 | | Journal (article/letter/editorial) | | the 1Montana College of Mineral Science, Butte, Montana, and the 2 Rockwell International Science Center... U.S.A. A Preliminary Description of Complex Graphite, Sulphide, Arsenide, and Platinum Group Element...Mineralization in a Pegrnatoid Pyroxenite of the Stillwater Complex, Montana, U.S.A. A. Volborth 1 and R. M. Housley2...here for the first time a major occurrence of graphite along with sulphide, arsenide, and platinum group...mineralization in the Stillwater Layered Anorthosite Complex, Montana. The graphite occurs in a pegmatoid |  | | Report (issue) | | Custer and Gallatin National Forests, South-Central Montana compiled by Bradley S. Van Gosen1 Open-File Report...references ...................................... 5 I. Stillwater Complex .......................................Absaroka-Beartooth study area in south-central Montana ... 4 INTRODUCTION This bibliography lists more...Mountains and Absaroka Range in south-central Montana. It was compiled during an evaluation of the mineral...ABSA, The 12 categories are: I. Stillwater Complex. The Stillwater Complex (fig. 1) is a geologically |  | Czamanske, Gerald K., Bennett, Pauline C., Zientek, Michael L., Weiblen, Paul W., Havach, George A., Foose, Michael P. (1986) Comprehensive bibliographies on mineralized and unmineralized layer mafic intrusions in the United States. Open-File Report Vol. 1986 (86-589) US Geological Survey doi:10.3133/ofr86589a | Report (issue) | | The Duluth Complex, Minnesota, and the Stillwater Complex, Montana, are given separate status in this contribution...bibliography on the Stillwater Complex is an update of the comprehensive bibliography in Montana Bureau of Mines...Special Publication 92, entitled "The Stillwater Complex, Montana: Geology and Guide." The bibliography...1986. All citations in the bibliography on the Stillwater Complex have been carefully checked for accuracy...1115. Austin, G. S., 1961, Photogeology of Cook County, Minnesota: University of Minnesota, M.S. thesis |  | Christopher Jenkins, M., Mungall, James E., Zientek, Michael L., Holick, Paul, Butak, Kevin (2020) The Nature and Composition of the J-M Reef, Stillwater Complex, Montana, USA. Economic Geology, 115 (8). 1799-1826 doi:10.5382/econgeo.4777 | Journal (article/letter/editorial) | | Nature and Composition of the J-M Reef, Stillwater Complex, Montana, USA M. Christopher Jenkins,1,2,† James...Washington 99201, USA 3Stillwater Mine, Sibanye-Stillwater, 2562 Nye Rd., Nye, Montana 59061, USA Abstract...mineralization in the J-M reef horizon of the Stillwater Complex along the strike and down the dip of...of the deposit in the area of the Stillwater mine. We compare these results with data from the East Boulder...different spatial domains of the Stillwater mine area and between the Stillwater and East Boulder mines. Most |  | | Report (issue) | | Sulfur Isotopic Studies of the Stillwater Complex and Associated Rocks, Montana Michael L. Zientek1 and Edward...Bloomington, IN 47405 ABSTRACT The Stillwater Complex, in south-central Montana, is a Late Archean layered,...of sulfur in metamorphosed sedimentary rocks, Stillwater-associated sills and dikes, sulfide accumulations...metashale (mean 2.8 per mil); 2) iron-formation, Stillwater-associated sills and dikes, and basal sulfide...that occur above the basal accumulations in the Stillwater Complex (mean 1.2 per mil). The isotopic composition |  | | Report (issue) | | WELDON SPRING CHEMICAL PLANT SITE, ST. CHARLES COUNTY, MISSOURI-1989-91 By John G. Schumacher U.S. GEOLOGICAL... 69 13. Water quality of samples from the Ash pond diversion structure...............................WELDON SPRING CHEMICAL PLANT SITE, ST. CHARLES COUNTY, MISSOURI-1989-91 By John G. Schumacher ABSTRACT...monitoring wells near the raffinate pits and Ash pond. Increased uranium concentrations in monitoring...tributary of Schote Creek, which contains a road-salt storage facility. Schote Creek loses flow to the |  | | Report (issue) | | study area, Custer and Gallatin National Forests, Montana Edited by JANE M. HAMMARSTROM1, MICHAEL L. ZIENTEK2...Study Area, Custer and Gallatin National Forests, Montana U.S. Geological Survey Open-File Report 93-207...700 km2) of National Forest land in southwestern Montana adjacent to the northern part of Yellowstone National...elements. Mines in production in 1992 are the Stillwater mine (platinum, palladium, gold, rhodium, copper...exploration led to the discovery and development of the Stillwater mine and the discovery of gold-copper-silver |  | | Journal (article/letter/editorial) | | 9 Springer-Verlag1989 Investigations of the Stillwater Complex: Part V. Apatites as indicators of evolving...Chemistry Building, Duke University, Durham, NC 27706, USA 2 Department of Geological