Tondo , by hedda sterne , 1973 , abstract , Abstract Expressionism style , Pink, Sphere, Opal
A painting of a white marble ball on a black background.
 a painting of a sphere. The background of the image is completely black. The sphere appears to be made of opal. The opal has a yellow tint to it. There are streaks of light and dark colors throughout the image. Some areas of the opal have darker colors like pink, purple, and yellow. The edges of the sphere are smooth and rounded.