sillimanite

Fetched 2026-10-26 (cache).

Synonyms: lillianite

Antonyms: lillianite

Related words from Datamuse; suggestions, not definitions.

Noun

1. {{lb|en|mineral}} A [[fibrous]] [[neosilicate]] [[mineral]], [[polymorphic]] with [[andalusite]] and [[kyanite]], with the [[chemical formula]] [[aluminum|Al]]₂[[silicon|Si]][[oxygen|O]]₅.

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