amphibolite: meaning, definition, pronunciation and examples

Very Low
UK/amˈfɪbəlaɪt/US/æmˈfɪbəˌlaɪt/

Technical / Scientific

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Quick answer

What does “amphibolite” mean?

A type of metamorphic rock composed mainly of amphibole minerals.

Audio

Pronunciation

Definition

Meaning and Definition

A type of metamorphic rock composed mainly of amphibole minerals.

Any rock of metamorphic origin where the amphibole group of minerals is dominant, typically forming under medium to high-grade metamorphic conditions.

Dialectal Variation

British vs American Usage

Differences

No significant differences in meaning or usage between British and American English, as it is a precise scientific term.

Connotations

None beyond its technical definition.

Frequency

Used almost exclusively in geological and earth science contexts in both varieties.

Grammar

How to Use “amphibolite” in a Sentence

The [adjective] amphibolite contains [mineral][Geological feature] is composed of amphibolite

Vocabulary

Collocations

strong
hornblende amphiboliteamphibolite faciesgarnet amphibolite
medium
banded amphibolitemafic amphiboliteamphibolite formation
weak
dark amphiboliteamphibolite rockold amphibolite

Usage

Meaning in Context

Business

Not used.

Academic

Extensively used in geology, petrology, and earth science papers and textbooks.

Everyday

Virtually never used.

Technical

Core term in geological mapping, mineralogy, and metamorphic petrology.

Vocabulary

Synonyms of “amphibolite”

Neutral

metamorphic rockhornblende rock

Weak

Vocabulary

Antonyms of “amphibolite”

igneous rocksedimentary rockunmetamorphosed rock

Watch out

Common Mistakes When Using “amphibolite”

  • Misspelling as 'amphibiolite' (adding an extra 'i')
  • Confusing it with the adjective 'amphibolous' (ambiguous).

FAQ

Frequently Asked Questions

The main minerals are amphiboles, such as hornblende, often accompanied by plagioclase feldspar.

Yes, due to its toughness and attractive appearance when polished, it is sometimes used as a dimension stone.

It forms through the metamorphism of mafic igneous rocks (like basalt or gabbro) under medium to high temperatures and pressures.

No, they share the Greek root 'amphi-' (meaning 'both' or 'double'), but 'amphibolite' refers to rock, while 'amphibian' refers to animals living both in water and on land.

A type of metamorphic rock composed mainly of amphibole minerals.

Amphibolite is usually technical / scientific in register.

Amphibolite: in British English it is pronounced /amˈfɪbəlaɪt/, and in American English it is pronounced /æmˈfɪbəˌlaɪt/. Tap the audio buttons above to hear it.

Learning

Memory Aids

Mnemonic

Think of AMPHIbole (a mineral group) + LITE (stone). It's the 'stone made of amphibole'.

Practice

Quiz

Fill in the gap
Under the microscope, the showed a characteristic interlocking texture of hornblende and plagioclase.
Multiple Choice

Amphibolite is primarily classified as what type of rock?

amphibolite: meaning, definition, pronunciation and examples | Lingvocore