Edingtonite-(Tl) Taylor W Mineralogical Magazine 24 (1935) 208-240 An X-ray examination of substituted Edingtonites. _cod_database_code 1011059 _database_code_amcsd 0017959 10. 10. 6.65 90 90 90 P-42_1m atom x y z occ Tl1 .5 0 .486 .6667 Tl2 .25 .25 .894 .6667 Si1 0 0 0 .5 Al1 0 0 0 .5 Si2 .1667 .125 .375 .625 Al2 .1667 .125 .375 .375 O1 .3 .2 .375 O2 .028 .194 .472 O3 .111 .061 .139