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The Collaborative International Dictionary
Daubreelite

Daubreelite \Dau"bree*lite\, n. [From Daubr['e]e, a French mineralogist.] (Min.) A sulphide of chromium observed in some meteoric irons.

Wiktionary
daubreelite

n. (context mineral English) A sulphide of chromium observed in some meteoric irons.

Wikipedia
Daubréelite
For the bismuth oxide mineral see Daubréeite

Daubréelite is a rare sulfide mineral. It crystallizes with cubic symmetry and has chemical composition of FeCrS. It usually occurs as black platy aggregates.