单词 | sapphirine |
释义 | Word Frequency sapphirine(ˈsæfəˌriːn, -rɪn) noun 1. a rare blue or bluish-green mineral that consists of magnesium aluminium silicate in monoclinic crystalline form and occurs as small grains in some metamorphic rocks 2. a blue variety of spinel adjective 3. relating to or resembling sapphire |
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