释义 |
granodioriteenUK
gran·o·di·o·rite G5237100 (grăn′ə-dī′ə-rīt′)n. A coarse-grained igneous rock consisting primarily of quartz, plagioclase feldspar, and potassium feldspar, and also containing biotite, hornblende, or pyroxene. gran′o·di′o·rit′ic (-rĭt′ĭk) adj.granodiorite (ˌɡrænəʊˈdaɪəˌraɪt) n (Geological Science) a coarse-grained acid igneous rock containing almost twice as much plagioclase as orthoclase: intermediate in composition between granite and diorite[C19: from grano + diorite]granodioriteenUK
granodiorite[¦gra·nō′dī·ə‚rīt] (petrology) A visibly crystalline plutonic rock composed chiefly of sodic plagioclase, alkali feldspar, quartz, and subordinate dark-colored minerals. |