The image shows a small, ancient artifact displayed in a glass case. The artifact appears to be a piece of rock or stone, with a rough, uneven surface and a pointed tip. It is brown in color and has a rough texture. The top of the object is slightly curved, and there is a small indentation in the center. Below the object, there is Chinese characters written in black ink, which translates to "4" in English. The background of the image is a plain white wall.