Upper Proterozoic volcanosedimentary Mn+pyrite deposit. Active from 19th century to 1975.
Ref.:
Žák, L.: Mineralogie chvaletického ložiska. Acta Universitatis Carolinae – Geologica, 1978, vol. 22, nos. 3-4, s. 457-471.
Mineral List:90 entries listed. 78 valid minerals. 1 type locality (valid mineral).
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