Cueva de las Manos probably made by submerging their hunting bolas in ink, and then throwing them up. The binder is unknown but the mineral pigments include iron oxides, producing reds and purples; kaolin, producing white; natrojarosite, producing yellow; and manganese oxide, which makes black. Carlos J. Gradin has studied the cave. Cueva de las Manos has been listed as a World Heritage Site since 1999. Cueva de las Manos Cueva de las Manos (Spanish for Cave of Hands) is a cave or a series of caves located in the province of Santa Cruz, Argentina, south of the town of Perito Moreno. It is
Cueva de las Manos A path connects the two sides of the canyon, but there is no road link. The main cave measures in depth, with an entrance wide, and it is initially high. The ground inside the cave has an upward slope; inside the cave the height is reduced to no more than . The images of hands are negative painted, that is, stencilled. Most of the hands are left hands, which suggests that painters held the spraying pipe with their right hand or they put the back of their right hand to the wall and held the spraying pipe with their left