Illite Drits V A, Zviagina B B, McCarty D K, Salyn A L American Mineralogist 95 (2010) 348-361 Factors responsible for crystal-chemical variations in the solid solutions from illite to aluminoceladonite and from glauconite to celadonite Locality: Kaube Mine, Nara Prefecture, Japan Sample Name: Silver Hill _database_code_amcsd 0005017 5.208 9.020 10.166 90 101.5 90 C2/m atom x y z K 0 .5 .5 Al .5 .1667 0 Si .4191 .3291 .2710 O1 .3516 .3124 .1082 O2 .4881 .5 .3182 O3 .6751 .2299 .3361 OH .4186 0 .1035