单词 | ore band |
释义 | > as lemmasore band ore band n. 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 1874 J. D. Dana Man. Geol. (ed. 2) 114 Fahlbands..are metalliferous belts or zones; they sometimes consist of ore-bands (Erzbänder), and rock-bands (Felsbäder). 1881 Rep. Geol. Explor. N. Zealand 5 A trench cut to intersect the ore-band at about 20 feet from the outcrop. 1998 Australian (Nexis) 26 June (Finance section) 25 The funds would be used to build a decline down to highgrade ore bands 600m below the surface. < as lemmas |
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