An iron-containing mineral of the pyroxene group, which occurs as dark green, pointed crystals.
| 单词 | θ6876 |
| 释义 | the world > the earth > minerals > types of mineral > silicates > inosilicates single chain > [noun] > pyroxene > clinopyroxenes > acmite or aegerite (3) acmite1823 An iron-containing mineral of the pyroxene group, which occurs as dark green, pointed crystals. aegirine1842 An iron-containing mineral of the clinopyroxene group which is characteristic of many alkaline igneous rocks (see also quot. 1992); also called aeg… aegirite1868 = aegirine, n. |
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