AM_Dachiardite-Ca Formula: Ca.64 K.23 Na.15 Si5.19 Al.79 O14.92 H6.066 Name: Dachiardite-Ca Unit cell: 18.625 7.508 10.247 90.0 108.056 90.0 , V=1362.34 Space group: C12/M1 (12)

Quartieri S , Vezzalini G , Alberti A , European Journal of Mineralogy , 2 (1990) p.187-193, Dachiardite from Hokiya-dake: evidence of a new topology, Locality: Hokiya-dake, Japan