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Image shows a drill rig against blue mountains
Research Drilling Rig and Landscape
Research Drilling Rig and Landscape
Research Drilling Rig and Landscape

The USGS Core Research Center collaborated with the USGS Energy Resources Program to drill a core from the Mancos Shale to aid in the oil and gas assessment. Image Credit: Joshua Hicks, USGS.

The USGS Core Research Center collaborated with the USGS Energy Resources Program to drill a core from the Mancos Shale to aid in the oil and gas assessment. Image Credit: Joshua Hicks, USGS.

Image shows four men in visibility gear and hard hats at a coal mine
The USGS Coal Assessment Project
The USGS Coal Assessment Project
The USGS Coal Assessment Project

Coal project personnel visiting Trapper Mine in northwest Colorado in June, 2016.

heavy mineral sands
Heavy mineral sands, Folly Beach, South Carolina
Heavy mineral sands, Folly Beach, South Carolina
Heavy mineral sands, Folly Beach, South Carolina

Layered deposit of unconsolidated heavy mineral sands along the shores of Folly Beach, South Carolina.

Red Mountain, Colorado
Red Mountain near Silverton, Colorado
Red Mountain near Silverton, Colorado
Red Mountain near Silverton, Colorado

Intensely altered propylitic rocks (red and yellow) in the Red Mountain mining district, overprinting the regional, propylitically altered igneous rocks (grayish-green), peaks at top of image. View to west.

Intensely altered propylitic rocks (red and yellow) in the Red Mountain mining district, overprinting the regional, propylitically altered igneous rocks (grayish-green), peaks at top of image. View to west.

eudialyte and bastnäsite samples
Eudialyte and Bastnäsite Samples
Eudialyte and Bastnäsite Samples
Eudialyte and Bastnäsite Samples

Sample of eudialyte (pink) within layered vein consisting of quartz, albite, and sodic amphibole, Dora Bay, Alaska. Size of sample is 11 by 9 cm. Sample of coarse-grained, tabular bastnäsite within matrix of ferruginous dolomite, Birthday Claim, Mountain Pass, California. Photographs by Philip Verplanck, U.S. Geological Survey. SIR 2010-5070-J

Sample of eudialyte (pink) within layered vein consisting of quartz, albite, and sodic amphibole, Dora Bay, Alaska. Size of sample is 11 by 9 cm. Sample of coarse-grained, tabular bastnäsite within matrix of ferruginous dolomite, Birthday Claim, Mountain Pass, California. Photographs by Philip Verplanck, U.S. Geological Survey. SIR 2010-5070-J

Geologist doing field work in Alaska
Geologist and Helicopter
Geologist and Helicopter
Geologist and Helicopter

Geologist doing field work in Alaska

Image: Panorama of Silverton, Colorado
Panorama of Silverton, Colorado
Panorama of Silverton, Colorado
Panorama of Silverton, Colorado

Panoramic photo of Silverton, Colorado, with Sultan Mountain in the distance.  Silverton is the town most directly affected by the Gold King mine blowout. 

Panoramic photo of Silverton, Colorado, with Sultan Mountain in the distance.  Silverton is the town most directly affected by the Gold King mine blowout. 

Image: Methane Seeps along Offshore Virginia
Methane Seeps along Offshore Virginia
Methane Seeps along Offshore Virginia
Methane Seeps along Offshore Virginia

Numerous distinct methane streams emanating from the seafloor at an upper slope (< 500 m water depth) cold seep site offshore Virginia. Image courtesy of NOAA Okeanos Explorer Program, 2013 Northeast U.S. Canyons Expedition.

Numerous distinct methane streams emanating from the seafloor at an upper slope (< 500 m water depth) cold seep site offshore Virginia. Image courtesy of NOAA Okeanos Explorer Program, 2013 Northeast U.S. Canyons Expedition.

Image: Natural Gas Production Water Impoundment
Natural Gas Production Water Impoundment
Natural Gas Production Water Impoundment
Natural Gas Production Water Impoundment

A water impoundment at a natural gas drilling site in the Marcellus Shale gas play of southwestern Pennsylvania.

A water impoundment at a natural gas drilling site in the Marcellus Shale gas play of southwestern Pennsylvania.

