cumengite

English

Etymology

After Edouard Cumenge, French engineer, + -ite

Noun

cumengite

1. (mineralogy) A tetragonal-ditetragonal dipyramidal indigo blue mineral containing chlorine, copper, hydrogen, lead, and oxygen.

References

• David Barthelmy (1997–2024) “Cumengite”, in Webmineral Mineralogy Database.