AM_Larisaite Formula: Na1.2 K.15 U6 Se4 O38 H22 Name: Larisaite Unit cell: 6.981 7.646 17.249 90.0 90.0 90.039 , V=920.69 Space group: P11M (6)

Chukanov N V , Pushcharovsky D Y , Pasero M , Merlino S , Barinova A V , Mockel S , Pekov I V , Zadov A E , Dubinchuk V T , European Journal of Mineralogy , 16 (2004) p.367-374, Larisaite, Na(H3O)(UO2)3(SeO3)2O2*4H2O, a new uranyl selenite mineral, from Repete mine, San Juan County, Utah, U.S.A., Locality: Repete mine, San Juan County, Utah, USA