waste rock वाक्य
उदाहरण वाक्य
मोबाइल
- Unless reclaimed, surface mining can leave behind large areas of infertile waste rock, as 70 % of material excavated is waste.
- Small amounts of uranium were also produced by underground in-situ leaching and heap leaching of low grade ore and even waste rock.
- At the same time the mining method is designed to ensure that no waste rock needs to be hauled to the surface.
- Waste rock was used as fill for facility construction or hauled to a disposal area to the south of the Brewer Pit.
- Several gallery entrances and heaps of waste rock are very still visible today ( see photo below of the Wildsch�nauer side ).
- Waste rock from the Batu Hijau mine is disposed of in the rainforest, with space for newly produced waste rock running out.
- Development mining is composed of excavation almost entirely in ( non-valuable ) waste rock in order to gain access to the orebody.
- Waste rock from the Batu Hijau mine is disposed of in the rainforest, with space for newly produced waste rock running out.
- The administration says that mining would leave far too much cyanide-treated waste rock on federal land at the mountain, near the Canadian border.
- The huge waste rock dumps were either relocated or recontoured and covered with 80 cm of clay and 20 cm of top soil.
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