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单词 ore band
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ore band
ore band n.
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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.
extracted from oren.2
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更新时间:2024/11/10 11:09:29