As2 Na0.4 Sn2 Sr0.6 Asbrand M, Eisenmann B, Klein J Zeitschrift fur Anorganische und Allgemeine Chemie 621 (1995) 576-582 Arsenidostannate mit Arsen-analogen (Sn As) - Schichten: Darstellung und Struktur von Na (Sn2 As2), Na0.3 Ca0.7 (Sn2 As2), Na0.4 Sr0.6 (Sn2As2), Na0.6 Ba0.4 (Sn2 As2) und K0.3 Sr0.7 (Sn2 As2) _cod_database_code 1008733 _database_code_amcsd 0016614 4.117 4.117 27.185 90 90 120 R-3m atom x y z occ U(1,1) U(2,2) U(3,3) U(1,2) U(1,3) U(2,3) Na1 0 0 0 .4 .0107 .0107 .0091 .0054 0 0 Sr1 0 0 0 .6 .0107 .0107 .0091 .0054 0 0 Sn1 0 0 .2090 .0093 .0093 .0091 .0046 0 0 As1 0 0 .4078 .0088 .0088 .0095 .0044 0 0