Browsing Minerals of Creede, Colorado by Subject "chalcedony"

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Sowbelly agate (banded quartz varieties amethyst and chalcedony)

Author(s):Raines, Ed; Mines Museum of Earth Science
Date:2017

Format:born digital; digital photographs

Sowbelly agate (banded quartz, varieties amethyst and chalcedony) from the Amethyst vein of Last Chance mine, Creede mining district, Colorado.