Extension of closing date. Expressions of interest are hereby invited for the following: Diamond Mining in Alexander Bay. Principal contractors who qualify will be expected to submit proposals for one or more mining areas, provided the mining areas are contagious, in the following mining categories: Terrestrial Mining - River Alluvials; - Dump Mining. Marine Mining - Beach Mining; - Shallow Water Mining; - Middle Water Mining; - Deep Sea Mining. (投標 №76155340cn)