A massive bucket wheel excavator in an industrial mining site, enormous rotating wheel with multiple sharp excavation buckets, weathered steel structure with intricate support beams and walkways, colossal mechanical arm stretching across the frame, industrial spotlights mounted on various points of the structure creating warm glows, complex network of conveyor belts and hydraulic systems, operator's cabin mounted high on the structure, rust-colored metal textures with visible wear and industrial patina, imposing scale against cloudy dramatic sky, circularsaw