@article{JCGS.738, title={New naturally occurring phases of secondary origin from J\'{a}chymov (Joachimsthal)} author={Ondru\v{s}, Petr and Veselovsk\'{y}, Franti\v{s}ek and Sk\'{a}la, Roman and Cisa\v{r}ov\'{a} and Hlou\v{s}ek, Jan and Fr\'{y}da, Ji\v{r}\'{i} and Vav\v{r}\'{i}n, Ivan and \v{C}ejka, Ji\v{r}\'{i} and Gaba\v{s}ov\'{a}, Ananda}, journal={Journal of the Czech Geological Society}, volume={42}, number={4}, pages={77--108}, year=1997, publisher={Czech Geological Society} }