单词 | mineral aggregate |
释义 | > as lemmasmineral aggregate mineral aggregate n. ΚΠ 1849 J. D. Dana Man. Mineral. (ed. 2) i. 15 The different spars, gems, and ores are minerals, while granite rock, slate, clay and the like, are mineral aggregates. 1903 Amer. Jrnl. Sociol. 9 102 The mineral aggregates seem to have a distribution as incoherent as the formations themselves. 1987 National Geographic Mag. Sept. 290/2 There are actually two chemically distinct materials that the world legally accepts as jade... Both are technically rocks, since they are mineral aggregates. < as lemmas |
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