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The Cerrillos Turquoise Mines are Ancestral Puebloan turquoise mines located in the Cerrillos Hills, 20 miles (32 km) southwest of Santa Fe, New Mexico. Archeologists believe that most of the turquoise found at Chaco Canyon was mined in the Cerrillos Hills.
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.
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 ...
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 highest grade of Bisbee Blue turquoise is almost lapis lazuli blue and has a brownish-red spiderweb matrix. Green turquoise is also found in ...
Approximately 200,000 pieces of turquoise have been excavated from the ruins at Chaco Canyon, [76] and workshops for local manufacture of turquoise beads have been found. The turquoise was used locally for grave goods, burials and ceremonial offerings. [77] More than 15,000 turquoise beads and pendants accompanied two burials at Pueblo Bonito. [75]
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 ...
North American Indian Jewelry and Adornment: From Prehistory to the Present. New York: Harry N. Abrams, 1999: 170-171. ISBN 0-8109-3689-5. Haley, James L. Apaches: a history and culture portrait. Norman: University of Oklahoma Press, 1997. ISBN 978-0-8061-2978-5. Karasik, Carol. The Turquoise Trail: Native American Jewelry and Culture of the ...
One of the largest densities of petroglyphs in North America, by the Coso people, is in Big and Little Petroglyph Canyons in the Coso Rock Art District of the northern Mojave Desert in California. The most elaborate pictographs in the U.S are considered to be the rock art of the Chumash people , found in cave paintings in present-day Santa ...