rollandite

Fetched 2026-10-26 (cache).

Synonyms: hollandite, rowlandite, hellandite

Antonyms: hollandite, rowlandite, hellandite

Related words from Datamuse; suggestions, not definitions.

Noun

1. {{lb|en|mineral}} A orthorhombic [[mineral]] containing [[astatine]], [[hydrogen]], [[oxygen]], and [[copper]].

Source: Wiktionary · CC BY-SA 4.0 (Wiktionary dump) · cached copy, not a rewrite.