Crystal Structure of (Na1.14K0.40Ca3.64Sr0.21)(Al9.21Si26.88)O72*25.2H2O

Id1544857
Common name(Na1.14K0.40Ca3.64Sr0.21)(Al9.21Si26.88)O72*25.2H2O
Mineral namenatural heulandite at 300 C
a (Å)17.033(13)
b (Å)16.589(13)
c (Å)7.330(7)
α (°)90
β (°)117.37(3)
γ (°)90
V (Å3)1839(3)
Space groupC 1 2/m 1
Publication: Journal of Mineralogical and Petrological Sciences (2008) 103, 61-76