单词 | rainbow agate |
释义 | > as lemmasrainbow agate rainbow agate n. [apparently after German Regenbogenachat (1808 or earlier)] an iridescent variety of agate. ΚΠ 1825 R. T. Gore tr. J. F. Blumenbach Man. Elements Nat. Hist. 309 Rainbow-agate viewed in transmitted light presents a play of variegated colours. 1942 Rocks & Minerals July 239/1 Montana scenic Rainbow Agate is not common. 2004 W. D. Hausel Guide Prospecting & Rock Hunting Wyoming 9 Varieties of banded agate include Rainbow agate, which diffracts light into a rainbow spectrum of colors when thinly sliced. < as lemmas |
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