Sciences, AJ-20, University...University of Washington, Seattle, WA 98195, USA Abstract. Variations in the F, C1 and OH contents of apatite...Microprobe analysis of intercumulus apatires from the Stillwater Complex reveal that Cl-rich apatites, typically...form the large layered intrusions such as the Stillwater and Bushvcld Complexes are generally considered |  | | Journal (article/letter/editorial) | | J-M Reef and Associated Rocks of the Stillwater Complex, Montana ALAN BOUDREAU∗ DEPARTMENT OF GEOLOGY...GEOLOGY, DUKE UNIVERSITY, BOX 90227, DURHAM, NC 27708, USA RECEIVED MAY 5, 1998; REVISED TYPESCRIPT ACCEPTED...principal platinumgroup element deposit of the Stillwater complex, the J-M reef. OB I is characterized...crystallized layered igneous intrusions such as the Stillwater complex have traditionally been considered to...that the highCl, high-Mg parent liquids of the Stillwater and Bushveld complexes, like their modern-day |  | | Journal (article/letter/editorial) | | Halogen Geochemistry of the Stillwater and Bushveld Complexes: Evidence for Transport of the Platinum-Group...exception of those from the PGE ore zones of the Stillwater and Bushveld Complexes, have C1/(C1 + OH + F)...phases and low temperaturefluids.However, both the Stillwater and Bushveld phlogopites are enriched in Cl compared...deposit of Oli vine-Bearing Subzone I of the Stillwater Complex are used to compute a fluid composition...platinum-group elements (PGE) in the Bushveld and Stillwater Complexes has focused on whether concentration |  | | Report (issue) | | CHEMICAL PLANT SITE AND VICINITY PROPERTY, ST. CHARLES COUNTY, MISSOURI- 1989-9O By J.G. Schumacher U.S. GEOLOGICAL...CHEMICAL PLANT SITE AND VICINITY PROPERTY, ST. CHARLES COUNTY, MISSOURI- 1989-90 By J.G. Schumacher ABSTRACT...and amorphous iron oxides, and trace flakes of graphite. The sludge contained as much as 1,290 milligrams...located in the south-central part of St. Charles County in eastern Missouri (fig. 1). For purposes of this...Memorial Wildlife Area, then into Schote Creek, then into Dardenne Creek (fig. 2), and eventually into the Mississippi |  | | Report (issue) | | National Wildlife Refuge, agricultural area, and frog call survey sites 4 3. Lower Klamath National Wildlife...Wildlife Refuge, agricultural area, and frog call survey sites 5 4. Tule Lake upper sump leaseland waterway...sampling sites, 1991-92 48 Water-quality data from frog call survey sites, 1991-92 76 Concentrations of...Water-column invertebrate surveys, 1992 124 22. Frog call surveys, 1991-92 130 23. Fish surveys, 1991-92...chloride positive-control bioassays, 1991-92 148 30. Frog embryo (Xenopus laevis) positive-control bioassays |  | | Book | | Subsequent work by H.H. Hess and E.D. Jackson (Stillwater) and B.V. Lombaard (Bushveld) revealed problems...cycles. Similar cyclic units are present in the Stillwater, Great Dyke, Bushveld, Rum, Jimberlana, and other...the Merensky and J-M reefs in the Bushveld and Stillwater intrusions respectively, has also received much...proposed for the formation of cyclic units in the Stillwater intrusion in which each cyclic unit begins with...diffusively stratified magma (Wilson, 1992). In the Stillwater intrusion, it has been proposed that individual |  | | Book (volume) | | ASHTABULA COUNTY CONNEAUT, area pits, quarries, rd. cuts, etc.⎯cone-in-cone Calcite. CLERMONT COUNTY MILFORD...MILFORD, area creek gravels and alluvial deposits, rare⎯Diamond. CLINTON COUNTY WILMINGTON, area of Todd’s...Todd’s Ford, a mineral deposit⎯Hematite. COSHOCTON COUNTY AREA, townships of Washington, Virginia, Bedford...Keene, Mill Creek and Tuscarawas, as hard dark gray to black nodules⎯flint. CUYAHOGA COUNTY CHAGRIN FALLS...Geauga Co. line), area quarries⎯oilstone. DELAWARE COUNTY DELAWARE, area Co. exposures of blue clay, as clusters |  | | Book (volume) | | ASHTABULA COUNTY CONNEAUT, area pits, quarries, rd. cuts, etc.⎯cone-in-cone Calcite. CLERMONT COUNTY MILFORD...MILFORD, area creek gravels and alluvial deposits, rare⎯Diamond. CLINTON COUNTY WILMINGTON, area of Todd’s...Todd’s Ford, a mineral deposit⎯Hematite. COSHOCTON COUNTY AREA, townships of Washington, Virginia, Bedford...Keene, Mill Creek and Tuscarawas, as hard dark gray to black nodules⎯flint. CUYAHOGA COUNTY CHAGRIN FALLS...Geauga Co. line), area quarries⎯oilstone. DELAWARE COUNTY DELAWARE, area Co. exposures of blue clay, as clusters |  | | Report (issue) | | .............................. 131 3.2.8 Ophir Creek Area ................................................................. 103 Missouri Mine, “beaver pond” (Photo 5300005) ................................................... 128 New Comeback Mine, lined pond (Photo P6120022) ......................... 129 Mammoth....................................... 