 | | Book (volume) | | Location Guide for Rock Hounds in the United States SOUTH DAKOTA This northwestern Great Plains state varies...as the continental seas were advancing from the south, the Dakota sandstone represents topset beds, wave...to the fascination of these pegmatites. 437 South Dakota The commercial production of minerals, principally...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 |  | | Book | | 22092 573-308-3500 703-648-6045 or phone 800-USA-MAPS Map 3. Arkansas’ Ouachita Mountains 7.5 Minute...Location 1 Montgomery County quartz deposits................. Other Montgomery County quartz mines.........area................................ 2 Garland County quartz deposits......................... Miller...Saline County quartz deposits............................. 3 Jeffrey Sandstone Quarry, Pulaski County......Pulaski County..................... 5 Dug Hill wavellite, Garland County................... 6 County Pit |  | | Report (issue) | | sulphide deposits of the Elizabeth mine, Orange County, Vermont ... . .............. 4l J.F. SLACK, M...sulphide deposits of the Davis mine, Hampshire County, Massachusetts ........... . .... . . .. ........the manganese ores of the Betts mine, Hampshire County, Massachusetts . .. ......... . ....... . , .....of Brunswick No.6 (no. 1, Figure 3) and west and south of the Heath Steele deposits (no. 4, Figure 3)....12 mines are of this type, as is the large fold south of the Orvan Brook deposit (Fig. 3). Farther west |  | Scoates, James S., Scoates, R.F. Jon, Wall, Corey J., Friedman, Richard M., Couëslan, Chris G. (2017) DIRECT DATING OF ULTRAMAFIC SILLS AND MAFIC INTRUSIONS ASSOCIATED WITH Ni-SULFIDE MINERALIZATION IN THE THOMPSON NICKEL BELT, MANITOBA, CANADA. Economic Geology, 112 (3) 675-692 doi:10.2113/econgeo.112.3.675 | Journal (article/letter/editorial) | | Cape Smith belt, New Quebec orogen). At the south pit of the Thompson mine, a U-Pb zircon age of 1860...and ca. 1760 Ma metamorphic titanite from the South pit intrusion and are consistent with interpretations...single progressive event. The results of this study open up the possibility of using the high-precision U-Pb...sill from the Pipe 2 open pit and a layered mafic intrusion from the South pit of the Thompson mine (see...with metamorphic titanite U-Pb dates from the South pit intrusion, we discuss the significance of these |  | Melcher, F., Prochaska, W., Raith, J., Thalhammer, O., Mali, H., AlHakim, A., Altenberger, F., Berger, M., Grafinger, S., Hampl, F., Lamprecht, C., Layr, K., Pupp, M., Steiner, T. (2018) Mineral deposits of Lapland: excursion guide of the Montanuniversität Leoben. Mitteilungen der Österreichischen Mineralogischen Gesellschaft, 164. | Journal (article/letter/editorial) | | (northwest), Volgo-Uralia (east) and Sarmatia (south). It represents the largest exposed area of Precambrian...(iron oxide-copper-gold). Day 1 – Geology in the south of Rovaniemi, Finland Stop 1 66.12045°N 25.98728°E...talc-carbonate, serpentinite, tremolite and a chlorite based ore. The tremolite-based ore is best for processing...serpentinite-based 81 Figure 5: The view into the former open pit mine of Kemi. ore is a bigger challenge. The...introduction, a viewing platform of the open pit was visited. The open pit is about 200 m deep (Figure 5). Above |  | | Report (issue) | | CLINTON IRON ORE IN THE CHATTANOOGA REGION OF TENNESSEE, GEORGIA, AND ALABAMA; By ERNEST F. BURCHARD....AND EXTENT. The Rockwood district lies in the Tennessee River valley between Harriman and Dayton, Tenn...about 10 miles. The area is principally in Roane County. Ore has been mined in many places along the west...Crescent and the Tennessee Central railroads. The ore at Euchee is carried by boat down Tennessee River to a...between Harriman and Rockwood, also at a few points south of Rockwood as far as Glen Alice. The normal thickness |  | Seal II, Robert R., Ayuso, Robert A., Foley, Nora K., Clark, Sandra H. B. (2001) Sulfur and