AM_Hardystonite_1
Formula:
Ca2 Zn Si2 O7
Name:
Hardystonite
Unit cell:
7.8279 7.8279 5.0138 90.0 90.0 90.0 , V=307.23
Space group:
P-421M (113)
Louisnathan S J , Zeitschrift fur Kristallographie , 130 (1969) p.427-437, Refinement of the crystal structure of hardystonite, Ca2ZnSi2O7, Locality: Franklin, New Jersey, USA