单词 | filon |
释义 | filonn. Mining. Now rare. A vein of a mineral or metal, a lode; (in later use) spec. a vein that has formed in a fracture of a pre-existing body of rock (= dike n.1 9b). ΘΚΠ the world > the earth > minerals > mineral deposits > [noun] > vein > vein of ore riba1500 lode1602 run1747 ore streak1755 streak vein1789 lead1814 filon1817 ore vein1830 ore-channel1864 chamber1865 range1866 ore band1874 1817 Amer. Reg. 1 442/1 The eurite..does not shoot out in filons. 1863 Cambrian Jrnl. Autumn 149 The collaterals cross the main filon in angles of incidence. 1970 N.Z. Jrnl. Geol. & Geophysics 13 171 The filons..suffered later shearing and metamorphism. This entry has been updated (OED Third Edition, September 2016; most recently modified version published online March 2022). < n.1817 |
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