ALL meanings of dolerite
dol·er·ite
D d - noun dolerite A dark, medium-grained igneous rock, typically with ophitic texture, containing plagioclase, pyroxene, and olivine. It typically occurs in dikes and sills. 1
- noun dolerite a coarse-grained variety of basalt. 1
- noun dolerite any of various other igneous rocks, as diabase. 1
- noun dolerite any basaltlike igneous rock whose composition can be determined only by microscopic examination. 1
- noun dolerite a dark basic intrusive igneous rock consisting of plagioclase feldspar and a pyroxene, such as augite; often emplaced in dykes 0
- noun dolerite any dark igneous rock whose composition cannot be determined with the naked eye 0
- noun dolerite diabase (sense 2) 0
- noun dolerite (geology) A fine-grained basaltic rock. 0