Definition of dolerite in English:

dolerite

noun ˈdɒlərʌɪtˈdɑləˌraɪt

mass nounGeology

A dark, medium-grained igneous rock, typically with ophitic texture, containing plagioclase, pyroxene, and olivine. It typically occurs in dykes and sills.
〔地质〕粒玄岩，粗玄岩，辉绿岩。亦称DIABASE
Also called diabase
Example sentencesExamples
- We reached Fault Bluff, a dark angular mountain with faulted dolerite rock, around 10: 00 P.M. that night.
- Many tales have been told about the impressive arch that was named in 1823 by the crew of the British survey ship, the Barracouta, because of the portal carved through an island rock castle with sheer dolerite walls.
- These supracrustal rocks are intruded by dolerite dykes that have been deformed and metamorphosed together with the country rock.
- Neither had iron tools and instead used such hard stones as flint, jade, dolerite, basalt, and serpentine to make axes, knives, and chisels.
- Dark dolerite mountains of the Warren Range had a light snow cover that accentuated the flow banding in the rock.

Origin

Mid 19th century: from French dolérite, from Greek doleros 'deceptive' (because it is difficult to distinguish from diorite).

Definition of dolerite in US English:

dolerite

nounˈdɑləˌraɪtˈdäləˌrīt

Geology

A dark, medium-grained igneous rock, typically with ophitic texture, containing plagioclase, pyroxene, and olivine. It typically occurs in dikes and sills.
〔地质〕粒玄岩，粗玄岩，辉绿岩。亦称DIABASE
Also called diabase
Example sentencesExamples
- We reached Fault Bluff, a dark angular mountain with faulted dolerite rock, around 10: 00 P.M. that night.
- Many tales have been told about the impressive arch that was named in 1823 by the crew of the British survey ship, the Barracouta, because of the portal carved through an island rock castle with sheer dolerite walls.
- These supracrustal rocks are intruded by dolerite dykes that have been deformed and metamorphosed together with the country rock.
- Dark dolerite mountains of the Warren Range had a light snow cover that accentuated the flow banding in the rock.
- Neither had iron tools and instead used such hard stones as flint, jade, dolerite, basalt, and serpentine to make axes, knives, and chisels.

Origin

Mid 19th century: from French dolérite, from Greek doleros ‘deceptive’ (because it is difficult to distinguish from diorite).

词汇	dolerite
释义	Definition of dolerite in English: dolerite noun ˈdɒlərʌɪtˈdɑləˌraɪt mass nounGeology A dark, medium-grained igneous rock, typically with ophitic texture, containing plagioclase, pyroxene, and olivine. It typically occurs in dykes and sills. 〔地质〕粒玄岩，粗玄岩，辉绿岩。亦称DIABASE Also called diabase Example sentencesExamples We reached Fault Bluff, a dark angular mountain with faulted dolerite rock, around 10: 00 P.M. that night. Many tales have been told about the impressive arch that was named in 1823 by the crew of the British survey ship, the Barracouta, because of the portal carved through an island rock castle with sheer dolerite walls. These supracrustal rocks are intruded by dolerite dykes that have been deformed and metamorphosed together with the country rock. Neither had iron tools and instead used such hard stones as flint, jade, dolerite, basalt, and serpentine to make axes, knives, and chisels. Dark dolerite mountains of the Warren Range had a light snow cover that accentuated the flow banding in the rock. Origin Mid 19th century: from French dolérite, from Greek doleros 'deceptive' (because it is difficult to distinguish from diorite). Definition of dolerite in US English: dolerite nounˈdɑləˌraɪtˈdäləˌrīt Geology A dark, medium-grained igneous rock, typically with ophitic texture, containing plagioclase, pyroxene, and olivine. It typically occurs in dikes and sills. 〔地质〕粒玄岩，粗玄岩，辉绿岩。亦称DIABASE Also called diabase Example sentencesExamples We reached Fault Bluff, a dark angular mountain with faulted dolerite rock, around 10: 00 P.M. that night. Many tales have been told about the impressive arch that was named in 1823 by the crew of the British survey ship, the Barracouta, because of the portal carved through an island rock castle with sheer dolerite walls. These supracrustal rocks are intruded by dolerite dykes that have been deformed and metamorphosed together with the country rock. Dark dolerite mountains of the Warren Range had a light snow cover that accentuated the flow banding in the rock. Neither had iron tools and instead used such hard stones as flint, jade, dolerite, basalt, and serpentine to make axes, knives, and chisels. Origin Mid 19th century: from French dolérite, from Greek doleros ‘deceptive’ (because it is difficult to distinguish from diorite).
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