lead isotope geochemistry of hypogene mineralization at the Barite Hill Gold Deposit, Carolina Slate Belt, southeastern United States: a window into and through regional metamorphism. Mineralium Deposita, 36 (2) 137-148 doi:10.1007/s001260050294 | Journal (article/letter/editorial) | | Geological Survey, 954 National Center, Reston, VA 20192, USA e-mail: rseal@usgs.gov; Fax: +1-703-6486383 for...deposit. Introduction The Barite Hill deposit in South Carolina is one of four gold mines in the Carolina... which extend from Virginia, through North and South Carolina, to Georgia, are metamorphic belts that...overlain by an alteration zone consisting of talc, tremolite, and chlorite that reaches a thickness of 10 m...deposit. The Main Pit, to the northeast, exploited all four zones, whereas the Rainsford Pit, to the southwest |  | | Book | | Electromagnetic methods Geochemical Methods PIT MINING Open pits - Income Expenditures Earnings - Production...Production - Ore reconciliation and Open pits Open pits Density Ore Reserve Calculations Ore Reserves...Reserves Underground Reserves Geostatistics Open Pit Mining UNDERGROUND REFERENCES Chief of the Little, ...Park Cub and Gem deposits Black Cub South Black Cub North OPEN geology Plot of copper assay against...Eagle Zor Open pit ore reconciliation plot 29. Open pit ore reconcili tion plot 30. Open pit ore reconciliation |  | | Report (issue) | | . . . . . . . . . . . . . . . . . . . . . . 1 County Listings. . . . . . . . . . . . . . . . . . . .... . . . . . . . 4 Mineral Localities Listed by County . . . . . . . . . . . . . . . . . . . . . . . .... . . . . . . . . . . . . . . . . . . 7 Beaver County . . . . . . . . . . . . . . . . . . . . . . . ... . . . . . . . . . . . . . . . . . 7 Box Elder County . . . . . . . . . . . . . . . . . . . . . . . .... . . . . . . . . . . . . . . . . . . 10 Cache County . . . . . . . . . . . . . . . . . . . . . . . |  | | Report (Issue volume) | | Label the specimens before final storage; if you use open cardboard trays, labels can go with the specimens...the vicinity of the Moose and Harricanaw rivers, south of James Bay. The selenite is transparent and is...opposite the middle of Murray Island. Along the south side of the river, the exposures extend for lt miles...exposed continuously for 6 miles in cliffs along the south bank of the Cheepash River 16 miles from its mouth...and several hundred feet long in limestone at the south end of Shoal Island which lies in the Harricanaw |  | | Journal (article/letter/editorial) | | ultramafic sill with premining Cr seams, structure, pit outlines, and Cr sample locations. Geology by Jeffrey...1991). Poikilitic harzburgites, characterized by tremolite pseudomorphs after original pyroxene oikocrysts...seams in Falcon pit. (b). Unusual parallel chromite-serpentinite layers in Newlands pit. (c). Isoclinally...Newlands pit. (d). Shearing along steeply dipping chromite seams in Blatchfords Northwest pit. (e). Parallel...Newlands Creek pit. (f). Continuous moderately W-dipping chromite seams in the Falcon pit. 0361-0128/98/000/000-00 |  | Naldrett, A. J., Kinnaird, J., Wilson, A., Yudovskaya, M., McQuade, S., Chunnett, G., Stanley, C. (2009) Chromite composition and PGE content of Bushveld chromitites: Part 1 – the Lower and Middle Groups. Applied Earth Science, 118 (3) 131-161 doi:10.1179/174327509x12550990458004 | Journal (article/letter/editorial) | | ultramafic sill with premining Cr seams, structure, pit outlines, and Cr sample locations. Geology by Jeffrey...1991). Poikilitic harzburgites, characterized by tremolite pseudomorphs after original pyroxene oikocrysts...seams in Falcon pit. (b). Unusual parallel chromite-serpentinite layers in Newlands pit. (c). Isoclinally...Newlands pit. (d). Shearing along steeply dipping chromite seams in Blatchfords Northwest pit. (e). Parallel...Newlands Creek pit. (f). Continuous moderately W-dipping chromite seams in the Falcon pit. 0361-0128/98/000/000-00 |  | | Book | | where no maps were available. In southern Yuma County he even discovered and named a whole new range...specific mention are the mapping in southern Yuma County, studies on gold lode and placer deposits, work...Trends—Precambrian Northeast Structural Trends— North-South (Meridional) Structural Trends—Front Range Orogen—Wasatch-Jerome...Granitic Intrusions—Intrusive Breccias—The Lavender Pit Ore Body—Limestone Replacement Ore Deposits—Geologic...COPPER DEPOSIT, LONE STAR MINING DISTRICT, GRAHAM COUNTY, ARIZONA. ; by R. F. Rosrnson, Bear Creek Mining |  | | Journal (issue) | | mineral localities: the Gold Hill mine, Tooele County, Utah ...........................................Wise The Wagon Wheel Gap fluorspar mine, Mineral County, Colorado .......................................Cairncross The Jan Coetzee copper mine, Namaqualand, South Africa ...........................................The Gold Hill mine is located in western Tooele County, Utah, in the north end of the Deep Creek M ountains...through the Overland Canyon, about 6 to 7 miles south of the present town of Gold Hill. Travelers, who |  | | Report (issue) | | Ore Deposits of the St. Lawrence County Magnetite District Northwest Adirondacks New York GEOLOGICAL...PROFESSIONAL PAPER 377 Ore Deposits of the St. Lawrence County Magnetite District Northwest Adirondacks New York...____________________________ Rocks of the St. Lawrence County magnetite district. Metasedimentary rocks and migmatites____...___________________ Origin.._____________________________ South Edwards ilmenite-magnetite prospect____ Ore mic...-_----_---Mineral specimens_________-________--_--_-----Tremolite schist_________________--------------- Feldspar |  | | Report (volume) | | the Henry's Lake Wilderness Study Area, Fremont County, Idaho U.S. GEOLOGICAL SURVEY BULLETIN 1718-D...reports released to the open files are given in the listing "U.S. Geological Survey Open-File Reports," updated...microfiche from the U.S. Geological Survey, Books and Open-File Reports Section, Federal Center, Box 25425...obtainable by mail from U.S. Geological Survey, Books and Open-File Reports Federal Center, Box 25425 Denver, CO...SALT LAKE CITY, Utah-Federal Bldg., Rm. 8105,125 South State St. SAN FRANCISCO, California-Customhouse |  | | Report (issue) | | Grenville Province; Ontario Geological Survey, Open File Report 6229, 142p. Use and Reproduction of...Copyright@gov.on.ca Ontario Geological Survey Open File Report 6229 Precambrian Geology of Cavendish...Grenville Province 2012 ONTARIO GEOLOGICAL SURVEY Open File Report 6229 Precambrian Geology of Cavendish... Grenville Province; Ontario Geological Survey, Open File Report 6229, 142p. Users of OGS products are...Ontario, 2012 © Queen’s Printer for Ontario, 2012. Open File Reports of the Ontario Geological Survey are |  | Hammarstrom, J.M., Meier, A.L., Jackson, J.C., Barden, Ryan, Wormington, P.J., Wormington, J.D., Seal, R.R. (1999) Characterization of mine waste at the Elizabeth Copper Mine, Orange County, Vermont. Open-File Report Vol. 1999 (99-564) US Geological Survey doi:10.3133/ofr99564 | Report (issue) | | INTERIOR U.S. GEOLOGICAL SURVEY I 50 | Orange County, VT 50 Kilometers Characterization of Mine Waste...Waste at the Elizabeth Copper Mine, Orange County, Vermont by Jane M. Hammarstrom 1 , Alien L. Meier2...John D. Wormington1 , and Robert R. Seal, II 1 Open-File Report 99-564 This report is preliminary and.... 10 South pit area ............................................................... North pit area (Tailings...2. Elizabeth mine area as shown on part of the South Strafford 7.5' quadrangle. Labeled subareas sampled |  | | Report (issue) | | (CaBSiO4OH) vesicle filling from a basaltic Houghton County lava flow. Small specks of native copper occur...exceptionally fine, twinned analcite crystals from Houghton County ························-··-······-··-········...