A few rock formations.
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Arches National Park
A few rock formations.
Arches National Park
Small Peekhole.
Devil's Tower
Devil's Tower.
Grand Canyon
Sun making shadows at the Grand Canyon.
Sun making shadows at the Grand Canyon.
Low-flying Research Helicopter
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.
USGS Collaborates with Afghan Geologists to Research Afghan Mineral Formations
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.
The Ivotuk Hills, Alaska North Slope, Viewed From Ivotuk Camp
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.
Rare Platinum Nugget
Rare platinum nugget NMNH 73738 from the National Mineral Collection. Photo by Chip Clark, Smithsonian Institution. PGEs are essential for manufacturing computers, TVs, cell phones, and other portable electronic devices. They are found in hard drives, circuitry, and automobiles.
Rare platinum nugget NMNH 73738 from the National Mineral Collection. Photo by Chip Clark, Smithsonian Institution. PGEs are essential for manufacturing computers, TVs, cell phones, and other portable electronic devices. They are found in hard drives, circuitry, and automobiles.
Quartz mill at Virginia City, Nevada
Quartz mill at Virginia City, Nevada, in the Comstock mining district. Photograph by T.H. O’Sullivan was taken during the U.S. Geographical Exploration of the Fortieth Parallel, which investigated the Virginia City area during the winter of 1867-68. From USGS photographic library collection.
Quartz mill at Virginia City, Nevada, in the Comstock mining district. Photograph by T.H. O’Sullivan was taken during the U.S. Geographical Exploration of the Fortieth Parallel, which investigated the Virginia City area during the winter of 1867-68. From USGS photographic library collection.