hetaerolite

English

Etymology

From hetaero- +‎ -lite, from Ancient Greek ἑταῖρος (hetaîros, “companion”) and λίθος (líthos, “stone”), because it was always found in its type locality alongside chalcophanite.

Noun

hetaerolite

1. (mineralogy) A tetragonal-ditetragonal dipyramidal black mineral containing manganese, oxygen, and zinc.

References

• David Barthelmy (1997–2025) “Hetaerolite”, in Webmineral Mineralogy Database.
• “hetaerolite”, in Mindat.org‎^[1], Hudson Institute of Mineralogy, 2000–2025.