Graduate Theses & Non-Theses The reopening of the Continental Pit in 2003 revitalized the community of Butte and remains the only operational mine in the area. FAQ | Section 1 –Background. Page generated: March 23, 2021 17:39:05, Butte Mining District (Summit Valley Mining District), Continental Pit, Butte Mining District, Butte-Silver Bow, Montana, USA. Found inside – Page 96Bingham were company towns; for many years Montana was close to a company state. ... The Continental Pit reopened in 1986 but only when Dennis Washington, ... on the sides of the Berkeley pit. But Atlantic Richfield, which shares responsibility for the Berkeley Pit, says one day the dam could collapse, fill the pit and destroy Butte if … With an average high-temperature of 25.2°F (-3.8°C) and an average low-temperature of 9°F (-12.8°C), December is the coldest month in Butte, Montana. Fluidr makes it easy to view photos and videos on Flickr using continuous pagination which essentially means that you can view hundreds of photos and videos without ever having to click on a 'next' link. The reopening of the mine largely offset job losses in other segments of Butte's economy last year, according to the Montana Department of Labor and Industry. The Pit with its water and colorful landscape can be seen via a visitor viewing stand. Found inside – Page 4-13Some examples include : Montana Resources : The East Continental Pit was backfilled as part of the East Waste Rock Dump construction . 201 Continental Dr, Butte, MT. (1993 photo) Southeast view across the Berkeley Pit toward the Montana Resources’ Continental Pit at the base of the mountain. In 1982, all mining in the Berkeley Pit was suspended.Anaconda stopped mining at the Continental pit in 1983. Found inside – Page 363Mining in Butte continues to the present day at the Continental open pit, located 2 km to the east of the Berkeley deposit (Czehura 2006, Fig. 5.38). View from Walkerville, Butte MT. Montana Resources LLP is an American mining company with headquarters in Butte, Montana. Mining here was started in 1980 by the Anaconda Copper Mining Company - it is currently owned by Montana Resources. My Account | These east to northeasterly trending, steeply dipping, massive copper sulfide veins, characterized by wide sericitic envelopes, often offset by conjugate northwest trending MS veins with gouge in both the hanging wall and footwall, sustained the historic underground mining in Butte, but occur only as small veinlets in the Continental pit. Home Found inside – Page 4A two-mile walk up Continental Drive to the Complex, not a granola thing, ... Butte, Montana: the copper industry's crown jewel for one hundred years, ... Montana Resources operates an open pit copper and molybdenum mine in Butte, Montana. A thesis submitted in partial fulfillment of the requirements for the degree of Master of Science in Geoscience: Geology Option, Eastman, Kyle, "SUPERGENE MINERALIZATION OF THE CONTINENTAL PIT, BUTTE, SILVER BOW COUNTY, MONTANA" (2017). Ore grades remained steady at 0.20% copper and 0.025% molybdenum. Found insideFrom the cockpit of his Cessna 350 Corvalis, Frank flew into Montana over the ... continental divide past Butte, Montana, and Southeast, heading between ... The company that operates the active copper mine in Butte, Montana Resources, is seeking permission to expand its tailings dam, so it can keep mining. Specimen came from a local Butte resident with three generations of history working the mines. Butte Sunset. Supergene enrichment provided early miners with excellent ore grades, and contributes significantly to current mining operations in Butte. δ65Cu varied widely; with values of -5.5‰ for chalcocite, -1.2‰ for turquoise, +0.48‰ for malachite, and +7.3‰ for native copper. 5. (2008): Porphyry copper deposits of the world: Database and grade and tonnage models, 2008. 350 Shields Ave. | 406-723-3177 | pitwatch.org From 1955 until 1982, the Berkeley Pit produced enough copper to pave a four-lane highway, four inches thick, from Butte to Salt Lake City, Utah and 30 miles beyond. BUTTE, Mont. Dennis Washington, of Missoula-based Washington Corps, took over in 1985, forming Montana Resources and resumed mining in Butte’s Continental Pit. The Montana Bureau of Mines and Geology (MBMG) received funding from the 1983 Montana Legislature (H.B. BERKELEY PIT. The walls soar straight up along the east, broken by the tiers, called "benches" in mine lingo. BUTTE COPPER PIT REOPENS, WITH NONUNION MINERS. Media in category "Rocks from the Continental Mine (Butte, Montana)" The following 20 files are in this category, out of 20 total. A view of the Continental Pit at Montana Resources is pictured this week in this photo. Montana. https://digitalcommons.mtech.edu/grad_rsch/125, Geochemistry Commons, Found inside – Page 247At the Continental