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Location of Faulkner County in Arkansas. This is a list of the National Register of Historic Places listings in Faulkner County, Arkansas. This is intended to be a complete list of the properties and districts on the National Register of Historic Places in Faulkner County, Arkansas, United States. The locations of National Register properties ...
Rhenium has one stable isotope, rhenium-185, which nevertheless occurs in minority abundance, a situation found only in two other elements (indium and tellurium). Naturally occurring rhenium is only 37.4% 185 Re, and 62.6% 187 Re, which is unstable but has a very long half-life (~10 10 years).
Now located within Buffalo National River, the district includes ruins dating from 1880 to 1940. The area was an important part of what became known as the North Arkansas Lead and Zinc District , and played a role in the development of railroads and modern infrastructure in the area.
Location of Stone County in Arkansas. This is a list of the National Register of Historic Places listings in Stone County, Arkansas. This is intended to be a complete list of the properties and districts on the National Register of Historic Places in Stone County, Arkansas, United States. The locations of National Register properties and ...
The National Historic Landmarks in Arkansas represent Arkansas's history from the Louisiana Purchase through the Civil War and the Civil Rights Movement. It contains the landmarks designated by the U.S. Federal Government for the U.S. state of Arkansas. There are 17 National Historic Landmarks (NHLs) in Arkansas.
The best known and most prolific zinc mining region of north Arkansas for many years was the Rush Creek mining district of Marion County. Its history began when John Wolfer—an early prospector along the Buffalo River —discovered a large deposit of zinc on the creek in southern Marion County.
In Arkansas, the aluminum hydroxides in bauxite form small oolites and pea-sized pisolites and outcrop or are located very close to the surface under thin sediments. The resource was first mined in 1898, 11 years after the State Geologist, John Branner, identified it in a sample from Pulaski County, Arkansas .
Saline County (/ s ə. ˈ l iː n / suh-LEAN) is a county located in the U.S. state of Arkansas.As of the 2020 census, the population was 123,416. [1] Its county seat and largest city is Benton. [2]