Image: Hydraulic Fracturing Drill Site
Hydraulic Fracturing Drill Site
Hydraulic Fracturing Drill Site
Hydraulic Fracturing Drill Site

A typical drill pad in the Marcellus Shale gas play of southwestern Pennsylvania.

A typical drill pad in the Marcellus Shale gas play of southwestern Pennsylvania.

Image: Marcellus Shale Drill Rig
Marcellus Shale Drill Rig
Marcellus Shale Drill Rig
Marcellus Shale Drill Rig

A drill rig at a well site in the Marcellus Shale gas play of southwestern Pennsylvania.

A drill rig at a well site in the Marcellus Shale gas play of southwestern Pennsylvania.

Image: Hydraulic Fracturing Sand
Hydraulic Fracturing Sand
Hydraulic Fracturing Sand
Hydraulic Fracturing Sand

Fine-grained silica sand is mixed with chemicals and water before being pumped into rock formations to prevent the newly created artificial fractures from closing after hydraulic fracturing is completed.

Fine-grained silica sand is mixed with chemicals and water before being pumped into rock formations to prevent the newly created artificial fractures from closing after hydraulic fracturing is completed.

Image: Hydraulic Fracturing Well Heads
Hydraulic Fracturing Well Heads
Hydraulic Fracturing Well Heads
Hydraulic Fracturing Well Heads

Well heads hooked up in preparation for a hydraulic fracturing operation at a drill pad in the Fayetteville Shale gas play of Arkansas.

Well heads hooked up in preparation for a hydraulic fracturing operation at a drill pad in the Fayetteville Shale gas play of Arkansas.

Image: Perforating Gun for Hydraulic Fracturing
Perforating Gun for Hydraulic Fracturing
Perforating Gun for Hydraulic Fracturing
Perforating Gun for Hydraulic Fracturing

Unused and spent perforating gun used in oil and gas drilling and hydraulic fracturing. The pipe on the bottom left, shows holes created by the explosive charges mounted inside the pipe.

Unused and spent perforating gun used in oil and gas drilling and hydraulic fracturing. The pipe on the bottom left, shows holes created by the explosive charges mounted inside the pipe.

Image: Steel Pipe for a Gas Well
Steel Pipe for a Gas Well
Steel Pipe for a Gas Well
Steel Pipe for a Gas Well

Steel pipe used in a well in the Marcellus Shale gas play of southwestern Pennsylvania.

Steel pipe used in a well in the Marcellus Shale gas play of southwestern Pennsylvania.

Image: Natural Gas Development Water Impoundment
Natural Gas Development Water Impoundment
Natural Gas Development Water Impoundment
Natural Gas Development Water Impoundment

A water impoundment at a drill pad in the Fayetteville Shale gas play of Arkansas.

A water impoundment at a drill pad in the Fayetteville Shale gas play of Arkansas.

Image: Marcellus Shale Drill Rig
Marcellus Shale Drill Rig
Marcellus Shale Drill Rig
Marcellus Shale Drill Rig

A drill rig at a well site in the Marcellus Shale gas play of southwestern Pennsylvania.

A drill rig at a well site in the Marcellus Shale gas play of southwestern Pennsylvania.

Image: Natural Gas Flare Stack
Natural Gas Flare Stack
Natural Gas Flare Stack
Natural Gas Flare Stack

A flare stack to burn excess natural gas at a natural gas drill site in the Marcellus Shale gas play of western Pennsylvania.

A flare stack to burn excess natural gas at a natural gas drill site in the Marcellus Shale gas play of western Pennsylvania.

Image: Fayetteville Shale Drill Rig
Fayetteville Shale Drill Rig
Fayetteville Shale Drill Rig
Fayetteville Shale Drill Rig

A drill rig in the Fayetteville Shale gas play of Arkansas.

A drill rig in the Fayetteville Shale gas play of Arkansas.

Image: Hydraulic Fracturing Operation Underway
Hydraulic Fracturing Operation Underway
Hydraulic Fracturing Operation Underway
Hydraulic Fracturing Operation Underway

A hydraulic fracturing operation is underway at this drilling pad in the Marcellus Shale gas play of southwestern Pennsylvania.

A hydraulic fracturing operation is underway at this drilling pad in the Marcellus Shale gas play of southwestern Pennsylvania.