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: synthetic Sample: G _database_code_amcsd 0004435 7.3112 7.3112 17.1792 90 90 120 R-3m atom x y z occ Biso K 0 0 0 .70 .3 H3O 0 0 0 .30 .3 Fe 1/6 -1/6 -1/6 1.26 S 0 0 .3092 1.2 O1 0 0 .3958 2.3 O2 .2213 -.2213 -.0553 2.5 O3 .1267 -.1267 .1350 .4 H .173 -.173 .107 2