high-grade ore

collocation in English

meaningsofhigh-gradeandore

These words are often used together. Click on the links below to explore the meanings. Or,see other collocations withore.
high-grade
adjective[before noun]
uk
/ˌhaɪˈɡreɪd/us
/ˌhaɪˈɡreɪd/
of very good quality or of better quality ...
See more athigh-grade
ore
noun[C or U]
uk
/ɔːr/us
/ɔːr/
rock or soil from which metal can ...
See more atore

(Definition ofhigh-gradeandorefrom theCambridge English Dictionary© Cambridge University Press)

Examplesofhigh-grade ore

These examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors.
Neither country has any substantial amount ofhigh-gradeore.
From the
Hansard archive
Example from the Hansard archive. Contains Parliamentary information licensed under theOpen Parliament Licence v3.0
Fifteen years' working represents about 5 million tons ofhigh-gradeore, which means that 4½ million tons is not enough and you do not start.
From the
Hansard archive
Example from the Hansard archive. Contains Parliamentary information licensed under theOpen Parliament Licence v3.0
Several morehigh-gradeorepockets were found, and a silver rush began.
From
Wikipedia
This example is from Wikipedia and may be reused under a CC BY-SA license.
Although thehigh-gradeoreis now depleted, taconite mining continues, using processes developed locally to save the industry.
From
Wikipedia
This example is from Wikipedia and may be reused under a CC BY-SA license.
The mine started by mining onlyhigh-gradeore; in 1848, the average grade mined was 26% copper.
From
Wikipedia
This example is from Wikipedia and may be reused under a CC BY-SA license.
Within the pegmatites, the large grain size and the strong separation of the minerals createhigh-gradeorefor mining.
From
Wikipedia
This example is from Wikipedia and may be reused under a CC BY-SA license.
Mining was stopped 40 feet short of its planned final depth of 520 feet, causing a significant quantity ofhigh-gradeorenot to be recovered.
From
Wikipedia
This example is from Wikipedia and may be reused under a CC BY-SA license.
These innovations produced temporal production peaks, yet a general lack ofhigh-gradeoremade continued production uneconomic which finally led to closure.
From
Wikipedia
This example is from Wikipedia and may be reused under a CC BY-SA license.
The blastedhigh-gradeoreis hauled directly to a train load-out.
From
Wikipedia
This example is from Wikipedia and may be reused under a CC BY-SA license.
The mine produced and shipped 10,785,000 tons of lead and zinc concentrates/high-grade ores after mining and milling 69,416,000 tons of ore material.
From
Wikipedia
This example is from Wikipedia and may be reused under a CC BY-SA license.
These examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors.
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