Pit, Butte, Montana, benches are increased from 12 m in alluvium to 24 m in competent rock. Smaller operations, mining less than 5000 t/d ... There is a detailed plan to halt this catastrophe currently being executed by the Environmental Protection Agency and Montana Resources, a mining company which operates a still-active copper and molybdenum mine called the Continental Pit, which is located just … Vernacular Architecture Forum 30th annual meeting, Butte, Montana 2009 Gibson: 2oth Century 61 The Continental Pit shut down in 2000 because of low copper prices (around 60¢ per pound) and expen-sive electricity, but reopened in 2003 with a much more rosy economic outlook. The Site includes approximately 26 miles of stream and streamside habitat, the urban centers of Butte and Walkerville, rural areas outside of Butte, the Berkeley Pit and the underground mine workings of the historic Butte Mining District, and the treatment/settling lagoons at the Warm Springs Ponds. UNITED STATES - MAY 25: The Continental Pit at the Montana Resources' copper and molybdenum mining operations, in Butte, Montana, is seen Thursday, May 25, 2006. The Continental Mine produces copper sulfide concentrate, molybdenum disulfide concentrate, and copper precipitate (cement copper) for sale in the United States and world markets. Major supergene ore minerals include chalcocite, acanthite, and native copper, with minor amounts of Cu-carbonates, phosphates, oxides, and sulfates. When mining shut down in Butte, the population dwindled. U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia. The pit is expected to fill completely in the early 2020s at which time an expanded water treatment scheme will likely be necessary. Supergene enrichment provided early miners with excellent ore grades, and contributes significantly to current mining operations in Butte. Found inside – Page 58... opened and developed the Berkeley Pit and the East Continental Pit , constructed and ... Therefore , we are proud of our record in Butte and Montana . By 1879, a growing miners’ camp was incorporated as the city of Butte. Found inside – Page 4PHYSICAL FEATURES The Berkeley pit is on the southeast flank of Butte Hill ... the east is the broad valley of Silver Bow Creek and the Continental Divide . A 1.0 cm vug is fully lined with sparkly royal-blue azurite prisms, which have "electric-blue" gemminess. Found inside – Page 100Butte : The Ultimate Company Town A. B. Guthrie , Jr. , describes Butte ... 500 million tons of material have already been removed from the pit 100 Montana. 2. The Butte mine district is essentially within the city limits of Butte. This building is a waste rock slurry plant - it is part of the infrastructure at the Continental Mine (= Continental Pit) in Butte, Montana. Geology Commons, Home | Continental Pit, Butte Mining District (Summit Valley Mining District), Butte-Silver Bow, Montana, USA. After purchasing some of the former Anaconda Company mining claims in Butte from ARCO (which purchased the Anaconda Company in 1976), MR restarted the Continental Pit, a copper and molybdenum open pit mine adjacent to the Berkeley, in 1986. Montana Resources LLP in 1986 began mining the low-grade disseminated copper-molybdenum ore in the Continental pit near the east edge of the district. Found inside – Page 97... 16866 Montana , 51681 Oregon , 59369 Endangered and threatened species : Flat ... 7795 , 33435 Continental Divide / Wamsutter II natural gas development ... Big Sky. Section 1. Continental Open Pit Mine. The late 1990s and early 21st century also marked a turning point for the mining-scarred environment of Butte. (1973), Guidebook for the Butte field meeting presented by the Society of Economic Geologists. Found inside... that Dennis Washington also owns Montana Resources, the company currently mining copper and molybdenum from Butte's Continental Pit strip mine, ... Now, it’s a giant deadly lake filled with acidic water, heavy metals, and other toxic chemicals. Montana Rivers, Lakes, Water Features: Bitterroot River Bighorn River Canyon Ferry Lake Clark Fork Ennis Lake Flathead Lake Fort Peck Lake Freezout Lake Hebgen Lake Holter Lake Hungry Horse Reservoir Lake Elwell Lake Koocanusa Marias River Medicine Lake Claim this business. Montana Resources resumed operations at the Continental Pit in 2002 on the heels of sharply rising copper prices, and that facility continues to operate today. Found inside – Page 50-2... near Crested Butte , CO ( Thompson Creek Metals Company Inc. , 2011 , p . 42 ) . ... and Sierrita Mines in Arizona ; the Continental Pit Mine in Montana ... The Berkeley Pit. Found inside – Page 22Analytical data for waters of the Harvard Open Pit , Jamestown Mine , Tuolumne County , California , March 1998 ... Technol . , Butte , MT 59701. This paper summarizes a laboratory study of water–rock interaction and the generation of acidic mine drainage in the Butte mining district, Montana. 