单词	goethite
释义	goethite noun goe·​thite ˈgər-ˌtīt  ˈgə- : a common brown mineral that consists of an iron hydrogen oxide and is the commonest constituent of many forms of natural rust Example Sentences Recent Examples on the Web But a range of other rocks appear in the archaeological record, from the yellow ochre goethite to the often-dramatic specular hematite, sometimes called specularite. Gemma Tarlach, Discover Magazine, 23 Mar. 2018 To complicate matters even more, when heated to at least 480 degrees Fahrenheit, yellow ochre’s crystal structure changes and the goethite can transform into hematite, or red ochre. Gemma Tarlach, Discover Magazine, 23 Mar. 2018 Word History Etymology German Göthit, from J. W. von Goethe First Known Use circa 1823, in the meaning defined above
随便看	pellagrous pelles coup pellet pellet bell pellet gun pellet stove pelletal pelleted pelleter pelletierine pelleting pelletisation pelletisations pelletise pelletised pelletiser pelletises pelletising pelletization pelletizations pelletize pelletized pelletizer pelletizers pelletizes

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