Zinc Creek Area, Tiller-Drew, Douglas County, Oregon, USA
Quartz variety macrocrystalline, quartz variety agate.
© Steve Ewens 2023
Chalcedony with orbicular goethite inclusions.
View of mine entrance, 1-16-2021. 43.03869,122.79616
© Steve Ewens 2021
view with flash of interior from portal
view of interior without flash from portal