Larderellite.8896 Formula: N B5 O10 H4 Name: Larderellite Unit cell: 9.47 7.63 11.65 90.0 97.08 90.0 , V=835.36 Space group: P21/c (14)
Merlino S , Sartori F , Acta Crystallographica, Section B , 25 (1969) p.2264-2270, The crystal structure of lardellite, NH4B5O7(OH)2*H2O, Locality: synthetic