Rocks are naturally occurring solids which are composed of minerals & have been used by humans since ages. From Stone Age, rocks are used for various purposes. Also, the metals and minerals found in rock play an important role in our life. Get to know all the Jasperoid Uses. We have provided you with all information about Jasperoid rock here. Jasperoid is a rare, peculiar type of metasomatic alteration of rocks. Jasperoid is available in black, brown, colourless, green, grey, pink, white colors. The streak of a rock is the color of powder produced when it is dragged across an unweathered surface. The streak of Jasperoid is white. Get to know more about Jasperoid rock and characteristics of Jasperoid rock in the next sections.