Based on the limited amount of information it’s anybody's guess what detector might be best for the situation. Is the ground mild and amenable to a VLF? Or is it intensely mineralized and loaded with hot rocks, making it only suitable for a PI? Without knowing the gold size or ground conditions or the amount of trash all people can do is pick favorites. Heading into an area with minimum information I would want at least two detectors, a PI and a hot VLF with iron discrimination. An example