subvitreous to dull. Jasperoid and Foidolite are available in black, brown, colourless, green, grey, pink, white colors. The commercial uses of Jasperoid are an oil and gas reservoir, as a feed additive for livestock, gemstone, metallurgical flux, production of lime, soil conditioner, source of magnesia (mgo) and that of Foidolite are cemetery markers, commemorative tablets, creating artwork.