gangue

the gangue material was separated from the valuable ore.

mining companies often deal with large amounts of gangue.

gangue can be used in construction after proper processing.

environmental concerns arise from the disposal of gangue.

he learned how to identify different types of gangue.

reducing gangue production is important for sustainable mining.

the gangue was piled up outside the mining site.

scientists study gangue to find new uses for it.

efforts are being made to recycle gangue in various industries.

the presence of gangue can affect the quality of the final product.