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The Copper Queen Mine was a copper mine in Cochise County, Arizona, United States. Its development led to the growth of the surrounding town of Bisbee in the 1880s. Its orebody ran 23% copper, an extraordinarily high grade. [2] It was acquired by Phelps Dodge in 1885. In the early 1900s, this was the most productive copper mine in Arizona. [3]
Azurite + Malachite, Copper Queen mine, Bisbee AZ: Date: 19 April 2009, 16:47: Source: 2009 04 19 - 4749 - Washington DC - Natural History Museum - Malachite. Uploaded by PDTillman; Author: thisisbossi from Washington, DC, USA
Among other notable specimens on display were a 596-pound (270 kg) topaz, a 4.5 ton block of blue azurite/malachite ore that was found in the Copper Queen Mine in Bisbee, Arizona at the start of the 20th century; [13] and a rare, 100 carat (20 g) orange-colored padparadschan sapphire from Sri Lanka, considered "the mother of all pads."
James Walter Douglas (4 November 1837 – 25 June 1918) was a British North America born mining engineer and businessman who introduced a number of metallurgical innovations in copper mining and amassed a fortune through the copper mining industry of Bisbee, Arizona Territory and Sonora before and after the turn of the 20th century.
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Bisbee turquoise, also known as Bisbee Blue, is amongst the finest turquoise found anywhere in the world. [2] Mining operations in the pit ended in 1974. The undeveloped Cochise deposit, located immediately north of the Lavender pit, contains an estimated 190 million tons of rock containing 0.4% acid-soluble copper, [ 3 ] which may be mined in ...
Paramelaconite is a rare, black-colored copper(I,II) oxide mineral with formula Cu I 2 Cu II 2 O 3 (or Cu 4 O 3). It was discovered in the Copper Queen Mine in Bisbee, Arizona, about 1890. It was described in 1892 and more fully in 1941. Its name is derived from the Greek word for "near" and the similar mineral melaconite, now known as tenorite.
Native American opposition to Rio Tinto and BHP's Resolution Copper mine could prove crucial for the 2024 U.S. presidential vote in the battleground state of Arizona, underscoring the high tension ...