单词 | fault-vein |
释义 | > as lemmasfault-vein fault-vein n. a mineral vein filling a fault. ΘΚΠ the world > the earth > minerals > mineral deposits > [noun] > vein > step- or fault-vein step-vein1881 fault-vein1886 1886 J. Prestwich Geol. I. xviii. 309 Mineral veins may be divided into fissure-veins, fault-veins, and..quartz-veins. < as lemmas |
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