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Colorado Fuel & Iron mine at El Moro, c. 1900. The first, and only until World War II, integrated iron and steel mill west of St. Louis was built in 1881 in Pueblo on the south side of the Arkansas River by the Colorado Coal and Iron Company (CC&L), an affiliate of the narrow-gauge Denver and Rio Grande Railway Company (D&RG), controlled by General William Jackson Palmer and Dr. William ...
Rio Grande Industries, Inc. (RGI) was a name of two holding companies that were involved in the railroading industry. The original and second company took part in the operations of the Denver and Rio Grande Western Railroad and the Southern Pacific Transportation Company.
The first mill for radioactive metals was built on La Sal Creek by Charles Poulot and Charles Voilleque. [36] It produced 15,000 pounds of uranium oxide and then closed in 1902. One year later Western Refining Company operated the mill until 1904. [37] 1899 tungsten: Nederland Ores containing tungsten were found in Nederland, Boulder County. [38]
The Rio Grande silvery minnow was listed as endangered in 1994 as its numbers dwindled to only 7 percent of its historic range. Lawsuit to protect minnow imperiled in Pecos River, Rio Grande of ...
An economic impact study from the Pennsylvania Economy League found that, in 2024, the state’s $33.1 billion steel industry employs nearly 31,000 workers in iron and steel mills and ferroalloy ...
Gerdau is the largest producer of long steel in the Americas, with steel mills in Brazil, Argentina, Canada, Colombia, Dominican Republic, Mexico, Peru, United States, Uruguay and Venezuela. Currently, Gerdau has an installed capacity of 26 million metric tons of steel per year and offers steel for the civil construction , automobile ...
Gold Bond of the Rio Grande Southern Railroad, issued 1. July 1890. The Rio Grande Southern Railroad (reporting mark RGS, also referred to as "The Southern") was a 3 ft (914 mm) narrow-gauge railroad which ran in the southwestern region of the US state of Colorado, from the towns of Durango to Ridgway, routed via Lizard Head Pass.
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