copper exploration in northern wisconsin

  • A Theoretical Basis for Exploration for Native Copper in

    Exploration for Native Copper in Northern Wisconsin A Theoretical Basis for Exploration for Native Copper in Northern Wisconsin By Walter S White GEOLOGICAL SURVEY CIRCULAR 769 Certain geologic characteristics of the Michigan copper district can provide exploration guides for northern Wisconsin 1978 United States Department of the Interior CECIL DMining in Northern Wisconsin Native Americans mined copper on the shores of Lake Superior in prehistoric times Between 4,000 and 1,200 BC, copper jewelry and implements from Wisconsin and Upper Michigan were part of a trade network that stretched from the Rocky Mountains to the Gulf Coast, giving rise to the name "Old Copper Culture" You can seeMining in Northern Wisconsin |Turning Points in WisconsinExploration for native copper in the Keweenawan lavas of northern Wisconsin has been concentrated in areas of relatively shallow overburden that have sparse to numerous outcrops Lack of success of this exploration suggests that if large deposits, comparable to those of northern Michigan, are present, they are more likely to be found in one or more of the largeA theoretical basis for exploration for native copper in

  • copper exploration in northern wisconsin

    copper exploration in northern wisconsinMC World Get this from a library! A theoretical basis for exploration for native copper in northern Wisconsin [Walter S White; Geological Survey (US),] Exploration for native copper in the Keweenawan lavas of northern Wisconsin has been concentrated in areas of relatively shallow overburden thatcopper exploration in northern wisconsin The lure of copper attracts exploration company to Heyden Know More Jan 05 2021 0183 32 A copper exploration outfit wants to poke around a prospective mineral property north of Sault Ste Marie Sudbury s Transition Metals has granted an option of its Island Copper project near the community of Heyden to Rich Coppercopper exploration in northern wisconsin11/02/2020· The deposit is mostly copperbearing sulfides with significant gold and minor amounts of silver in two overlapping zones, totaling an estimated 423 million tons of ore Aquila Resources has obtained an exploration license from the federal Bureau of Land Management (BLM) and is in the process of reevaluating the deposit If this deposit is ever developed itRecent and potential metallic mining projects in Wisconsin

  • A theoretical basis for exploration for native copper in

    Exploration for native copper in the Keweenawan lavas of northern Wisconsin has been concentrated in areas of relatively shallow overburden that have sparse to numerous outcrops Lack of success of this exploration suggests that if large deposits, comparable to those of northern Michigan, are present, they are more likely to be found in one or more of the largecopper exploration in northern wisconsin The lure of copper attracts exploration company to Heyden Know More Jan 05 2021 0183 32 A copper exploration outfit wants to poke around a prospective mineral property north of Sault Ste Marie Sudbury s Transition Metals has granted an option of its Island Copper project near the community of Heyden to Rich Coppercopper exploration in northern wisconsincopper exploration in northern wisconsin Mining Jan 14, 2013· Copper: minor Development Status Exploration drilling ceased mid1992 mineral exploration continues in northern Wisconsin and based on the experience of the » More detailed Mining Market in Central, Northern and Eastern Africa Key A theoretical basis for exploration for native copper in copper exploration in northern wisconsin

  • Recent and potential metallic mining projects in Wisconsin

    11/02/2020· The deposit is mostly copperbearing sulfides with significant gold and minor amounts of silver in two overlapping zones, totaling an estimated 423 million tons of ore Aquila Resources has obtained an exploration license from the federal Bureau of Land Management (BLM) and is in the process of reevaluating the deposit If this deposit is ever developed itPotential Metallic Mining Development in Northern Wisconsin The Flambeau Mine extracted about 1000 tons per day of copperrich ore Reclamation of the pit began in early 1997 and was completed in late 1998 The Crandon deposit is presently being evaluated for the required environmental impact analyses and the mining permit and other relatedPotential Metallic Mining Development in Northern WisconsinA Theoretical Basis for Exploration for Native Copper in Exploration for native copper in the Keweenawan lavas of northern Wisconsin has been concentrated in areas of relatively shallow overburden that have sparse to numerous outcrops Lack of success of this exploration suggests that if large deposits, comparable to those of northern Michigan, are present, they arecopper exploration in northern wisconsin

  • Wisconsin Geological & Natural History Survey » Copper

    — Copper at the Wisconsin Mine (Edwards Mine) NE SE Sec 2 T47N R13W occurred as “shot and nugget” ore with copper masses weighing 115 lbs Associated minerals are prehnite, calcite, quartz and epidote (Sweet, 1880) — Copper occurs in a brecciated zone and in amygdules in basalt at the Starkweather mine in the NW NW Sec 2 T47N R13W south of South RangeGeologist Ernest K Lehmann accomplished a lot in his 63year career, including discovering some of the world's largest copper, silver, and gold deposits Lehmann's company, EK Lehmann and Associates, went on several metallic mineral adventures in the Midwest, including northern Wisconsin This work is encapsulated in paper records donated to the Wisconsin GeologicalScout Archives Mineral exploration in northern WisconsinIn particular, the Yellow Dog Peridotite and the Echo Lake Gabbro in Upper Michigan and the Mellen Complex and related feeder intrusions in northern Wisconsin are considered favorable targets (fig 5) An inferred intrusion in western Wisconsin recently discovered by geophysical techniques may also have potential for sulfide mineralization (fig 5) In addition, portions of thePotential for New NickelCopper Sulfide Deposits in the

