Abandoned Mine Reclamation Glossary
743 terms total — 2 showing — Last updated 26 Oct 2026
Closure Financial Assurance
A regulatory mechanism requiring mining operators to establish monetary reserves or financial instruments sufficient to fund complete reclamation and long-term site management. The assurance amount is calculated based on detailed closure cost estimates and is held in escrow or bonded accounts.
Anoxic Limestone Drain
A passive treatment system consisting of a subsurface channel filled with limestone that treats acidic mine drainage in...
Anoxic Limestone Drain (ALD)
A passive treatment structure filled with limestone that removes acidity and metals from mine drainage under anaerobic c...