mining machine for extracting sand in rivers

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    Sand mining is the extraction of sand, mainly through an open pit but sometimes mined from beaches and inland dunes or dredged from ocean and river beds. Sand is often used in manufacturing, for example as an abrasive or in concrete .

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  • () Environmental Impacts of Sand and Gravel Extraction

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    Rivers are under immense pressure due to the various kinds of natural and anthropogenic activities among which indiscriminate extraction of construction grade sand and stones, are the major factor.

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  • ENVIRONMENTAL IMPACT OF SAND MINING: A CASE …

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