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rich ore

    0.01 sec.
rich ore [′rich ¦ȯr]
(mining engineering)
Relatively high grade ore.


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In the extreme, very rich ore can contain hundreds or even thousands of grams per ton.
While our carriage chugged away, we gazed and gasped at the dramatic rock formations and dense oak woods that formed a backdrop to the Rio Tinto river, stained yellow and red by the rich ores in the ground rather than, as commonly believed, toxic waste from the mining industry.
Sudbury is the richest mining district in North America and among the top 10 most significant globally According to the Ontario Mining Association, half the province's mining activity and revenues are generated from the geologically rich ore deposits beneath our feet.
 
 
 
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