DESC: Minelab Eureka Gold Metal DetectorHot Rocks are no problem for the Eureka Gold Metal Detector it will punch through highly mineralized soil with ease. Why restrict your prospecting when you can find more gold with the Eureka Gold Metal Detector faster and easier than ever before. The 10" (25cm) coil supplied with the Eureka Gold Metal Detector is a Double D coil that is it contains two 'D' shaped windings which are partially overlapping.Click on the tabs below for more info...