KIG2017 - Friesenhahn Cave opening
Detailed Description
2017 KIG workshop field trip
Opening to Friesenhahn Cave. Friesenhahn Cave in the basal nodular member of the Edwards Group.
Sources/Usage
Public Domain.
2017 KIG workshop field trip
Opening to Friesenhahn Cave. Friesenhahn Cave in the basal nodular member of the Edwards Group.
Public Domain.