copper ore

countable uncountable

(geology) any rock containing commercially interesting amounts of copper

Japanese Meaning

商業的に採掘可能な量の銅が含まれる鉱石、つまり銅鉱石

The geologist examined the copper ore sample to determine its grade and potential profitability.

地質学者はその銅鉱石の試料を調べ、品位と採算性を判断した。

Sense（1）

(geology) any rock containing commercially interesting amounts of copper

copper ores

（ plural ）