Kaatialaite ( Fe( H₂ As O₄)₃·5H₂O) is a ferric arsenate

mineral In geology and mineralogy, a mineral or mineral species is, broadly speaking, a solid chemical compound with a fairly well-defined chemical composition and a specific crystal structure that occurs naturally in pure form.John P. Rafferty, ed. (2 ...

found in

Finland Finland ( fi, Suomi ; sv, Finland ), officially the Republic of Finland (; ), is a Nordic country in Northern Europe. It shares land borders with Sweden to the northwest, Norway to the north, and Russia to the east, with the Gulf of B ...

References

External links

Mindat.org - KaatialaiteHandbook of Mineralogy - Kaatialaite
Arsenate minerals Iron(III) minerals Monoclinic minerals Minerals in space group 14 {{mineral-stub