Composition in black and white. Predominant lines, dotted lines and outlined. Sketch representing three miners working within a river. In the foreground, on the right, Profile man on the left with the upper body leaning forward, holding bateia hands and legs in the water. In the background, on the left, Profile male figure sketch on the right through panning hands. On the right front man, with his legs in the water also holding a panning on your on the left and perpendicular to the river. The figures do not have defined facial features. In the background, in the center, hill's suggestion.