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Spouse. John Loughead. . (m. 1886) . ; Mr. Guttierez. Flora Haines Loughead (later, Flora Gutierrez; 1855–1943) was an American writer, farmer, and miner from Wisconsin. She became the "Opal Queen" of Virgin Valley. [1] Flora's son Allan was the founder of American aerospace company the Lockheed Corporation.
Opal is a hydrated amorphous form of silica (SiO 2 · n H 2 O); its water content may range from 3% to 21% by weight, but is usually between 6% and 10%. Due to its amorphous property, it is classified as a mineraloid, unlike crystalline forms of silica, which are considered minerals. It is deposited at a relatively low temperature and may occur ...
The Opal mines are located in the Northern valley. [1] The Virgin Valley has mines that are rich in opals. The opals were discovered in about 1913. [2] The richest mines were owned by Flora Haines Loughead who had been a writer and a farmer but bought a string of claims after being sent to do a story for the San Francisco Chronicle. [3]
Rawhide, Nevada, 1915. Gold mining in Nevada, a state of the United States, is a major industry, and one of the largest sources of gold in the world. In 2018 Nevada produced 5,581,160 troy ounces (173.6 tonnes), representing 78% of US gold and 5.0% of the world's production. [1][2][3] Total gold production recorded from Nevada from 1835 to 2017 ...
In 2020 mining overall contributed $9.5 billion to the state's economy, $8.4 billion from gold and silver mining (all silver produced in Nevada is as a by-product from gold mining). Gold production from Nevada was higher than any other U.S. state, 4,632,690 troy ounces (144,090 kg) in 2020 (a decrease of 4.8% on 2019), accounting for 76% of ...
Cortez Gold Mine. Cortez Gold Mine is a large gold mining and processing facility in Lander and Eureka County, Nevada, United States, located approximately 63 miles (100 km) southwest of Elko. It is owned as a joint venture between Barrick Gold Corporation (61.5%) and Newmont Corporation (38.5%), operated by Barrick, and comprises the Pipeline ...
El Dorado Canyon (Nevada) El Dorado Canyon is a canyon in southern Clark County, Nevada famed for its rich silver and gold mines. The canyon was named in 1857 by steamboat entrepreneur Captain George Alonzo Johnson when gold and silver was discovered here. [2][3] It drains into the Colorado River at the former site of Nelson's Landing.
La Negra is a silver mine in Querétaro, Mexico. [1] The mine has thirteen known ore bodies, overwhelmingly of silver, but also with smaller quantities of gold, zinc and lead. [2] The mine has a processing mill that can process 3,000 tons-per-day. [3] Tailings from the mine are held behind five tailings dams. [1]