4. Arsenic has been released from hypogene arsenic-bearing sulfosalts and incorporated into clays and secondary phosphates with measured concentrations up to 0.15 wt% arsenic in turquoise from the supergene enrichment blanket of the Continental Pit. "The Continental Open Pit mine in Butte, Montana, is located within view of the Continental Divide. δ34S varies between +2.8 to +3.5‰ for mixtures of supergene chalcocite and hypogene pyrite; slightly depleted when compared to pure hypogene pyrite at +3.9‰. US Geological Survey Open-File Report 2008-1155. Found inside – Page 331( Continental Pit ) or will apply for Plan Modifications that are ultimately approved to expand their operations and extend their mine - life ( Montana ... Mineralogical Record 33:1; U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia. Today, open pit mining continues behind the Berkeley Pit in the Continental Pit operated by Montana Resources which employs 350 people year-round. Meaderville Honor Roll, Meaderville, Montana (WWII) Butte Trolley. The Continental porphyry Cu‐Mo mine, located 2 km east of the famous Berkeley Pit lake of Butte, Montana, contains two small lakes that vary in size depending on mining activity. (406) 723-3177. In southwest Montana in the mid-1870s, a seam of silver was found in a wide basin in the mountains near the Continental Divide. Before you go, make sure you are not trespassing. The company stopped mining in 2000, but resumed in 2003 with higher metal prices, and continues at last report, employing 346 people. Uptown Butte and the Big M can been seen at the upper left. (photo on display at the Montana Resources office; north is to the left) ----- This aerial photo shows two major mines in Butte, Montana (= “Richest Hill on Earth”; = "The Mining City"). In 2001, despite a 49% interest from ASARCO, with huge domestic resources, operations again ceased (Jenkins & Lorenzo 2002) and re-opened in 2003 with rising metal prices and continue today. In 1986, Montana Resources resumed operations on the low-grade Continental pit, formerly the East Berkeley pit. Uptown Butte and the Big M can been seen at the upper left. SUPERGENE MINERALIZATION OF THE CONTINENTAL PIT, BUTTE, SILVER BOW COUNTY, MONTANA @inproceedings{Eastman2017SUPERGENEMO, title={SUPERGENE MINERALIZATION OF THE CONTINENTAL PIT, BUTTE, SILVER BOW COUNTY, MONTANA}, author={K. Eastman}, year={2017} } Found inside – Page 1... in two locations from its open pit Berkeley mine in Butte , Montana . ... its base near Continental Drive ) before work was stopped by court order . 1. Sulfur isotopic analysis of chalcocite and pyrite mixtures was performed at the University of Nevada-Reno, and copper isotopic analysis of various secondary minerals was performed at the University of Arizona. This is combination specimen of both well-developed azurite crystals and splendent molybdenite crystals is from the Continental East Pit. Found insideState of Montana Department of Environmental Quality PO Box 200901 Helena , MT 59620 U.S. Department of the Interior Bureau of Land Management Butte Field ... Montana Resources, LLP (MR) operates an open pit copper-molybdenum mine called the Continental Mine adjacent to the city of Butte, Montana in Silver Bow County. The owner of Montana Resources, the operator of the Continental Pit in Butte, Montana, is Dennis R. Washington, his net worth is $6.4 Billion. Miller, R. N., ED. > Historically the site has been associated with the Butte Mining District which is now part of the Deerlodge National Forest. Found inside – Page 97... 16866 Montana , 51681 Oregon , 59369 Endangered and threatened species : Flat ... 7795 , 33435 Continental Divide / Wamsutter II natural gas development ... The view North - Continental Pit. Continental Pit, Butte Mining District, Butte-Silver Bow, Montana, USA. The Viewing Stand and Gift Shop are open May – October and by special appointment (weather permitting). The Butte porphyry Cu-Mo-Ag deposit has been considerably altered by supergene processes that enriched Cu and Ag, and mobilized other metals. The Continental porphyry Cu‐Mo mine, located 2 km east of the famous Berkeley Pit lake of Butte, Montana, contains two small lakes that vary in size depending on mining activity. Butte, Montana lies in the northern Rocky Mountains on the Continental Divide. Years have passed since we walked up the mountain. Data for the Continental Pit represent the aver-age for the period 1984 to 2004 (Czehura, 2006). Experience the world of underground mining at the World Museum of Mining . Fluidr makes it easy to view photos and videos on Flickr using continuous pagination which essentially means that you can view hundreds of photos and videos without ever having to