Gobi means "The Bare Land with no Grass" in Mongolian It is a demi desert landscape covered by coarse sand and gravel and is generally flat. Gravel Gobi is formed by weathering and water erosionand Geit Gobi is formed from wind erosion. Sands and gravels of gobi origin from diluvia and native weathered rock materials. Ejin's gobi is known as the "Black Gobi", with angular shiny-black enameled gravels which is named of "Gobi Paint", spread over the ground surface..