AM_Larderellite
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: P121/C1 (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