单词 | celestite |
释义 | Word Frequency celestite(ˈsɛlɪˌstaɪt) or celestine (ˈsɛlɪstɪn, -ˌstaɪn) noun a white, red, or blue mineral consisting of strontium sulphate in orthorhombic crystalline form: a source of strontium compounds. Formula: SrSO4 Word origin C19: from German Zölestin, from Latin caelestis celestial (referring to the blue colour) + -ite1 |
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