geological survey placers

USGS Mineral Resources On-Line Spatial Data

Mineral resources information, along with the geologic, geochemical, and geophysical information needed to understand and assess mineral resource potential. ... The data represent commodities covered by the National Minerals Information Center of the U.S. Geological Survey. ... Measurements of the gravitational field vary slightly from place to ...

U.S. Board on Geographic Names -

The U.S. Board on Geographic Names (BGN) is a Federal body created in 1890 and established in its present form by Public Law in 1947 to maintain uniform geographic name usage throughout the …


T he Geological Survey of Alabama, established in 1848, provides service and information to Alabama and its citizens as a natural resource data gathering and research agency. As part of its mission, GSA explores and evaluates the mineral, water, energy, biological, and other natural resources of the State of Alabama and conducts basic and applied research in these fields.

Deposits Gold Placer r t ) .. - U.S. Geological Survey ...

GEOLOGICAL SURVEY BULLETIN 1356 A catalog of location~ geology~ and production with lists of annotated references ... placers, the Ophir silver lode, was discovered by Peter O'Reiley and Patrick McLaughlin in 1857 while digging a small water hole for placer mining in …


Beach placers of the Oregon coast By J. T. Pardee Abstract Beach placers along the Oregon coast were richly productive for a time after their discovery in 1852 and have since yielded small amounts of gold and platinum annually. Renewed interest in then was …

Geology and Mineral Resources of Park County, Colorado

The purpose of Colorado Geological Survey Resource Series 40, Geology and Mineral Resources of Park County, Colorado is to describe the geological setting and to list and describe the various mineral and mineral fuel deposits of Park County.

Arkansas Geological Survey - Official Home Page

Arkansas's source for geological information and mapping including the State's mineral, fossil fuel, water resources and geological hazards. Arkansas Geological Survey. Geology (current) Toggle Dropdown. General Geology Geochemistry Stratigraphy Geological Mapping Fossils.

Utah's Gold Placers – Utah Geological Survey

Utah's Gold Placers. What is a placer? ... LEARN MORE ABOUT THE UTAH GEOLOGICAL SURVEY. The Utah Geological Survey (UGS) is a division of the Utah Department of Natural Resources. Several specialized programs comprise the UGS: Energy & Minerals, Geologic Hazards, Geologic Information & Outreach, Geologic Mapping, Groundwater & Wetlands, and ...

KGS--Water Resources

KGS Open-file Report 2019-17, Maintenance of the Kansas Geological Survey's Data Services to the National Groundwater Monitoring Network and Establishment of a Trend Well Network in the Kansas River Alluvial Aquifer, by Brownie Wilson. KGS Open-file Report 2019-2, Assessing Playas as Point Sources for Recharge of the High Plains Aquifer, ...

Laredo Place residents still awaiting geological survey ...

BILLINGS, Mont. -- Large boulders and debris from the Rims are still scattered around Laredo Place after Saturday's rock slide. Residents along Laredo Place are still waiting on results from a geological survey before fallen boulders can be removed from the area. This unforeseen event has caused ...

Black Canyon Placers 13-42 | Arizona Geological Survey ...

Please cite by using: [a description of the item]. 2011-03-1179, ADMMR Photo Archive, Arizona Geological Survey.

GNIS Feature Search - USGS

New Policy Regarding the Maintenance of Administrative Feature Names in The National Map. Effective October 1, 2014: As a result of reprioritized budgets and resources, the decision has been made to suspend the maintenance of some administrative (i.e. cultural or manmade) feature names in The National Map and to discontinue the maintenance of all administrative names through the GNIS public ...

IS-33 Gold Panning and Placering In Colorado: How and ...

Description. Written for the recreational panner and "rockhounds." Explains how to pan for gold, recovery devices, placer mining methods used in Colorado, history of placering, geology of placers, and an extensive section with maps on where to pan. 83 pages. 55 figures. 3 tables.

Geological Survey -

DCNR Bureau of Geological Survey. The DCNR Bureau of Geological Survey, also known as the Pennsylvania Geological Survey, is more than 180 years old. Since 1836, there have been four surveys in the state -- the fourth and current survey being established by legislative mandate in 1919.

