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Webster 1913 Edition

Dufrenite

Du-fren′ite

,
Noun.
[From [GREEK][GREEK]ierre Armand
Dufrénoy
, a French geologist.]
(Min.)
A mineral of a blackish green color, commonly massive or in nodules. It is a hydrous phosphate of iron.

Definition 2025

dufrenite

dufrenite

English

Noun

dufrenite ‎(usually uncountable, plural dufrenites)

  1. (mineralogy) A blackish-green mineral that is a hydrous phosphate of iron.

Etymology

Dufrénoy +‎ -ite, after French geologist Pierre Armand Dufrénoy.

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