Mordant

The Metropolitan Museum of Art

The image shows a small, bronze-colored metal object with a patina finish. The object resembles a shell or a leaf and has a post protruding from the back. It is shaped like a half-shell with lines radiating from the center to the edges. Two pointed extensions are on the right side. The object has a dark green and brown patina with areas of lighter bronze visible underneath. It sits on a plain white background. The title of the image is "Mordant" by an unknown artist.