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

Id1544852
Common name(Na1.14K0.40Ca3.64Sr0.21)(Al9.21Si26.88)O72*25.2H2O
Mineral namenatural heulandite at RT
a (Å)17.716(4)
b (Å)17.780(3)
c (Å)7.438(2)
α (°)90
β (°)116.43(1)
γ (°)90
V (Å3)2098.0(8)
Space groupC 1 2/m 1
Publication: Journal of Mineralogical and Petrological Sciences (2008) 103, 61-76