Quetzalcoatlite

Ag_0.24Cl_0.84Cu₃H₆O₁₈Pb_0.3Te₂Zn₆

Burns, P. C.Pluth, J. J.Smith, J. V.Eng, P.Steele, I. M.Housley, R. M.

American Mineralogist (2000) 85, 604-607

a=10.145Å   b=10.145Å   c=4.9925Å

α=90°   β=90°   γ=120°