| Žáček, V., Škoda, R., Laufek, F., Košek, F., Jehlička, J. (2019) Complementing knowledge about rare sulphates lonecreekite, NH4Fe3+(SO4)2·12 H2O and sabieite, NH4Fe3+(SO4)2: chemical composition, XRD and RAMAN spectroscopy (Libušín near Kladno, the Czech Republic) Journal of GEOsciences, 64 (2) 149-159 | Journal (article/letter/editorial) | and also of clairite (NH4)Fe3+(SO4)2 (OH)3·3 H2O, is the Lone Creek Falls cave, near Sabie, in eastern...eastern Transvaal, South Africa (Martini 1984). The minerals were found to form together with other sulphates...water that oxidized pyrite in the breccia above the cave and then interacted with ammonia from decaying excreta...corresponds to the mineral from the Sabie type locality in South Africa. The other two polytypes only come...1998), Komló and Pécs-Vasas in the Mecsek Mts., South Hungary (Szakáll and Kristály 2008), the Upper Silesian |
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