Journal of

GEOsciences

  (Formerly Journal of the Czech Geological Society)

Original Paper

Štěpánka Mrázová, Petr Gadas

Obsidian balls (marekanite) from Cerro Tijerina, central Nicaragua: petrographic investigations

Journal of Geosciences, volume 56 (2011), issue 1, 43 - 49

DOI: http://doi.org/10.3190/jgeosci.086


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Journal of Geosciences, Published by © Czech Geological Society, with support from the Czech Geological Survey.
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ISSN: 1802-6222

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