In the video, a person's hand is seen picking up a small, dark-colored rock from a pile of rocks. The rocks vary in color, including white, brown, and black. The hand holds the rock up to the camera, allowing for a closer inspection of its shape and texture. The person then places the rock back down on the pile, which is resting on a wire mesh surface. The video focuses on the action of picking up and examining the rock, with no other significant movements or actions taking place.