Know all about Ganister and Jasperoid properties here. All properties of rocks are important as they define the type of rock and its application. Ganister and Jasperoid belong to Sedimentary Rocks.Texture of Ganister is Clastic, Granular, Rough whereas that of Jasperoid is Earthy. Ganister appears Rough and Jasperoid appears Glassy or Pearly. The luster of Ganister is dull while that of Jasperoid is vitreous and pearly. Ganister and Jasperoid are available in beige, black, brown, colourless, cream, dark brown, green, grey, light green, light to dark grey, pink, red, white, yellow colors. The commercial uses of Ganister are an oil and gas reservoir, in aquifers, petroleum reservoirs, soil conditioner, source of magnesia (mgo), tombstones and that 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).