Fluorocronite Mills S J, Kartashov P M, Gamyanin G N, Whitfield P S, Kern A, Guerault H, Kampf A R, Raudsepp M European Journal of Mineralogy 23 (2011) 695-700 Fluorocronite, the natural analogue of beta-PbF2, from the Sakha Republic, Russian Federation Locality: Kupol'noe deposit, Sarychev range, Sakha Republic, Russian Federation _database_code_amcsd 0018634 5.9306 5.9306 5.9306 90 90 90 Fm3m atom x y z Pb 0 0 0 F .25 .25 .25