| 单词 | shoshonite | 
| 释义 | shoshonite [shǝ`shō´nīt]  PETROLOGY A basaltic rock composed of olivine and augite phenocrysts in a groundmass of labradorite with orthoclase rims, olivine, augite, a small amount of leucite, and some dark-colored glass.  | 
	
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