Cañada del Oro
Encyclopedia
The Cañada del Oro is a primary watershed
Drainage basin
A drainage basin is an extent or an area of land where surface water from rain and melting snow or ice converges to a single point, usually the exit of the basin, where the waters join another waterbody, such as a river, lake, reservoir, estuary, wetland, sea, or ocean...

 channel
Channel (geography)
In physical geography, a channel is the physical confine of a river, slough or ocean strait consisting of a bed and banks.A channel is also the natural or human-made deeper course through a reef, sand bar, bay, or any shallow body of water...

 in the valley of Tucson, Arizona
Arizona
Arizona ; is a state located in the southwestern region of the United States. It is also part of the western United States and the mountain west. The capital and largest city is Phoenix...

, USA
United States
The United States of America is a federal constitutional republic comprising fifty states and a federal district...

. The word cañada has a tilde
Tilde
The tilde is a grapheme with several uses. The name of the character comes from Portuguese and Spanish, from the Latin titulus meaning "title" or "superscription", though the term "tilde" has evolved and now has a different meaning in linguistics....

 (ñ
Ñ
Ñ is a letter of the modern Latin alphabet, formed by an N with a diacritical tilde. It is used in the Spanish alphabet, Galician alphabet, Asturian alphabet, Basque alphabet, Aragonese old alphabet , Filipino alphabet, Chamorro alphabet and the Guarani alphabet, where it represents...

)
and is pronounced kaˈɲaða in Spanish; in English it is pronounced kəˈnjɑːdə , not like the country of Canada
Canada
Canada is a North American country consisting of ten provinces and three territories. Located in the northern part of the continent, it extends from the Atlantic Ocean in the east to the Pacific Ocean in the west, and northward into the Arctic Ocean...

.

The Cañada del Oro originates in the remote Canyon del Oro in the Santa Catalina Mountains
Santa Catalina Mountains
The Santa Catalina Mountains, commonly referred to as the Catalina Mountains, are located north, and northeast of Tucson, Arizona, United States, on Tucson's north perimeter. The mountain range is the most prominent in the Tucson area, with the highest average elevation...

 north of Tucson, fed by rainfall and melted snow
Snow
Snow is a form of precipitation within the Earth's atmosphere in the form of crystalline water ice, consisting of a multitude of snowflakes that fall from clouds. Since snow is composed of small ice particles, it is a granular material. It has an open and therefore soft structure, unless packed by...

 from the northern face of Mount Lemmon
Mount Lemmon
Mount Lemmon is in the Santa Catalina Mountains located in the Coronado National Forest north of Tucson, Arizona, United States. It is above sea-level, and receives approximately 180 inches of snow annually. Mount Lemmon was named in honor of botanist Sarah Lemmon, who trekked to the top of...

 and flows northward toward the town of Oracle
Oracle, Arizona
- Geology :Oracle and the surrounding area sit largely on a slab of granite called "Oracle granite" that is visible as red or grey-and-white speckled "boulders" rising over the scrub and grass. It is mostly porphyritic biotite Precambrian granite with large microcline phenocrysts, and has...

. The Cañada del Oro is a perennial
Perennial stream
A perennial stream or perennial river is a stream or river that has continuous flow in parts of its bed all year round during years of normal rainfall. "Perennial" streams are contrasted with "intermittent" streams which normally cease flowing for weeks or months each year, and with "ephemeral"...

 creek in Canyon del Oro while at higher altitudes. The Cañada del Oro curves from flowing northward to southward through the town of Oro Valley
Oro Valley, Arizona
Oro Valley, incorporated in 1974, is a suburban town located north of Tucson, Arizona, USA in Pima County. According to a July 2008 estimate, the population of the town is 43,223, an increase from 29,700 in 2000 Oro Valley, incorporated in 1974, is a suburban town located north of Tucson,...

 north of Tucson, where it is usually a dry riverbed. In Oro Valley the Cañada del Oro collects watershed from the western face of the Santa Catalina Mountains
Santa Catalina Mountains
The Santa Catalina Mountains, commonly referred to as the Catalina Mountains, are located north, and northeast of Tucson, Arizona, United States, on Tucson's north perimeter. The mountain range is the most prominent in the Tucson area, with the highest average elevation...

. The Cañada del Oro ultimately feeds into the Santa Cruz River just northwest of Tucson, the principal watershed channel in the Tucson valley.

Historically, the Cañada del Oro was the focus of significant interest in gold mining
Gold mining
Gold mining is the removal of gold from the ground. There are several techniques and processes by which gold may be extracted from the earth.-History:...

, beginning with Spanish
Spain
Spain , officially the Kingdom of Spain languages]] under the European Charter for Regional or Minority Languages. In each of these, Spain's official name is as follows:;;;;;;), is a country and member state of the European Union located in southwestern Europe on the Iberian Peninsula...

 explorers in the 17th century. As early as 1880, the Cañada del Oro was labeled "Gold Cañon Creek" on American maps. Following the Mexican-American War, American gold-rushers continued the search for the valuable mineral
Mineral
A mineral is a naturally occurring solid chemical substance formed through biogeochemical processes, having characteristic chemical composition, highly ordered atomic structure, and specific physical properties. By comparison, a rock is an aggregate of minerals and/or mineraloids and does not...

 through the 1930s. Prospectors discovered minimal amounts of gold in the Cañada del Oro through placer mining
Placer mining
Placer mining is the mining of alluvial deposits for minerals. This may be done by open-pit or by various surface excavating equipment or tunneling equipment....

 operations, and reportedly mined gold in the lost Mine with the Iron Door. The lost mine
Lost mines
Lost mines are a popular form of lost treasure legend. The mine involved is usually of a high-value commodity such as gold, silver or diamonds. Often there is a map purportedly showing the location of the mine...

 is the subject of a novel of the same name written by Harold Bell Wright
Harold Bell Wright
Harold Bell Wright was a best-selling American writer of fiction, essays, and non-fiction during the first half of the 20th century. Although mostly forgotten or ignored after the middle of the 20th century, he is said to have been the first American writer to sell a million copies of a novel and...

in 1923.

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