Theophrastite

H₂NiO₂

Ramesh, T. N.Kamath, P. V.Shivakumara, C.

Acta Crystallographica, Section B (2006) 62, 4 530-536

a=3.12Å   b=3.12Å   c=4.61Å

α=90°   β=90°   γ=120°