Geologist examines rocks at Darby Pluton, AK

Scientist examining geologic outcrop

Detailed Description

USGS Geologist George Case examines granitic rocks in preparation for collecting samples for geochemistry and geochronology near the Boulder Creek prospect at the north end of the Darby pluton on the eastern Seward Peninsula.


Image Dimensions: 1454 x 1034

Date Taken:

Location Taken: AK, US