Webster's Revised Unabridged Dictionary · 1913

Nigrine

Nigrine , noun

[Latin niger black: compare French nigrine.]

(Mineralogy) A ferruginous variety of rutile.

Text from the public-domain GNU Collaborative International Dictionary of English, derived from Webster's Revised Unabridged Dictionary (1913). Definitions marked with were added by later GCIDE contributors and are not in the original 1913 edition.

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