MapPlace 1 - Province of British Columbia

Open File 2007-10, a collection of digital geoscience information, was produced by members of the Geological Survey of Canada (GSC), British Columbia Geological Survey (BCGS), universities and industry under the auspices of the Geological Survey of Canada's National Mapping Program (NATMAP) as the Nechako Project (1995-2000).


Bureau of Geological Survey. The DCNR Bureau of Geological Survey, also known as the Pennsylvania Geological Survey, is a good place to start an inquiry into the geology of Pennsylvania. Survey geologists: Research the state's geologic resources and topography; Map the surface and underground rocks and geologic structures across the state

Water Well & Spring Records Database -

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sued by the U. S. Geological Survey in 1929, in~lude the q-Ila City placers. Opposite the northern end of the GIla Mountams, the Gila River bottom lands lie about 165 feet above sea level and are bordered on the south by a gently northward-sloping, dissected bench that rises abruptly from 35 to 300 feet higher.

Mines & Minerals | Idaho Geological Survey

Historically, the Survey's Mines and Prospects database and web application is the standard starting place for anyone looking for minerals in Idaho. Both prospectors and modern exploration geologists also use geologic maps and studies, such as those published by the Idaho Geological Survey …

placers | AZGS Document Repository

The detailed descriptions of the rocks and the excellent map of the district accompanying this report have been of great value to the operators in this district. As Dr. Ransome has left the Geological Survey, it is hardly likely that a complete report will be written by him and published.

Latest Earthquakes

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Utah Geological Survey - Home | Facebook

What is a formation, you ask? The Utah Geological Survey defines it as "A rock unit that is distinctive enough in appearance that a geologic mapper can tell it apart from the surrounding rock layers." (Mitten Park Fault photo by Ranger Dan)

About Us: Maine Geological Survey: Maine ACF

Sep 17, 2019· About the Maine Geological Survey. ... Maine is blessed with beautiful and complex geology, which contributes significantly to the "quality of place" that attracts visitors and has sustained generations of locals. Many of our web pages highlight the geology of some of Maine's treasured outdoor places, in hopes that by gaining a deeper ...

Kansas Geological Survey - Home | Facebook

Come see the Kansas Geological Survey this Sunday at the "Discovery Days" event at the University of Kansas Natural History Museum from 1-3 pm! We will have a table showcasing the fossils of Kansas, as well as some incredibly cool microfossils!

NC DEQ: NC Geological Survey - North Carolina

The mission of the North Carolina Geological Survey is to provide unbiased and technically accurate applied earth science information to address societal needs. This includes geologic maps, mineral resource and geochemical information, topographic maps and digital products, and earth science education initiatives.

Utah Geological Survey - Home | Facebook

Utah Geological Survey, Salt Lake City, UT. 7K likes. The Utah Geological Survey (UGS), a division of the Utah Department of Natural Resources, provides...

Maps, Publications and Online Data: Maine Geological ...

U.S. Geological Survey. National Geologic Map Database - Search database developed by USGS in cooperation with the Association of American State Geologists. The database is a geoscience resource for maps and related data about: geology, hazards, earth resources, geophysics, geochemistry, geochronology, paleontology, and marine geology. ... | Science for a changing world

Survey Manual. U.S. Geological Survey. Safeguarding the Nation From the Destructive Loma Prieta Earthquake to an Earthquake Early Warning System Read Story. The Great ShakeOut! 2019 Edition Read Story. USGS Hazard Science – Understanding the Risks is Key to Preparedness

USGS Store | USGS Store

The U.S. Geological Survey and partnering organizations are celebrating the 150th anniversary of the Powell Expedition, an exploration of the Green and Colorado Rivers that ended in the Grand Canyon. Find more information on the Powell Expedition here: #USGSStore #Powell150

Utah Geological Survey – Keeping Utah informed with ...

LEARN MORE ABOUT THE UTAH GEOLOGICAL SURVEY. The Utah Geological Survey (UGS) is a division of the Utah Department of Natural Resources. Several specialized programs comprise the UGS: Energy & Minerals, Geologic Hazards, Geologic Information & Outreach, Geologic Mapping, Groundwater & Wetlands, and Paleontology.

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