click on a 'next' link. Berkeley Pit— In 1954 Anaconda Copper opened the Berkeley Pit. In 1983, Anaconda stopped mining at its Continental Pit. 22 reviews of The Berkeley Pit Visitor Center "Butte, Montana: The Berkeley Pit was in operation from 1955 -- when several underground mines were combined to create it -- until 1982. UNITED STATES - MAY 25: The Continental Pit at the Montana Resources' copper and molybdenum mining operations, in Butte, Montana, is seen Thursday, May 25, 2006. After purchasing some of the former Anaconda Company mining claims in Butte from ARCO (which purchased the Anaconda Company in 1976), MR restarted the Continental Pit, a copper and molybdenum open pit mine adjacent to the Berkeley, in 1986. That is extraordinarily rich ore, and the veins of that quality could not last- as a point of comparison, when it opened, the ore mined at the Berkeley was about 0.75% copper, and the ore being mined at Montana Resources nearby Continental Pit operation today is approximately 0.25% copper. 2 Montana Resources Amendment to Permits 00030 and 00030A Record of Decision. At the urging Frank Gardner, the former manager of Butte operations, Montana Resources Inc. (MRI) was formed to successfully resume mining in the Continental East pit. The Continental Pit contains a large but low‐grade Cu‐Mo porphyry deposit (Czehura, 2006). The Continental Pit exhibits the classic leached and enriched vertical zonation that is common in near-surface porphyry … The Continental Mine produces copper sulfide concentrate, molybdenum disulfide … Badger mine workers - Butte 1908 Found inside – Page 89Mineral Sci . and Tech . , Butte , MT 59701 ; Idaho Bur . ... hazards of selected areas of the Southern California continental borderland , by S. H. Clarke ... A once-powerful Montana mining town warily awaits final cleanup of its toxic past. In 1986, Montana Resources resumed operations on the low-grade Continental pit, formerly the East Berkeley pit. In 2001, despite a 49% interest from ASARCO, with huge domestic resources, operations again ceased (Jenkins & Lorenzo 2002) and re-opened in 2003 with rising metal prices and continue today. Found inside – Page 7This normal fault , called the Continental fault , trends north - south and has a vertical ... fractures , and veins associated with the Butte mines . In 1977 the ARCO company purchased Anaconda Mining, and only three years later started shutting down mines due to lower metal prices. This is combination specimen of both well-developed azurite crystals and splendent molybdenite crystals is from the Continental East Pit. The Butte mines and concentrator were slated for the same fate when they were purchased in 1986 by Dennis Washington. BUTTE A WORLD CLASS ORE DEPOSIT Steve J. Czehura, Montana Resources, LLP, Butte, MT Abstract; the Continental pit trending N50E, dipping steeply to the The Continental pit is the only active mining operation at Butte. Found inside< Back to Western Montana Butte and around Eighty miles west of Bozeman, ... 5600ft-wide and 7000ftlong Berkeley Pit, head for Continental Drive. Azurite-malachite in quartz monzonite (Continental Pit, Butte, Montana, USA) 1.jpg 2,126 × 1,726; 3.71 MB National Historic District. How mining nearly killed the 'richest hill on Earth' In Butte, Mont., $48 billion worth of copper, gold, and silver mining made a lot of people rich--and created America's largest Superfund site. The Berkeley Pit Visitor Center. The Berkeley Pit. Today, open pit mining continues behind the Berkeley Pit in the Continental Pit operated by Montana Resources which employs 350 people year-round. How mining nearly killed the 'richest hill on Earth' In Butte, Mont., $48 billion worth of copper, gold, and silver mining made a lot of people rich--and created America's largest Superfund site. ... Once again extraction machinery is gnawing away in the 200-foot-deep Continental pit, one of … … Butte, which is a Superfund designated site, has employed hundreds of individuals in environmental cleanup. comm. Sunset reflected in clouds over the Continental Divide at Butte, Montana. Found inside – Page 21The copper boom in Butte effectively ended during the 1970s . ... In its history , the Berkeley Pit produced 20.8 billion pounds of copper , 96 million ... Found inside – Page 181Superfund Success at Milltown, Montana David Brooks. liability, Washington purchased entities like Butte's east Continental Pit from arCo, while leaving ... The Continental pit is the only active mining operation at Butte. 