KNO3
Freney, Evelyn J.Garvie, Laurence A. J.Groy, Thomas L.Buseck, Peter R.
Acta Crystallographica Section B (2009) 65, 6 659-663
a=5.4698(8)Å b=5.4698(8)Å c=8.992(3)Å
α=90.00° β=90.00° γ=120.00°
a=5.4325(2)Å b=5.4325(2)Å c=8.8255(7)Å