| 单词 | free-milling |
| 释义 | > as lemmasfree-milling free-milling adj. Mining (of an ore) easily reducible to metal. ΘΚΠ the world > the earth > minerals > ore > [adjective] > qualities slimy1778 high-grade1847 kerned1849 free-milling1872 lean1901 1872 Idaho Tri-weekly Statesman 18 July Numerous assays show a yield in silver of $250 to $1,100 per ton of perfectly free milling ore. 1911 Times 3 May 24/5 The quartz is largely free-milling and the concentrates can be easily cyanided. 2011 W. L. Pohl Econ. Geol. ii. 208/1 Larger grains of free-milling gold are amenable to gravity concentration methods but fine flakes are not. < as lemmas |
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