Definition

Noun: - A brownish-black mineral composed of manganese tetroxide (Mn₃O₄). It is an important source of the element manganese.

Usage

• As a mineral specimen: Hausmannite is studied and collected for its crystal structure and properties.
• As an ore: It is mined as a source of manganese for industrial use.

Examples

• The geologist identified the dark, metallic crystals as hausmannite.
• This region is known for its deposits of hausmannite, a key manganese ore.

Advanced Usage

• In mineralogy, hausmannite is noted for its tetragonal crystal system and its occurrence in high-temperature metamorphic deposits.

Variants and Related Words

• Manganese tetroxide: The chemical compound (Mn₃O₄) that constitutes hausmannite.

Synonyms

• Manganese ore (in a general, non-specific sense for minerals containing manganese).

Noun

1. a mineral consisting of manganese tetroxide; a source of manganese