 | | Journal (article/letter/editorial) | | Sciences University of Wisconsin-River Falls 410 South Third Street River Falls, Wisconsin 54022 his is Wisconsin’s... breweries, bratwurst, and Packers football, Wisconsin also has a diverse geology and a history rich...forgotten, abandoned, and overgrown. In this respect, Wisconsin represents a frontier state for the mineral collector...Racine (Scovil 1994), the pegmatites of Florence County (Koehier 1989) and the Wausau area (Falster 1987)...summarizes and highlights what has been found in Wisconsin in the past 150 years and points the way to new |  | | Journal (article/letter/editorial) | | the Penokean Volcanic Belt, Great Lakes Region, USA: Constraints on the Source of Sulfur in a Paleoproterozoic...University, 1903 W Michigan Ave Kalamazoo, MI 49008, USA; nicholas.m.moleski@wmich.edu (N.M.); anthony.r.boxleiter@wmich...from eight VMS deposits in the PVB: Back Forty, Bend, Eisenbrey, Flambeau, Horseshoe, Lynne, Reef, and...PEERsulfur, REVIEWseawater sulfate, and diagenetic pyrite have distinct sulfur 2 ofisotope 28 sulfurMinerals...magmatic sulfur, seawater sulfate, and diagenetic pyrite have distinct sulfur isotope authors such as Sharpe |  | Woodruff, Laurel G., Attig, John W., Cannon, William F., Nicholson, Suzanne W., Schulz, Klaus (2003) Geochemistry of bedrock and glacial deposits in the vicinity of the Bend massive sulfide deposit, north central Wisconsin. Open-File Report 2003-353. US Geological Survey doi:10.3133/ofr03353 | Report (issue) | | in the vicinity of the Bend massive sulfide deposit, north central Wisconsin By Laurel G. Woodruff1...2280 Woodale Drive, Mounds View, MN 55112 2 Wisconsin Geological and Natural History Survey, Madison...glaciation. The study focused on the Bend copper-gold massive sulfide deposit located in the Medford District...National Forest in north central Wisconsin. The Bend massive sulfide deposit is a small, metal-rich sulfide...feet of glacial cover, and consists of massive pyrite and other sulfides. Bedrock and ore geochemistry |  | | Journal (article/letter/editorial) | | EarlyProterozoicVolcanogenie MassiveSulfideDepositsin Wisconsin' An Overview THEODORE A. DEMATTIES 10-353rd AvenueN...volcanogeniemassivesulfidemineralizationin the Wisconsin FOul• potentiallyeconomicvolcanogenie(volcan...environmen- magmatic terrane. tal concerns,and the Bend deposit, discoveredin 1986, continuesto be evaluatedby...MassiveSulfideDepositsin Wisconsin andSharpeEnergyandResources. The Precambrian of northern Wisconsin has some Regionalmetamorphism... PROTEROZOIC VMS DEPOSITSIN WISCONSIN 1123 brian terranes of northern Wisconsin. This metamor- phic overprintingvaried |  | | Journal (article/letter/editorial) | | Volcanic Belt, northern Wisconsin, Michigan and east-central Minnesota, USA: Implications for future...LLC, 34898 University Ave, Cambridge, MN 55008, USA A R T I C L E I N F O A B S T R A C T Keywords:...Volcanic Belt (PVB) of northern Wisconsin, Michigan and east-central Minnesota, USA. These cycles are responsible...environments. Low protolith reactivity and high hypogene pyrite concentrations promoted acidity of supergene fluids...the discovery of the large Back Forty zinc-gold deposit in 2001, repeal of Wisconsin’s mining moratorium |  | | Book (volume) | | beds, excavations, etc.Selenite roses. BRULE COUNTY AREA: in the Oacoma zone of the Pierre Fm. On Elm...gray Barite rosette up to 5 or 6 inches. CAMPBELL COUNTY MOUND CITY, W to the Missouri R., regional hillsides...gravels, etc.petrified wood, wood opal. CORSON COUNTY LITTLE EAGLE: area ridges, slopes, stream beds...Guide for Rock Hounds in the United States CUSTER COUNTY AREA: The November Mine, 1.2 mi. SE of the Needles...crystals of Metastrengite, showy black and gold Pyrite, and Reddingite; at Beecher Lode 4.9 mi. SEAmblygonite |  | | Book (volume) | | Marcasite, Pyrite, Selenite and Sphalerite. A few alluvial Diamonds have been found. ASHTABULA COUNTY CONNEAUT...CLERMONT COUNTY MILFORD, area creek gravels and alluvial deposits, rare⎯Diamond. CLINTON COUNTY WILMINGTON... area of Todd’s Ford, a mineral deposit⎯Hematite. COSHOCTON COUNTY AREA, townships of Washington, Virginia...CUYAHOGA COUNTY CHAGRIN FALLS (on Geauga Co. line), area quarries⎯oilstone. DELAWARE COUNTY DELAWARE... as clusters and nodules⎯Pyrite (crystals sharply cubic). FRANKLIN COUNTY COLUMBUS, area countywide |  | | Book (volume) | | Marcasite, Pyrite, Selenite and