单词 | plateau basalt |
释义 | > as lemmasplateau basalt plateau basalt n. Geology basaltic lava extruded from fissures and forming sheets that cover a large area. ΘΚΠ the world > the earth > structure of the earth > constituent materials > rock > igneous rock > [noun] > volcanic rocks > lava > others amphigenite1868 plateau basalt1888 1888 Proc. Royal Soc. Edinb. 15 347 In Antrim bosses of trachyte and pitchstone rise through the plateau-basalts. 1944 A. Holmes Princ. Physical Geol. xx. 458 Plateau basalts covering areas of 200,000 square miles or more occur in the Columbia and Snake River region of the north-western United States. 1977 A. Hallam Planet Earth 20/3 The materials of cratered plains [on the moon] resemble terrestrial plateau basalts. 1993 Jrnl. Petrol. 34 704 The chamber may have been subvolcanic and have acted as a feeder for, for example, plateau basalt lava flows. < as lemmas |
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