AM_Burpalite Formula: Na2 Ca Zr Si2 O7 F2 Name: Burpalite Unit cell: 10.1173 10.4446 7.2555 90.0 90.039 90.0 , V=766.70 Space group: P121/A1 (14)

Merlino S , Perchiazzi N , Khomyakov A P , Pushcharovsky D Y , Kulikova I M , Kuzmin V I , European Journal of Mineralogy , 2 (1990) p.177-185, Burpalite, a new mineral from Burpalinskii massif, North Transbajkal, USSR:, its crystal structure and OD character, Locality: Burpalinskii massif, North Transbajkal, USSR