A large formulaic painting of a quilting-panel-like radial "pinwheel" array of sharp angles forming a pink and green mandala. There is also grayscale. I can't find the info on this exact permutation of the design but similar works in the series are dated 1978.
https://files.mastodon.green/media_attachments/files/114/249/828/589/174/256/original/e9d03d868c3dd578.jpg