dolerite
noun [ C or U ] uk/ˈdɒl.ə.raɪt/ us/ˈdɑːl.ə.raɪt/
辉绿岩，粗粒玄武岩
a type of dark rock that comes from magma (= very hot liquid rock that has cooled)
Jurassic dolerite is found in many parts of Tasmania. 在塔斯马尼亚的许多地方都发现了侏罗纪辉绿岩。
The famous Stonehenge spotted dolerites come from the Preseli Hills in Wales. 著名的巨石阵斑纹辉绿岩来自威尔士的普雷塞利山。
The dolerite cliffs of the cape were quite spectacular. 海角的辉绿岩悬崖相当壮观。
- More examples
- Bluestones are bluish volcanic rocks of spotted dolerite found in West Wales.
- A precipitous dolerite crag forms the perfect defence on the two seaward sides of the castle.
- Cradle Mountain is composed of dolerite, an igneous rock.
- The peaks are resistant "spires" of Jurassic dolerite, lying over older rocks of Triassic-Permian sediments.
- Dr Gibb is a specialist in igneous rocks who has done mould-breaking research into the beautiful columnar dolerites of the Hebrides.