300 Continental Dr, Butte, MT 59701. Continental Pit water (Montana Resources’ active mine pit), and Berkeley Pit water in the future (starting around 2017), incorporates a two-stage High Density Sludge (HDS), lime neutralization approach to produce water for discharge or reuse in MR’s copper concentrator. Just east of the famous Berkeley Pit lake in Butte, Montana (Davis and Ashenberg, 1989), there is a lesser known active open pit mine, the Continental Pit. Singer, D.A., Berger, V.I., and Moring, B.C. 819) to implement a supplemental groundwater and seismic monitoring network in response to concerns about potential impacts to local property from groundwater rebound and its potential to trigger local seismic events (earthquakes) in relationship to the Anaconda … The Berkeley Pit. A view of the Continental Pit at Montana Resources is pictured this week in this photo. 22 Reviews. What is the coldest month in Butte Montana? About | In contrast to the acidic Berkeley Pit lake, the Continental Pit waters have … The owner of Montana Resources, the operator of the Continental Pit in Butte, Montana, is Dennis R. Washington, his net worth is $6.4 Billion. You can view items sort by Interestingess or shuffle images, all on a black background. In 1955, mining in Butte saw the light, literally. Mineral compositions and textures were determined using modern analytical techniques including portable X-ray fluorescence, shortwave infrared spectroscopy, Raman micro-spectroscopy, X-ray diffraction, and scanning electron microscopy/energy dispersive spectroscopy. The ... Blue crystalline azurite lining a vug with minor green malachite. > The Pit with its water and colorful landscape can be seen via a visitor viewing stand. (2008): US Geological Survey Open-File Report 2008-1155. 125. In October 2019, water from the pit was treated and released to Silver Bow Creek for the first time ever. Supergene enrichment provided early miners with excellent ore grades, and contributes significantly to current mining operations in Butte. It is at the intersection of I-90 and I-15. Initial production took place in 1882. For better or worse, Dennis Washington’s Continental Pit has outlived the projected 25 years it’s ore body was supposed to be able to turn a profit. The “lake” is nearly 1,800 feet deep and a mile and a half long. Butte, MT Great Falls, MT Missoula, MT Shelby, MT. The pit is one of seventeen Superfund sites in the state and is the largest Superfund site by area in the United States. The Butte Mining District has produced gold, silver, copper, molybdenum, manganese, and other metals. Silver Rails and Silver Sage. Five miles south of the Berkely Pit. 1980: Mining at Continental Resources pit begins in Butte 1983: Atlantic Richfield suspends all of its mining operations, environmental investigations begin Sept. 1983: EPA places original Silver Bow Creek site on NPL 1986: Atlantic Richfield sells all Butte mining properties to Montana Resources (MR); MR starts Continental Pit Found inside – Page 1137Instead, it is nestled in the Rocky Mountains in Butte, Montana. ... mile high, 1300 foot deep pit that sits in the shadow of the Continental Divide. Found inside – Page 79A number of mining companies worked with the Montana Department of Health regarding ... produced copper and molybdenum from the Continental Pit in Butte . View James St. John'sContinental Mine (Continental Pit) (Butte, Montana, USA) set on Fluidr. The town is known as the “Richest Hill on Earth” and "The Mining City". This paragenetic relationship provides an important tool for understanding the tectonic and hydrologic history of the Butte orebody, and could be applied as a prospecting guide. The Continental Pit at the Montana Resources' copper and mol. Montana Resources LLP bought the property and reopened the Continental pit in 1986. There are over a dozen headframes in Butte that still stand over the mine shafts. Anaconda ceased mining at the Continental Pit in 1983. Found inside – Page 50-2... and the Mount Emmons deposit near Crested Butte , CO ( Thompson Creek Metals Co. ... and Sierrita Mines in Arizona ; the Continental Pit Mine in Montana ... Found inside – Page 138Dubbed the "Richest Hill on Earth," Butte was once a wealthy and ... Keeping watch over Butte is Our Lady of ihe Rockies, on the Continental Divide. John'Scontinental mine ( = Continental Pit, formerly the East Continental Pit, Butte mining District ( Summit mining! To current mining operations in Butte effectively ended during the 1970s, Mont from. The city has been considerably altered by supergene processes that enriched Cu and,..., also known as the city of Butte we work towards adding this information with three generations history... ; with values of -5.5‰ for chalcocite, -1.2‰ for turquoise, +0.48‰ malachite! ( MBMG ) received funding from the mines at Butte Brewing, Headframe... Expected to fill completely in the area expanded, the population dwindled acidic water, heavy metals, and significantly.... near Crested Butte, Montana, Berger, V.I., and contributes significantly to current operations! 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