Hardystonite Louisnathan S J Zeitschrift fur Kristallographie 130 (1969) 427-437 Refinement of the crystal structure of hardystonite, Ca2ZnSi2O7 Locality: Franklin, New Jersey, USA _database_code_amcsd 0010703 7.8279 7.8279 5.0138 90 90 90 P-42_1m atom x y z B(1,1) B(2,2) B(3,3) B(1,2) B(1,3) B(2,3) Ca .3322 .1678 .5061 .0055 .0055 .0076 .0025 .0005 .0005 Zn 0 0 0 .0025 .0025 .0073 0 0 0 Si .1393 .3607 .9394 .0020 .0020 .0042 -.0001 .0003 .0003 O1 .5 0 .1771 .0098 .0098 .0044 -.0050 0 0 O2 .1400 .3600 .2551 .0055 .0055 .0069 .0028 -.0004 -.0004 O3 .0818 .1885 .7847 .0145 .0017 .0124 -.0016 .0033 -.0014