Crossword puzzle clue "mining metals"

Here are the possible solutions for mining metals clue

Answer
Clue
Relevancy
ores
Clue
Mining metals
Definition
ORE, rock containing a valuable metal, also OWRE
acidtest
Clue
It distinguishes gold from base metals
airport
Clue
Where metals are detected
Definition
a tract of land maintained for the landing and takeoff of aircraft
alcoa
Clue
Name in lightweight metals
Big name in metals
Big name in lightweight metals
Reynolds Metals parent company
Pittsburgh-based metals giant

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