····· 41 2. Ankerite on siderite from Alpena County ···-··············-··················· 46 3....stalactitic limonite from Negaunee in Marquette County .................................................(Hexagonaria percarinata) of calcite from Charlevoix County .. ..... .. ....... ...... .. ............... |  | | Book | | ws én Pid ab radp » an nal wet 41 Laka ly open OW nce 7 Saas) io an Beli ¢ oa ” 4 i~or...Rita Area and the Central Mining District, Grant County Burro Mountains Apache No, 2 District Lake Valley...Beryllium Area Ruby Mountain Trout Creek Pass Area South Park, Alma Mining District and the Mosquito Range...Rift Valley of East Africa. It Kenya, In Africa. South to Africa of from the Red Sea Rift along the east...areas of the rift, to the vicinity of Kimberly, in South Africa. It is almost 1000 miles long and considered |  | | Report (volume) | | Clay Deposits of Spokane County Washington By JOHN W. HOSTERMAN GEOLOGICAL SURVEY BULLETIN 1270...area__________________________________________ Excelsior clay pit and deposit_______________________________ Mica clay...deposit__________________________________ Freeman clay pit and deposit_______________________________ Valleyford...________________ ___________________ Somers clay pit ___________________________________________ Shelly... -----Landing clay pit _____________________________________ -----Milan clay pit ___________________ |  | | Report (issue) | | Deposits of the Osgood Mountains Quadrangle Humboldt County, Nevada GEOLOGICAL SURVEY PROFESSIONAL PAPER 431...Deposits of the Osgood Mountains Quadrangle Humboldt County, Nevada I By PRESTON E. HOTZ and RONALD WILLDEN...deposits of the Osgood Mountains quadrangle, Humboldt County, Nevada, by Preston E. Hotz and Ronald Willden...deposits of the Osgood Mountains quadrangle, Humboldt County, Nevada. 1963. (Card 2) 1. Geology-Nevada-Humboldt...II. Title: Osgood Mountains quadrangle, Humboldt County, Nevada. (Series) For sale by the Superintendent |  | | Journal (article/letter/editorial) | | 1153-1169 Chrysotile Asbestosat Woodsreef, New South Wales R. A. GLEN GeologicalSurveyof New SouthWales...chrysotile asbestosin the Great Serpentinite belt of New South Wales is restricted to a deposit in the bifurcated...dolerite, gabbro,and rodingite, occur immediately south of the Slice (the minor arm of the bifurcation)in...Paleozoie New England fold belt (see Leiteh, ern New South Wales is Australia's only large 1974, for a summary)...asbestos,since the asbestos deposit lies immediately south of the Slice, in an area where the ultramafic body |  | | Book (volume) | | Hav T. Morris 2: Mountain City Copper Mine, Elko County, Nevada RoBERT R. Coats F. KERR EDWARD C. STEPHENS...Deposits of the Central Mining District, Grant County, New Mexico so; The Geology of the Iron King...Copper-Molybdenum Mineralization at Mineral Park, Mohave County, 1258 Arizona Jd BIDER J. E. Frost D. M. CLIPPINGER...Sulfide Deposits of the Bagdad District, TSE) County, Yavapai Arizona ARTHUR BAKER, III ROBERT L....Deposits of the Questa Molybdenum Mine Area, Taox County, New Mexico RoBERT Part X. NORTHWESTERN H. |  | Lawrence, D.M., Allibone, A.H., Chang, Z., Meffre, S., Lambert-Smith, J.S., Treloar, P.J. (2017) The Tongon Au Deposit, Northern Côte d’Ivoire: An Example of Paleoproterozoic Au Skarn Mineralization☼. Economic Geology, 112 (7) 1571-1593 doi:10.5382/econgeo.2017.4522 | Journal (article/letter/editorial) | | to NNEstriking reverse faults to the north and south. Ferroan A-type granites and lamprophyric dikes...d’Ivoire, which consists of two open cut pits referred to as Tongon South and Tongon North. Tongon represents...Volcaniclastic units in the vicinity of the Tongon South deposit dip 30° to 50° toward the northwest, but...link N- to NE-striking faults to the north and south. Bedding also swings into an E- to ENEstriking orientation...study are largely based on mapping of the Tongon open pits and logging of drill core and drill chips, |
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