Tailings Impoundment
nounPronunciation: /ˈteɪlɪŋz ɪmˈpaʊndmənt/
A constructed or natural basin designed to contain mining waste slurry separated from ore during mineral processing. These impoundments must be managed to prevent environmental contamination and structural failures.
Plain English
A storage area or pond that holds mining waste products left over from ore processing.
Etymology & History
Usage
"The abandoned gold mine's tailings impoundment posed seepage risks that required immediate stabilization and capping."
Style guide notes: Distinguish between impoundments (liquid storage) and piles (solid/semi-solid storage) in technical documentation.
Also known as
Related Terms
Frequently Asked Questions
What materials are stored in tailings impoundments?
Fine mineral waste particles, water, and residual chemicals left after ore processing.
Why are tailings impoundments environmental risks?
They can leak contaminants into groundwater, fail structurally, or generate acid drainage.
Why Test Candidates on This?
Understanding tailings impoundment risks and reclamation requirements is essential for mine closure planning.
Required skill level: Mid