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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 ...
Bisbee Blue or Bisbee turquoise refers to the turquoise that comes from copper mines located in the vicinity of Bisbee, Arizona. Bisbee turquoise can be found in many different shades of color and quality, from soft, low quality pale blue, to the quality hard brilliant blue turquoise and almost every shade of blue in between.
The Mineral Park mine is a large open-pit copper mine located in the Cerbat Mountains, 14 mi (23 km) northwest of Kingman, Arizona (in the southwestern United States). A 2013 report said that Mineral Park has an estimated reserves of 389 million t (383 million long tons; 429 million short tons) of ore grading 0.14% copper and 31 million oz (1.9 ...
The restaurant, which opened in 1993, sits in one of the most picturesque cities in the country — Sedona is known for its breathtaking red rock mountains.
Turquoise is an opaque, blue-to-green mineral that is a hydrous phosphate of copper and aluminium, with the chemical formula Cu Al 6 (PO 4) 4 8 ·4H 2 O.It is rare and valuable in finer grades and has been prized as a gemstone for millennia due to its hue.
Every American will recognize this famous symbol -- the golden arches of fast food -- aka McDonald's. Those golden arches turned to turquoise at one McDonalds in Sedona, Arizona. Apparently, gold ...
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In 1986, California named benitoite as its state gemstone, a form of the mineral barium titanium silicate that is unique to the Golden State and only found in gem quality in San Benito County. [ 80 ] ^ Colorado is the only state whose geological symbols reflect the national flag's colors: red (rhodochrosite), white (yule marble), and blue ...