glaucophane: meaning, definition, pronunciation and examples

Very Low
UK/ˈɡlɔːkə(ʊ)feɪn/US/ˈɡlɔːkəˌfeɪn/

Technical/Scientific

My Flashcards

Quick answer

What does “glaucophane” mean?

A blue to lavender-blue mineral, a sodium-rich amphibole, found in metamorphic rocks.

Audio

Pronunciation

Definition

Meaning and Definition

A blue to lavender-blue mineral, a sodium-rich amphibole, found in metamorphic rocks.

A mineralogical term for a specific silicate mineral that is characteristic of high-pressure, low-temperature metamorphic facies, such as blueschist.

Dialectal Variation

British vs American Usage

Differences

No significant differences in meaning or usage. Spelling and pronunciation are consistent.

Connotations

None beyond its strict scientific definition.

Frequency

Equally rare and specialized in both varieties.

Grammar

How to Use “glaucophane” in a Sentence

[Glaucophane] is found in [rock type].The [rock] contains [glaucophane].

Vocabulary

Collocations

strong
glaucophane schistglaucophane-bearingglaucophane crystals
medium
blue glaucophaneoccurrence of glaucophaneglaucophane and lawsonite
weak
rare glaucophaneidentified glaucophanesample containing glaucophane

Examples

Examples of “glaucophane” in a Sentence

adjective

British English

  • The glaucophane-rich layers were clearly visible.
  • A glaucophane-bearing assemblage was identified.

American English

  • The glaucophane-rich layers were clearly visible.
  • A glaucophane-bearing assemblage was identified.

Usage

Meaning in Context

Business

Not used.

Academic

Used exclusively in geological research papers, textbooks, and lectures concerning metamorphic petrology.

Everyday

Virtually never used.

Technical

The primary context. Used by geologists, mineralogists, and earth science professionals to describe rock composition and metamorphic conditions.

Vocabulary

Synonyms of “glaucophane”

Neutral

sodium amphibole

Weak

blueschist mineral

Watch out

Common Mistakes When Using “glaucophane”

  • Mispronunciation (e.g., /ɡlɔːˈkɒfən/).
  • Misspelling (e.g., 'glucophane', 'glaucophone').
  • Using it as a general adjective for colour.

FAQ

Frequently Asked Questions

Glaucophane is a blue silicate mineral belonging to the amphibole group, important in identifying specific metamorphic rocks called blueschists.

No, it is a highly specialized scientific term used almost exclusively in geology and mineralogy.

No, it has no application in general conversation. Its use is confined to technical descriptions in earth sciences.

It indicates that the rock formed under high-pressure, relatively low-temperature conditions, typically in subduction zones.

A blue to lavender-blue mineral, a sodium-rich amphibole, found in metamorphic rocks.

Glaucophane is usually technical/scientific in register.

Glaucophane: in British English it is pronounced /ˈɡlɔːkə(ʊ)feɪn/, and in American English it is pronounced /ˈɡlɔːkəˌfeɪn/. Tap the audio buttons above to hear it.

Learning

Memory Aids

Mnemonic

Think 'GLAUCOus' (meaning bluish-green) + 'PHANE' (appearing/shining) = a shining blue mineral.

Conceptual Metaphor

None in common usage.

Practice

Quiz

Fill in the gap
The distinctive blue colour of blueschist is primarily due to the mineral .
Multiple Choice

In which type of rock is glaucophane most commonly found?

glaucophane: meaning, definition, pronunciation and examples | Lingvocore