Joanneumite
# Joanneumite

Joanneumite, confirmed as a new mineral in 2012, is the first recognized isocyanurate mineral, with the formula $Cu(C_3N_3O_3H_2)_2(NH_3)_2.$ It is also an ammine-containing mineral, a feature shared with ammineite, chanabayaite and shilovite. All the minerals are very rare and were found in a guano deposit in Pabellón de Pica, Chile.

