Burner mining drill
Template:Machinery Mines about 7 resources per single unit of coal used to fuel it. Covers and mines in a 2x2 area. Mines 0.28/s of copper, coal or iron and .3675/s of stone. Burner miners create a lot of pollution per resource.
Note that 2 burner mining drills can refuel each other when placed next to each other on a coal deposit as long as they're facing each other.