  • Mineral exploration in northern Wisconsin

    Wisconsin Geological and Natural History Survey Mineral exploration in northern Wisconsin Overview; Map: Drillholes & Documents; Map: Targets & Documents; Overview; Map: Drillholes & Documents; Map: Targets & Documents; Return to content Return to content Return to content Return to content Return to content Return to content Overview Next: Map: Drillholes &Exploration for native copper in the Keweenawan lavas of northern Wisconsin has been concentrated in areas of relatively shallow overburden that have sparse to numerous outcrops Lack of success of this exploration suggests that if large deposits, comparable to those of northern Michigan, are present, they are more likely to be found in one or more of the largeA theoretical basis for exploration for native copper in— Copper at the Wisconsin Mine (Edwards Mine) NE SE Sec 2 T47N R13W occurred as “shot and nugget” ore with copper masses weighing 115 lbs Associated minerals are prehnite, calcite, quartz and epidote (Sweet, 1880) — Copper occurs in a brecciated zone and in amygdules in basalt at the Starkweather mine in the NW NW Sec 2 T47N R13W south of South Range (Dutton, 1972) — CopperWisconsin Geological & Natural History Survey » Copper

  • Scout Archives Mineral exploration in northern Wisconsin

    Geologist Ernest K Lehmann accomplished a lot in his 63year career, including discovering some of the world's largest copper, silver, and gold deposits Lehmann's company, EK Lehmann and Associates, went on several metallic mineral adventures in the Midwest, including northern Wisconsin This work is encapsulated in paper records donated to the Wisconsin Geologicaltheoretical basis for exploration for native copper in northern Wisconsin 88 Want to read; 18 Currently reading; Published 1978 by US Dept of the Interior, Geological Survey in Written in English Places: Wisconsin Subjects: Copper ores Wisconsin, Prospecting Wisconsin(PDF) theoretical basis for exploration for native copper01/06/2021· Torontobased Aquila Resources is planning to sell its interests in copper and gold deposits in northern Wisconsin so it can focus on building the Back Forty mine near the Menominee River The move could bring northern Wisconsin one step closer to sulfide mining after lawmakers eliminated a decadesold moratorium several years agoCanadian Mining Company Seeks To Sell Interests In Copper

  • copper exploration in northern wisconsin in philippines

    copper exploration in northern wisconsin in philippines Wisconsin Geological Natural History Survey » Gold Exploration for gold has also occurred in sections 15 22 23 and 34 in T45N R4W USGS 1976 Cox 2002 describes attempts to placer mine in Brunschweiler Creek in sec 22 during the 1880s Gold copper and silver were worked briefly in an operation called the Chicago MineWisconsin Geological and Natural History Survey Mineral exploration in northern Wisconsin Overview; Map: Drillholes & Documents; Map: Targets & Documents; Overview; Map: Drillholes & Documents; Map: Targets & Documents; Return to content Return to content Return to content Return to content Return to content Return to content Overview Next: Map: Drillholes &Mineral exploration in northern WisconsinCopper Exploration In Northern Wisconsin Mining in Northern Wisconsin Wisconsin Historical Society Mining in Northern WisconsinShipping and The Mining EconomyWane and Return of MiningNew Residents and New WorkLearn More During the 1850s, Lake Superior's iron and copper mines seemed ever more appealing Writing in 1855, James Gregory declared,northern wisconsin copper minees

  • Bend deposit, Gilman, Taylor Co, Wisconsin, USA

    Reference: DeMatties, T & W Rowell (1996) The Bend Deposit: an early Proterozoic coppergold VMS deposit: in LaBerge, G L, Ed, Volcanogenic massive sulfide deposits of northern Wisconsin: A commemorative volume: Institute on Lake Superior Geology Proceedings, 42nd Annual Meeting, Cable, WI, v 42, part 2: 143159 DeMatties, T A (2018) Effects of22/03/2021· Archaic Indian copper tools and artifacts, 3000 BC1000 BC, exhibited in the Wisconsin Historical Museum, Madison, Wisconsin, USA (Daderot / CC0) Why Did The Old Copper Culture And Copper Tools Decline? There is one thing about the North American Old Copper Culture that makes it unique After copper toolmaking activity among Great LakesNative North Americans Were Making Copper Tools in 7,500

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