单词	glauconite
释义	glauconite noun glau·​co·​nite ˈglȯ-kə-ˌnīt  : a mineral consisting of a dull green earthy iron potassium silicate occurring in greensand glauconitic ˌglȯ-kə-ˈni-tik  adjective Example Sentences Recent Examples on the Web The greenish material is glauconite … an authigenic mineral that typically forms in marine shelf settings, thought to reflect very slow sedimentation rates. Brian Romans, WIRED, 20 Mar. 2008 Word History Etymology German Glaukonit, irregular from Greek glaukos First Known Use 1836, in the meaning defined above
随便看	rampanter rampantest rampantlier rampantliest rampantly rampart ramparted ramparting ramparts ramped ramped (up) ramped up ramper rampers Ramphastidae ramphastidaes Ramphastides Ramphastos ramphoid ramphomicra ramphomicrons rampick rampicks rampike rampikes

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