In the video, a person is seen using a tool to chip away at a piece of obsidian. The person is holding the obsidian in their left hand and using the tool in their right hand to carefully chip away at the edges of the obsidian. The obsidian is dark in color, and the tool appears to be made of metal. The person's movements are precise and deliberate, suggesting that they are experienced in working with obsidian. The background is not visible, focusing the viewer's attention solely on the person's hands and the obsidian.