It crystallizes with cubic symmetry and has chemical composition of Fe2+Cr3+2S4.

[5] Daubréelite was named after the French mineralogist, petrologist and meteoriticist Gabriel Auguste Daubrée.

Further paragenetic minerals are alabandine, enstatite, graphite, plagioclase and schreibersite.

The mineral was also found in the Hadley Rille meteorite which was retrieved by the Apollo 15 mission in the Rima Hadley (Mare Imbrium).

[6] Daubréelite crystallizes with cubic symmetry with the space group Fd3m (4/m 3 2/m).