| 单词 | cordierite |
| 释义 | cordierite (once / 1313257 pages) n WORD FAMILY cordierite USAGE EXAMPLESThe sedimentary schists into which these rocks have been intruded may show contact alteration by the development of such minerals as cordierite, andalusite and sillimanite. Various, Encyclopaedia Britannica, 11th Edit...(2011) n a blue mineral of magnesium and iron and aluminum and silicon and oxygen; often used as a gemstone Hypo|Hyper water sapphire a deep blue cordierite often used as a gemstone mineral solid homogeneous inorganic substances occurring in nature having a definite chemical composition |
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