diabase

diabase读音音标

英 [\'daɪəbeɪs]

美 [\'daɪəˌbeɪs]

diabase意思解释

n.

辉绿岩；

英英释义

Diabase or dolerite is a mafic, holocrystalline, subvolcanic rock equivalent to volcanic basalt or plutonic gabbro. Diabase dikes and sills are typically shallow intrusive bodies and often exhibit fine grained to aphanitic chilled margins which may contain tachylite (dark mafic glass).