amphibole: meaning, definition, pronunciation and examples
Very lowTechnical/Scientific
Quick answer
What does “amphibole” mean?
A group of dark, rock-forming silicate minerals with a double-chain crystalline structure.
Audio
Pronunciation
Definition
Meaning and Definition
A group of dark, rock-forming silicate minerals with a double-chain crystalline structure.
While primarily a geological term, it can occasionally be used metaphorically in other disciplines to describe something with a dual or complex, interwoven structure.
Dialectal Variation
British vs American Usage
Differences
No significant differences in meaning or spelling. Pronunciation may vary subtly.
Connotations
Purely technical and neutral in both varieties.
Frequency
Equally rare and confined to specialist geology/mineralogy contexts in both regions.
Grammar
How to Use “amphibole” in a Sentence
The [rock/schist] contains [amphibole/amphiboles].[Amphibole/Amphiboles] are a major constituent of [rock type].The [analysis] identified [amphibole] as the dominant mafic mineral.Vocabulary
Collocations
Examples
Examples of “amphibole” in a Sentence
adjective
British English
- The amphibolite rock showed a distinct amphibole foliation.
American English
- Amphibole minerals are key indicators of metamorphic grade.
Usage
Meaning in Context
Business
Virtually never used.
Academic
Exclusively used in geology, mineralogy, petrology, and environmental science (regarding asbestos hazards).
Everyday
Extremely rare; would only appear in specialized documentaries or advanced educational material.
Technical
The primary domain. Used to classify minerals, describe rock composition, and discuss the properties of asbestos varieties like tremolite or actinolite.
Vocabulary
Synonyms of “amphibole”
Strong
Neutral
Weak
Vocabulary
Antonyms of “amphibole”
Watch out
Common Mistakes When Using “amphibole”
- Mispronouncing it as /æmˈfɪbəl/ (like 'amphibian').
- Using it as a general term for any dark mineral instead of the specific silicate group.
- Misspelling as 'amphibole', 'amphiboll', or 'amphiboly'.
FAQ
Frequently Asked Questions
Not exactly. Some types of amphibole minerals, like tremolite or actinolite, can form in a fibrous, asbestos-form. However, amphibole is the broader mineral group, and not all amphiboles are asbestos.
Both are silicate mineral groups, but they have different crystal structures and cleavage angles. Amphiboles have a double-chain structure and cleavage at 56°/124°, while pyroxenes have a single-chain structure and cleavage at ~87°/93°.
It is highly unlikely. Its use is almost exclusively confined to scientific literature in geology, mineralogy, and related fields like environmental science concerning asbestos.
The words share the Greek prefix 'amphi-' (both), but have different suffixes and stress patterns. 'Amphibian' stresses the second syllable, while 'amphibole' has primary stress on the first syllable.
A group of dark, rock-forming silicate minerals with a double-chain crystalline structure.
Amphibole is usually technical/scientific in register.
Amphibole: in British English it is pronounced /ˈæmfɪbəʊl/, and in American English it is pronounced /ˈæmfɪboʊl/. Tap the audio buttons above to hear it.
Learning
Memory Aids
Mnemonic
Think of an 'amphibian' living in two worlds (land/water); 'amphibole' minerals have a crystal structure that is like two chains ('amphi-') linked together.
Conceptual Metaphor
Duality/Intertwining (from its double-chain structure and the prefix 'amphi-' meaning 'both' or 'double').
Practice
Quiz
In which context is the word 'amphibole' most appropriately used?