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Oregon Mines

Oregon Mines

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OREGON MINES. Mammoth Mine Elkhorn Mnts. near Sumpter, OR. In the early 1850s, prospectors first discovered gold in the southern region of what was then Oregon Territory. In the 1860s, gold miners moved into eastern Oregon. In both areas, corporations with outside investors soon replaced small and independent mining operations.

The Gold Rush of 1849

The Gold Rush of 1849

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 · A total of 2 billion worth of precious metal was extracted from the area during the Gold Rush, which peaked in 1852. . On January 24, 1848, James Wilson Marshall, a .

Salina Colorado – Western Mining History

Salina Colorado – Western Mining History

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Salina History Gold Run Gulch was prospected as early as 1859, but it would take almost 15 years for the camp of Salina to be established. Gold Hill, established in 1859 two miles up the canyon, was the center of the district and it would take more discoveries to warrant additional settlements.. The gulch was sporadically placer mined for years prior to the establishment of permanent settlements.

Mining the past: How 'history scripting' strategies can ...

Mining the past: How 'history scripting' strategies can ...

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 · Mining the past: How 'history scripting' strategies can help family businesses achieve competitive advantages. While many might consider history as just something that happened in the past, it is found in our research to have the potential to create important competitive advantages for family businesses and even new entrepreneurs.

Genealogy and Local History

Genealogy and Local History

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 · Historical Summary of Mine Disasters in the United States, Volume II, Coal Mines, (MSHA) (not online) This volume covers coal mine disasters and consists of three previously published Bureau of Mines reports (IC 8909, IC 9440, and .

OMAHS Publiions

OMAHS Publiions

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THE DIGGIN'S The Diggin's is published quarterly by the Old Mines Area Historical Society, Inc. Our members receive this periodical as part of their membership. Articles included are specific to local historical information with occasional general information concerning the French culture in the United States in the 1700s.

History

History

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History of the Mines of Spain Area. The earliest known inhabitants of the Mines of Spain State Recreation Area during historical times were the Mesquakie. Their village was loed at the mouth of Catfish Creek, just south of where the Julien Dubuque Monument now stands. From this site, the Mesquakie carried on a fur trade with French voyagers.

History of Pala Mining — Pala international

History of Pala Mining — Pala international

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Also in 1973, another new project was started in the historic San Boléo area of Baja California, Mexico, near Santa Rosalia. This is a major copper mining district with hundreds of miles of underground tunnel, also known for rare mineral occurrences of boleite, cumengite, and pseudoboleite.

Digging deep into Western North Carolina's mining history ...

Digging deep into Western North Carolina's mining history ...

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 · Unimin Corp., which mines in the Spruce Pine area, supplies world manufacturers with much of the quartz they need to make glass, ceramics and lights, according to the Mountain Resources Commission. Spruce Pine's unusually large and unusually pure quartz crystals are so valuable to the computer industry that its quartz mines are protected by the Department of Homeland Security.

REPORT

REPORT

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Abandoned Mine Lands Team Building on Mining History: Cleanup, Reuse and Community Resilience at the Silver Bow Creek/Butte Area Superfund Site in Butte, Montana ... System treats inflow from active mine area west and northwest of Butte Priority Soils OU. Berkeley Pit water will be treated when water levels rise to critical level. Butte Priority

New Mexico Mining History

New Mexico Mining History

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not be until 1800 that major continuous mining would become a part of this vast area we call New Mexico. "The Santa Fe Trail Period" May90 News Nuggets As the Spanish Period in New Mexico's mining history passed the year 1800, rapid and permanent changes took place which would forever change the industry of mining.

TennesseeMines

TennesseeMines

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Copper mining continued in the area until the Tennessee Chemical Company closed its mines in 1987 after 137 years of production (with only a 13year gap). Tennessee was once a national leader in phosphate mining, and as late as 1990 ranked fifth in national production, even though the state produced only three percent of the nation's marketable phosphate.

mining

mining

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mining mining Underground mining: When any ore body lies a considerable distance below the surface, the amount of waste that has to be removed in order to uncover the ore through surface mining becomes prohibitive, and underground techniques must be considered. Counting against underground mining are the costs, which, for each ton of material mined, are much higher underground than on the ...

The Coal Mining Massacre America Forgot | History ...

The Coal Mining Massacre America Forgot | History ...

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 · The Coal Mining Massacre America Forgot. The mountains of southern West Virginia are riddled with coal—and bullets. Lorraine Boissoneault. April 25, 2017. Child coal miners with mules in Gary ...

Washington State Gold Rush. Historic Mining in Liberty ...

Washington State Gold Rush. Historic Mining in Liberty ...

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The area had very desirable living conditions, and the unruly behavior commonly associated with mining camps was not tolerated in Liberty, Washington. Read more about prospecting in Washington State The Liberty Mining District was unique in that it was really the .

mining | Britannica

mining | Britannica

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mining, process of extracting useful minerals from the surface of the Earth, including the mineral, with a few exceptions, is an inorganic substance occurring in nature that has a definite chemical composition and distinctive physical properties or molecular structure. (One organic substance, coal, is often discussed as a mineral as well.) Ore is a metalliferous mineral, or an aggregate ...