英语词汇“quartz mining”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

quartz mining n. and adj.

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1850 Zanesville (Ohio) Courier 21 Dec. 1/4 This season much attention is being paid to quartz mining.

1872 R. W. Raymond Statistics Mines & Mining 17 Some gold quartz-mining enterprises have been in operation.

1948 O. Weston Mother Lode 16 All that remains today of this once important center of quartz mining..are a few mounds of crumbling adobe.

1994 Econ. Hist. Rev. 47 301 Alluvial mining generally being less capital intensive than either hydraulic or quartz mining operations.

单词	quartz mining
释义	> as lemmas quartz mining quartz mining n. and adj. ΚΠ 1850 Zanesville (Ohio) Courier 21 Dec. 1/4 This season much attention is being paid to quartz mining. 1872 R. W. Raymond Statistics Mines & Mining 17 Some gold quartz-mining enterprises have been in operation. 1948 O. Weston Mother Lode 16 All that remains today of this once important center of quartz mining..are a few mounds of crumbling adobe. 1994 Econ. Hist. Rev. 47 301 Alluvial mining generally being less capital intensive than either hydraulic or quartz mining operations. extracted from quartzn. < as lemmas
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> as lemmas