crocolite

Thân thiện

The geologist carefully examines a crocolite specimen under the lamp.

Definition

1. Noun:
   • A rare mineral: Crocolite is a specific type of mineral, meaning it is a naturally occurring, inorganic solid with a definite chemical composition.
   • Composition: It is chemically defined as a lead chromate mineral (PbCrO₄).
   • Appearance: It is known for forming distinctive, bright orange to reddish-orange crystals.

Examples of Usage

• Noun:
  • The museum's mineral collection features a stunning specimen of crocolite.
  • Crocolite is prized by collectors for its vibrant orange color.
  • The geologist identified the rare crystal as crocolite based on its composition and hue.

Advanced Usage

• In mineralogy: The term is used in scientific descriptions to specify a mineral's type, often discussing its crystal system (monoclinic), hardness, and localities where it is found (e.g., Tasmania, Brazil).
  • The paper described the paragenesis of crocolite within the oxidized zone of the lead deposit.

Variants and Related Words

• Synonyms: None that are exact; it is a specific mineral name.
• Related Mineral Terms:
  • Chromate: A salt or ester of chromic acid, containing the anion CrO₄²⁻.
  • Lead chromate: The chemical compound (PbCrO₄) that constitutes crocolite.

Synonyms

• There are no true synonyms for this specific mineral name. In descriptive contexts, one might use phrases like "the orange lead chromate mineral."

Related Phrases

• Not applicable, as "crocolite" is a technical noun and does not form standard phrasal verbs or idioms.

Related Idioms

• Not applicable.

Học thuật

Noun

1. a rare lead chromite mineral that forms bright orange crystals