Jarosite Basciano L C, Peterson R C American Mineralogist 92 (2007) 1464-1473 Jarosite - hydronium jarosite solid solution series with full iron occupancy: Mineralogy and crystal chemistry Locality: Rio Tonto, Huelva, Spain Sample: 7-13-2-1 _database_code_amcsd 0004439 7.3478 7.3478 17.0280 90 90 120 R-3m atom x y z occ Biso K 0 0 0 .02 1.4 H3O 0 0 0 1.4 Fe 1/6 -1/6 -1/6 1.95 S 0 0 .3095 1.1 O1 0 0 .3949 2.6 O2 .2243 -.2243 -.0566 2.2 O3 .1267 -.1267 .1356 .9 H .165 -.165 .1000 2