Gilsonite is Jahan Ghir Pars brand name for the mineral known as asphaltum, , Natural bitumen, mineral tar, natural asphalt, mineral bitumen, bitumen powder, drilling mud, which is found in commercial quantities only in the Utah of USA and Kermanshah of Iran. This unique mineral is used in more than 160 products, primarily in dark-colored printing inks and paints, oil well drilling muds and cements, asphalt modifiers, foundry sands additives and a wide variety of chemical products.