Paralstonite Effenberger H Neues Jahrbuch fur Mineralogie, Monatshefte 1980 (1980) 353-363 Die kristallstruktur des minerals paralstonite, BaCa(CO3)2 Locality: Cave-in-Rock District, Illinois, USA _database_code_amcsd 0014766 8.692 8.692 6.148 90 90 120 P321 atom x y z Biso B(1,1) B(2,2) B(3,3) B(1,2) B(1,3) B(2,3) Ba .6870 0 0 .77 .0049 .0037 .0054 .0037 .00005 .0001 Ca .3586 0 .5 .38 .0031 .0007 .0012 .0007 -.00005 -.0001 C1 1/3 2/3 .356 1.5 C2 1/3 2/3 .817 1.8 C3 0 0 .267 .3 O1 .191 .677 .355 2.0 O2 .173 .517 .822 2.3 O3 .150 .001 .255 1.2