Citation: Koyama, K.; Takeuchi, Y. (1977). Clinoptilolite: The distribution of potassium atoms and its role in thermal stability Note: z(Wat7) corrected. Zeitschrift fur Kristallographie, 145, pp. 216-239.
Formula: Al3.36 Ca H30 K0.74 Mg0.04 Na1.12 O47.38 Si14.64