Nontronite Dainyak L G, Zviagina B B, Rusakov V S, Drits V A European Journal of Mineralogy 18 (2006) 753-764 Interpretation of the nontonite-dehydroxylate Mossbauer spectrum using EFG calculations Locality: Garfield, Washington, USA Sample: Model 2 _database_code_amcsd 0007181 5.277 9.140 9.60 90 90 90 P1 atom x y z occ Na1 .845 .155 .37 .205 Na2 .345 .655 .37 .205 Na3 .155 .155 -.37 .205 Na4 .655 .655 .63 .205 FeM11 0 2/3 0 FeM12 .5 1/6 0 FeM21 0 1/3 0 FeM22 .5 5/6 0 SiT11 .351 -.009 .284 SiT12 .851 .491 .284 SiT21 .338 .32 .284 SiT22 .838 .82 .284 SiT31 .649 -.009 -.284 SiT32 .149 .491 -.284 SiT41 .662 .32 -.284 SiT42 .162 .82 -.284 O11 .380 -.001 .105 O12 .880 .499 .105 O21 .317 .311 .105 O22 .817 .811 .105 O31 .620 -.001 -.105 O32 .120 .499 -.105 O41 .683 .311 -.105 O42 .183 .811 -.105 OR1 .3165 .687 .0975 .01 OR2 .183 .187 -.0975 .01 O51 .096 .905 .329 O52 .596 .405 .329 O61 .846 .655 .348 O62 .346 .155 .348 O71 .595 .905 .348 O72 .095 .405 .348 O81 .904 .905 -.329 O82 .404 .405 -.329 O91 .154 .655 -.348 O92 .654 .155 -.348 O101 .405 .905 -.348 O102 .905 .405 -.348