marcasite

Fetched 2026-10-26 (cache).

Synonyms: parasite, margarite, pargasite, marmatite, marcasitic, marialite, arcanite, marcaine, marcasites

Antonyms: parasite, margarite, pargasite, marmatite, marcasitic, marialite, arcanite, marcaine, marcasites

Related words from Datamuse; suggestions, not definitions.

Noun

1. {{lb|en|mineral}} The orthorhombic form of iron disulfide, FeS₂, occurring as yellow crystals. {{defdate|from 19th c.}}
2. {{lb|en|jewellery}} [[pyrite|Pyrite]].
3. {{lb|en|historical}} Any of various [[metal]] [[sulfide]]s, usually [[iron sulfide]] minerals. {{defdate|from 15th c.}}

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