A cavity in a rock or a mineral vein. Cf. vug, n. See also lough, n.3
单词 | θ4888 |
释义 | the world > the earth > structure of the earth > structural features > discontinuity or unconformity > [noun] > cavity or opening (7) loch1767 A cavity in a rock or a mineral vein. Cf. vug, n. See also lough, n.3 vug1818 A cavity in a rock; a cave, a hollow. pipe1839 Mining and Geology. A distinctive body of rock, ore, sediment, etc. A vertical tubular cavity in a calcareous rock such as chalk, often filled with… pocket1850 A cavity in a rock or stratum that has subsequently filled with a deposit such as gravel, sand, or clay. vogal1855 = vug, n. window1908 Geology. An opening, produced by erosion, in the stratum in a region of overfolding or overthrusting, exposing a younger stratum beneath; = fenster… fenster1925 An opening or ‘window’ eroded through an older stratum in a region of overfolding or overthrusting, exposing a younger stratum beneath. |
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