cobaltite: meaning, definition, pronunciation and examples

Very Low (Technical/Specialist)
UK/ˈkəʊbəltaɪt/US/ˈkoʊbəlˌtaɪt/

Formal, Technical, Scientific

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Quick answer

What does “cobaltite” mean?

A rare, silver-white to steel-grey mineral that is a significant ore of cobalt.

Audio

Pronunciation

Definition

Meaning and Definition

A rare, silver-white to steel-grey mineral that is a significant ore of cobalt.

In geology and mineralogy, a sulfosalt mineral with the chemical formula CoAsS, notable for its metallic lustre and pseudo-cubic or pyritohedral crystals. It may also be referenced in historical or artistic contexts regarding cobalt pigments, though the mineral itself is not directly used as a pigment.

Dialectal Variation

British vs American Usage

Differences

No significant differences in meaning or usage. Spelling is consistent. Pronunciation may show minor variations in vowel quality and stress placement.

Connotations

None beyond its technical definition. The word carries no cultural or additional connotations in either variety.

Frequency

Extremely rare in both varieties, used exclusively in technical contexts.

Grammar

How to Use “cobaltite” in a Sentence

[The/This] cobaltite [is/was] [found/mined/analysed].The sample contained [significant/rare] cobaltite.

Vocabulary

Collocations

strong
cobaltite crystalcobaltite orecobaltite mineralcobaltite (CoAsS)
medium
massive cobaltitesilver-white cobaltiteto mine cobaltitespecimen of cobaltite
weak
rare cobaltiteanalyse cobaltitedeposit containing cobaltite

Usage

Meaning in Context

Business

Only in the context of mining or commodity trading of cobalt ores.

Academic

Used in geology, mineralogy, and materials science papers and textbooks.

Everyday

Virtually never used.

Technical

The primary context for use; precise descriptions in geological surveys, mineral identification, and mining engineering.

Vocabulary

Synonyms of “cobaltite”

Strong

CoAsS (the chemical formula)

Neutral

cobalt glancecobalt sulpharsenide

Weak

cobalt mineralcobalt ore

Watch out

Common Mistakes When Using “cobaltite”

  • Misspelling as 'cobaltine' or 'cobaltate'.
  • Mispronouncing the final syllable as '-light' instead of '-lite'.

FAQ

Frequently Asked Questions

No. Cobaltite is an ore mineral. The pigment 'cobalt blue' is typically made from cobalt aluminate, derived from processed cobalt salts, not directly from the mineral cobaltite.

No. Cobaltite is not considered a gemstone. It is an opaque, metallic mineral prized by mineral collectors for its crystal forms and association with cobalt, but it is not faceted or used in jewellery.

Cobalt. Cobaltite (CoAsS) is a significant ore mineral for the extraction of the element cobalt.

In British English: /ˈkəʊbəltaɪt/ (KOH-bəl-tight). In American English: /ˈkoʊbəlˌtaɪt/ (KOH-bəl-tight). The stress is on the first syllable.

A rare, silver-white to steel-grey mineral that is a significant ore of cobalt.

Cobaltite is usually formal, technical, scientific in register.

Learning

Memory Aids

Mnemonic

Think: 'COBALT' + 'ITE' (like a rock/mine site). It's the 'site' where you find the element cobalt.

Conceptual Metaphor

None applicable for this technical term.

Practice

Quiz

Fill in the gap
is a silver-white mineral with the formula CoAsS.
Multiple Choice

In which field is the term 'cobaltite' primarily used?

Practise

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