Sphalerite. A few alluvial Diamonds have been found. ASHTABULA COUNTY CONNEAUT...CLERMONT COUNTY MILFORD, area creek gravels and alluvial deposits, rare⎯Diamond. CLINTON COUNTY WILMINGTON... area of Todd’s Ford, a mineral deposit⎯Hematite. COSHOCTON COUNTY AREA, townships of Washington, Virginia...CUYAHOGA COUNTY CHAGRIN FALLS (on Geauga Co. line), area quarries⎯oilstone. DELAWARE COUNTY DELAWARE... as clusters and nodules⎯Pyrite (crystals sharply cubic). FRANKLIN COUNTY COLUMBUS, area countywide |  | | Book (volume) | | Dahlonega Co. and Rabum Co., and the McDuffie County Belt extending through portions of McDuffie, Warren...Chalcopyrite, Galena, Pyrite, Pyrrhotite and some Sphalerite. BALDWIN COUNTY MILLEDGEVILLE, at state...state farmjasper. BANKS COUNTY COMMERCE, along Hwy. 59, 5 mi. E of Jackson-Banks Co. lineBeryl. MAYSVILLE...along adjoining Co. linerock crystal. BARROW COUNTY WINDER, along rd. to Jefferson and 1½ mi. inside...Guide for Rock Hounds in the United States BARTOW COUNTY AREA, Saltpeter Cave, as floatjasper. CARTERSVILLE: |  | | Book (volume) | | Illinois, the glacial drift of the Late Pleistocene Wisconsin glaciation, the bluffs and detritus of the Ohio...seams the collector may often find Marcasite and Pyrite. The measures are 1,200 to 1,400 feet thick in...600 to 800 feet thick in the north. ALEXANDER COUNTY FAYVILLE, area stream gravels⎯agate, jasper, rare...⎯agate, jasper; d RR siding of Clay⎯agate. CALHOUN COUNTY AREA, shores of the Mississippi R., in the Warsaw...crystals). CRAWFORD COUNTY PALESTINE, area deposits⎯Siderite. EDWARDS COUNTY AREA, T. 1 S, R. 10 E |  | | Book (volume) | | Illinois, the glacial drift of the Late Pleistocene Wisconsin glaciation, the bluffs and detritus of the Ohio...seams the collector may often find Marcasite and Pyrite. The measures are 1,200 to 1,400 feet thick in...600 to 800 feet thick in the north. ALEXANDER COUNTY FAYVILLE, area stream gravels⎯agate, jasper, rare...⎯agate, jasper; d RR siding of Clay⎯agate. CALHOUN COUNTY AREA, shores of the Mississippi R., in the Warsaw...crystals). CRAWFORD COUNTY PALESTINE, area deposits⎯Siderite. EDWARDS COUNTY AREA, T. 1 S, R. 10 E |  | | Book | | commercial ores and secondary minerals by state, county, township, and geologic range. For easy identification...cities, and many of today’s prosperous western county seats began as mining-boom camps. trating sand...Whether you such as those listed alphabetically by county, township, and range in Part II of this book. Where...enough gold or silver to warrant opening up the deposit. This was notably true at Butte, Montana, where...operate to alter the mineralogical character of the deposit. Enrichment comes from minerals dissolved in the |  | | Report (Issue volume) | | State mineral production and mineral production by county were prepared in the Division of Statistics and...Virginia Geological and Economic Survey. Wisconsin: Wisconsin Geological and Natural History Survey. Wyoming:...this report. Name State____________ SECTION 2. County _ __ _ _ _ _ _ _ _ __ Stocks. production, end...229 23 1.42 West Virginia 136,338 39 .41 Wisconsin 212,047 38 .64 Wyoming 910,848 13 2.73...Utah Vermont Virginia Washington West Virginia Wisconsin Wyoming Undistributed Total 3 or average Area |  | | Report (issue) | | SOURCE BEDS Ha1bouty We 11 Horseshoe Bend Reentrant Horseshoe Bend-Tie Creek Deposits Source Rock Conclusions...m :xJ I • ( Cascade -< I • J Horseshoe Bend ,/ I -- -- / / I (.1 I ./ ~ ,./ Bo; se ....one pre-1950 well, Idaho Oil Company{?)--Horseshoe Bend No.1, is interpreted to have penetrated the Columbia...the present Payette River in its Banks-Horseshoe Bend segment as indicated by flow remnants in that area...ancestral drainage system northeast of Horseshoe Bend. For futher dis cussion of sedimentary units in |  | | Journal (article/letter/editorial) | | economic (or potentially economic) nickel sulfide deposit each: Epoch mine, Shangani mine, Damba-Silwane...flowrelated nickel sulfide mineralization occurs at the Bend prospect (Belingwe), the Trojan Hill, Kingston Hill...features established in at least parts of each deposit (e.g., Prendergast, 2001). Strain accommodation...disseminated and veinlike aggregates of millerite, pyrite, violarite, polydymite, and pentlandite; Pirajno...Damba and Silwane are potentially economic. Each deposit is associated with a thickened portion of the komatiite |
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