| 单词 | allochetite |
| 释义 | allochetite [´a·lǝ`ked´īt] PETROLOGY A porphyritic igneous rock composed of phenocrysts of labradorite, orthoclase, titanaugite, nepheline, magnetite, and apatite in a groundmass of augite, biotite, magnetite, hornblende, nepheline, and orthoclase. |
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