H2.82K2.4Na0.58O11.82S3Sb7
Sabelli, C.Nakai, I.Katsura, S.
American Mineralogist (1988) 73, 398-404
a=14.2513Å b=14.2513Å c=5.5900Å
α=90° β=90° γ=120°
H3Na3.61O12S3Sb7
a=14.152Å b=14.152Å c=5.5758Å