allanite: meaning, definition, pronunciation and examples
C2Technical/Scientific
Quick answer
What does “allanite” mean?
A black or dark brown mineral of the epidote group, containing cerium and other rare earth elements.
Audio
Pronunciation
Definition
Meaning and Definition
A black or dark brown mineral of the epidote group, containing cerium and other rare earth elements.
In geology and mineralogy, a complex silicate mineral significant as an ore for rare earth elements and as a geologic indicator mineral. It may also refer to specimens of this mineral studied in crystallography or petrology.
Dialectal Variation
British vs American Usage
Differences
No significant spelling, pronunciation, or usage differences; the term is uniformly technical.
Connotations
Neutral scientific term in both dialects.
Frequency
Extremely low frequency in general language; used exclusively within specialized scientific fields.
Grammar
How to Use “allanite” in a Sentence
Allanite occurs in [geological context].The allanite contained [element].Analysts identified the mineral as allanite.Vocabulary
Collocations
Examples
Examples of “allanite” in a Sentence
adjective
British English
- The allanite crystals were analysed.
- An allanite-bearing rock was sampled.
American English
- The allanite crystals were analyzed.
- An allanite-bearing rock was sampled.
Usage
Meaning in Context
Business
Not used.
Academic
Used in advanced geology, mineralogy, and geochemistry papers and lectures.
Everyday
Virtually never used.
Technical
Core term in relevant scientific descriptions, analyses, and classifications.
Vocabulary
Synonyms of “allanite”
Neutral
Weak
Watch out
Common Mistakes When Using “allanite”
- Misspelling as 'alanite' or 'allanate'.
- Incorrectly classifying it outside the silicate mineral group.
FAQ
Frequently Asked Questions
No, it is an accessory mineral found in specific igneous and metamorphic rocks but is the most common rare-earth-bearing mineral.
It is primarily a source of rare earth elements like cerium and lanthanum and can be used in geochronology (dating rocks) due to its radioactive thorium content.
Some specimens can be weakly radioactive due to contained thorium or uranium, requiring standard mineral-handling precautions.
It was first described in 1810 by Thomas Allan, a Scottish mineralogist, after whom it is named.
A black or dark brown mineral of the epidote group, containing cerium and other rare earth elements.
Allanite is usually technical/scientific in register.
Allanite: in British English it is pronounced /ˈælənaɪt/, and in American English it is pronounced /ˈæləˌnaɪt/. Tap the audio buttons above to hear it.
Learning
Memory Aids
Mnemonic
Think: ALL the rare earths (like cerium) are IN IT → ALLANITE.
Conceptual Metaphor
N/A (Highly concrete, technical referent).
Practice
Quiz
Allanite is primarily classified as a type of: