AM_Paraguanajuatite
Formula: Bi2 Se3
Name: Paraguanajuatite
Unit cell: 4.143 4.143 28.636 90.0 90.0 120.0 , V=425.67
Space group: R-3M (166)

Nakajima S , Journal of Physics and Chemistry of Solids , 24 (1963) p.479-485, The crystal structure of Bi2Te3-xSex, Locality: synthetic