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The principal mines were the Iron Mountain Mine, Mammoth Mine, and the Balaklala Mine. Copper production began in 1894, and continued off-and-on until 1976. Total production was 320 thousand tonnes of copper , 93 million pounds of zinc , 36 million troy ounces of silver , and 520,000 ounces of gold .
Azurite or Azure spar [5]: 14 is a soft, deep-blue copper mineral produced by weathering of copper ore deposits. During the early 19th century, it was also known as chessylite , after the type locality at Chessy-les-Mines near Lyon , France . [ 3 ]
The Miami Mineral Belt Railroad (MMBR) served the Miami and Picher lead mining areas in that portion of the Tri-state mining district located in far northeastern Oklahoma.It was closely associated with the St. Louis-San Francisco Railway (Frisco) for its entire history, and was eventually absorbed into the Frisco.
Picher, Oklahoma was incorporated in 1918 after ore was discovered. All that remains in the ghost town are empty buildings and piles of toxic waste. Picher, Oklahoma was incorporated in 1918 after ...
Around 1886, coal was discovered in the area, and two mining companies laid out Mineral City to house workers. [1] It briefly became a boomtown, with 2 or 3 general stores, a saloon, a blacksmith shop, and a population of about 100. [1] The town had the only post office in the Cimarron County vicinity prior to 1890. [2]
Copper Queen Mine Tour, Sept 2008 Classic Bisbee Azurite and Malachite specimen from the Copper Queen mine. This specimen was in the personal collection of Dr. James Douglas, and was later donated to the Smithsonian by his son. [1] The Copper Queen Mine was a copper mine in Cochise County, Arizona, United States.
View of mines, plant, rail yard in Cardin, Oklahoma (1922) An unusual cluster of galena crystals from the Tri-State district. The gold-colored mineral is chalcopyrite. Size: 3.9 x 3.4 x 2.5 cm. The Tri-State district was a historic lead-zinc mining district located in present-day southwest Missouri, southeast Kansas and northeast Oklahoma. The ...
Azurite & malachite almost invariably occur together, and are telling indicators of copper in the field, even in very small quantities. Blue azurite tends to crystallize first, and can convert to green malachite. Some azurite-malachite specimens are solid enough to be cut and polished as semi-precious stone.