| 单词 | melilite |
| 释义 | melilite/ˈmɛlɪlʌɪt/(also mellilite) Mineralogy noun A tetragonal silicate of calcium and aluminium, occurring as honey-yellow crystals in igneous and metamorphic rocks and many slags. Also: any of a group of related minerals which includes this species, having the general formula A2BZSiO7 (where A = Na or Ca, B = Al, Be, Mg, or Zn, and Z = Al or Si). Origin |
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