microdiorite

名词 n.
中文释义

英文释义

名词 n.
  1. A course-grained igneous rock, of volcanic origin, containing mostly plagioclase feldspar; a rock whose composition is intermediate between andesite and diorite. countable,uncountable
    — Early Miocene fossiliferous andesitic sediments are associated with some ophiolite massifs in northern Northland: Otaian volcanic grits (Hughes 1966) form a part of Maungaru Range (Fig. 3) and Waitakian–Otaian volcaniclastics are intruded by microdiorite near North Cape (Leitch 1966, 1970).

词形变化

microdiorites plural

词源

From micro- + diorite.
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