Series of aerial views from the copper-gold area near Herat. Dark red iron stains hint that other minerals might be found.
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Mineral Resources Program images.
Series of aerial views from the copper-gold area near Herat. Dark red iron stains hint that other minerals might be found.
Series of aerial views from the copper-gold area near Herat. Dark red iron stains hint that other minerals might be found.
Climax Molybdenum Mine, near Breckenridge, Colorado
Climax Molybdenum Mine, near Breckenridge, Colorado
This low-level helicopter survey is designed to remotely study geologic units that lie below land surface. It is part of an ongoing USGS program to identify features such as changes in rock types, ultimately providing a better understanding of the geology and hydrology of the area.
This low-level helicopter survey is designed to remotely study geologic units that lie below land surface. It is part of an ongoing USGS program to identify features such as changes in rock types, ultimately providing a better understanding of the geology and hydrology of the area.
Sun making shadows at the Grand Canyon.
Sun making shadows at the Grand Canyon.
Devil's Tower.
USGS scientists have worked closely with Afghan geologists, both to verify old Soviet and Afghan mineral research and to expand and enhance the total knowledge of Afghanistan's mineral wealth.
USGS scientists have worked closely with Afghan geologists, both to verify old Soviet and Afghan mineral research and to expand and enhance the total knowledge of Afghanistan's mineral wealth.
Exposures of sedimentary rocks in the western Brooks Range, Alaska were evaluated for their contents of metals and phosphate and for their petroleum maturation histories to determine the potential for undiscovered resources in the southern National Petroleum Reserve Alaska.
Exposures of sedimentary rocks in the western Brooks Range, Alaska were evaluated for their contents of metals and phosphate and for their petroleum maturation histories to determine the potential for undiscovered resources in the southern National Petroleum Reserve Alaska.
A few rock formations.