diorite: meaning, definition, pronunciation and examples
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Quick answer
What does “diorite” mean?
A coarse-grained, intrusive igneous rock.
Audio
Pronunciation
Definition
Meaning and Definition
A coarse-grained, intrusive igneous rock.
A grey plutonic rock composed of plagioclase feldspar, hornblende, and/or biotite. It occupies an intermediate position in composition between granite and gabbro and is a common component of the Earth's continental crust.
Dialectal Variation
British vs American Usage
Differences
No significant differences in meaning or usage; spelling and pronunciation are identical.
Connotations
No connotations beyond its strict geological definition.
Frequency
Extremely low frequency outside geological contexts in both varieties.
Grammar
How to Use “diorite” in a Sentence
[The intrusion] is composed of diorite.The rock [identified/classified] as diorite.Vocabulary
Collocations
Examples
Examples of “diorite” in a Sentence
adjective
British English
- The dioritic texture was evident under the microscope.
- They mapped the dioritic pluton.
American English
- The dioritic composition was noted in the report.
- A large dioritic body underlies the region.
Usage
Meaning in Context
Business
Unused.
Academic
Used in geology, earth science, and archaeology texts and papers.
Everyday
Virtually never used.
Technical
Core term in petrology for rock identification and classification.
Vocabulary
Synonyms of “diorite”
Neutral
Weak
Watch out
Common Mistakes When Using “diorite”
- Incorrect spelling: 'diorate', 'dioryte'.
- Mispronunciation: /daɪˈɔːr.aɪt/.
- Confusing it with 'diorama' or 'dior'.
FAQ
Frequently Asked Questions
Diorite is a coarse-grained, intrusive igneous rock with an intermediate composition between granite and gabbro.
It is found in plutons, batholiths, and other intrusive bodies within the Earth's continental crust.
Historically used for building and sculpture due to its durability; today it is primarily of interest in geological research and as crushed stone aggregate.
Granite contains significant quartz and potassium feldspar, giving it a lighter colour. Diorite is darker grey, lacks significant quartz, and is dominated by plagioclase feldspar and dark minerals like hornblende.
A coarse-grained, intrusive igneous rock.
Diorite is usually technical in register.
Diorite: in British English it is pronounced /ˈdaɪ.ə.raɪt/, and in American English it is pronounced /ˈdaɪ.ə.raɪt/. Tap the audio buttons above to hear it.
Learning
Memory Aids
Mnemonic
Diorite is DIfferent OR Igneous rock, inTErmediate between granite and gabbro.
Conceptual Metaphor
N/A
Practice
Quiz
Diorite is primarily classified as which type of rock?