单词 | alteration product |
释义 | > as lemmasalteration product alteration product n. Mineralogy a product of the natural chemical or mineralogical alteration of a mineral. ΚΠ 1877 E. S. Dana Text-bk. Mineral. 336 Dudleyite.—Alteration product of margarite. 1900 Bull. U.S. Geol. Surv. No. 165. 181 This alteration product appears somewhat like the iddingsite found in the Californian teschenite. 2007 A. Singer Soils of Israel vi. 204/2 Underground alteration products of pyroclastics in the Golan Heights presumably formed in the past under shallow subaquatic conditions such as marshes. < as lemmas |
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