AM_Volkovskite Formula: K Ca4 B22 O46 Cl H36 Name: Volkovskite Unit cell: 6.5 23.96 6.62 95.68 119.6 90.59 , V=889.96 Space group: P1 (1)

Rastsvetaeva R K , Andrianov V I , Genkina E A , Sokolova T N , Kashaev A A , Kristallografiya , 37 (1992) p.326-333, Crystal structure of volkovskite KCa4B22O32(OH)10Cl*4H2O from Nepkii deposit (E. Siberia), Locality: Eastern Siberia