In2K2Sb3
Birdwishtell, T.Klein, C.Jeffries, T.Stevens, E.O'Connor C
Journal of Materials Chemistry (1991) 1, 555-558
a=15.288Å b=7.544Å c=16.790Å
α=90° β=90.54° γ=90°
As3In2K2
a=14.323Å b=7.106Å c=15.795Å
α=90° β=90.30° γ=90°