132 Ophir Creek (Photo P6190019) .................................Black Warrior Creek (Photo 9040002) ................................ 191 Wilson Creek 3 Stamp Mill (Photo |  | | Book (volume) | | in elev. From 1,000’ on the eastern border with Montana and Iowa to 3,500’ along the western boundary with...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 |  | | Book | | Inc., 8 Winchester Place, Winchester, Mass. 01890, USA the U .S. company of U nwin Hyman LId PO Box 18...Although small areas of Archaean rocks outcrop in the USA and United Kingdom and have been intensively studied...young structure of the Little Rocky Mountains, Montana (Knechtel 1959). 3.2.2 The Kapuskasing transect...Group, Barberton Mountain Land. 22° 20· Wh im Creek Group Prote rOZOIC MeSOloic TholeIItes 118°...Warrawoona Group CJ D and Neg" Vol e antes Gorge Creek Group • L~ ~: J D 118 0 20· THE BARBERTON |  | | Report (issue) | | England Moscow, Russia London, Ontario Butte, Montana Modena, Italy Cape Town, Republic of South Africa...emplacement and solidification of the Stillwater Complex (Montana) are described and discussed by Zientek...Reef in the currently producing mines of the Stillwater Mining Company. The PGE mineralization in the...Platinum-Group Element Mineralization in the Stillwater Complex, Montana M.L. Zientek, R.W. Cooper, S.R. Corson...Barnes and Maier; Cawthorne et al., this volume), Stillwater Complex in United States (Zientek et al., this |  | | Report (volume) | | ............................................. Montana..................................................the river from its mouth to the three forks in Montana. MULLAN, CAPT. JOHN. Explorations for. a Wagon... D. Rwy...........Colorado Springs and Cripple Creek District Railway. C., St. P., M. & O. Rwy.........C. C. R. R................Florence and Cripple Creek Railroad. F. & P. R. R..................Farmville...Brook Railway. F. C. N. G. Rwy...............Fulton County Narrow Gauge Railway. F. E. C. Rwy............ |  | | Report (issue) | | _______ Missouri_____________________________ Montana ____________________________ New Mexico______ North...quadrangle. One area is in the headwaters of Bear Creek in the west-central part of the quadrangle; the...other areas are in the vicinity of Angel Creek and Monument Creek in the southwestern part of the quadrangle...gas potential. Oil and gas potential of the Otter Creek and Cheat Mountain Wilderness Areas, West Virginia...Paleozoic sedimentary rocks underlying the Otter Creek Wilderness Area and Cheat Mountain Further Planning |  | | Report (volume) | | _______ Missouri_____________________________ Montana ____________________________ New Mexico______ North...quadrangle. One area is in the headwaters of Bear Creek in the west-central part of the quadrangle; the...other areas are in the vicinity of Angel Creek and Monument Creek in the southwestern part of the quadrangle...gas potential. Oil and gas potential of the Otter Creek and Cheat Mountain Wilderness Areas, West Virginia...Paleozoic sedimentary rocks underlying the Otter Creek Wilderness Area and Cheat Mountain Further Planning |  | | Report (issue) | | ........................................ 58 Montana.............................................. ...Engineering Geologists Bulletins. Journal of Geology. Montana Bureau of Mines and Publications, and Memoirs....572 percent 61 321 Oregon percent 203 63 Montana 183 percent 89 49 205 119 Utah percent Total...contract with the U.S. Geological Survey, and the Montana Bureau of Mines and Geology independently prepared...Survey maps and open-file reports missing from the Montana and Utah bibliographies reflects both the difficulty |  | | Report (issue) | | ELEMENTS. yon-mctals. Metals. Gold. Diamond. Graphite. Sulphur. Platinum. Gold amalgam. Iridium....observed in the gold gravels at Cherokee, Butte County, and this locality, became the most noted one in...short articles on California diamonds. A Amador County: few small stones have been picked up near the...towns of Volcano, Oleta and Fiddleto^vn. Butte County: In 1853 it was observed that diamonds occurred...Thompson Flat, two miles north of Oroville. El Dorado County: A diamond weighing 1| carats was found at Forest |  | | Report (issue) | | Effects of the burning of coal beds in eastern Montana: A, A chimney or core of hard fused roc'k projecting...Miles City; B, Coal bed 11 feet thick on . Custer Creek near Yellowstone River, between Miles City and Terry...of Caballos Mountains near Apache Canyon, Sierra County, N. Mex.; B, 34 Paleozoic rocks on granite at Capitol...Capitol Dome, Florida Mountains, Luna County, N.Mex .. XVII. A, Sierra Cuchillo west of Palomas Springs...limestone at Palomas 35 Gap, Caballos Mountains, Sierra County, N.Mex ....................................... |
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