Kalicinite Thomas J O, Tellgren R, Olovsson I Acta Crystallographica B30 (1974) 1155-1166 Hydrogen-bond studies. LXXXIV. An X-ray diffraction study of the structures of KHCO3 and KDCO3 at 298, 219 and 95 K Locality: Synthetic Note: T = 219 K _database_code_amcsd 0018503 15.1538 5.6186 3.6868 90 104.356 90 P2_1/a atom x y z K .16561 .03227 .29500 H .016 .694 -.451 C .11977 .52253 -.14404 O(1) .19336 .54280 .09426 O(2) .08305 .32869 -.27406 O(3) .07657 .72763 -.27523