 | | Report (volume) | | Results of Geochemical Sampling in McCormick County, South Carolina By HENRY BELL III GEOLOGICAL SURVEY...statistically areas favorable for prospecting in the Carolina slate belt UNITED STATES GOVERNMENT PRINTING...threshold or greater amounts of an element, McCormick area, South Carolina. 2. In which heavy-mineral concentrates...determined by spectragraphic analysis, McCormick area, South Carolina. 3. In which heavy-mineral concentrates...contain a magnetic fraction 2:4.8 grams, McCormick area, South Carolina. 4. In which the nonmagnetic fraction |  | | Journal (article/letter/editorial) | | Theseare: hydrothermallyalteredwall-rockconsistingof quartz-sericite-kaolinite schistandquartz-sericite sc...Massivepyrite and gold have beenmined at the Haile mine. In the MĀ½Cormick-LinĀ½olnton area,a near-surface...pannedfrom alluviumin streamsdrainingan areaof quartz-sericitekaolinite schist. The depositionof massivesulfides...fracture-controlled alteration. Introduction Geologyof the Carolina Slate Belt, M^ssā¢vEsulfide and gold depositsoccur...in hydrothermallyalteredmetamorphicrocksof the Carolina slatebelt in the Piedmontof SouthCarolina(Fig |  | | Journal (article/letter/editorial) | | Geochemistryand TectonicSettingof the Volcanicsof the Carolina Slate Belt P. GEOFFREY FEISS Departmentof Geology...ChapelHill, North Carolina27514 Abstract The Carolina slatebelt consists of Precambrian-Cambrian,metamorphosed...proto-AtlanticOcean.Within the slatebelt, in centralNorth Carolina,SouthCarolina, and on the SouthCarolina-Georgia...affinitiesand their metamorphicallyremobilizedsulfideand Au quartz deposits. A total of 296 chemicalanalysesof volcanicrocksand...Gold Hill district, North Carolina, and the Lincolnton-McCormick district, South Car- olina-Georgia, is |  | | Report (issue) | | Barite Hill GoldSilver Deposit and Vicinity, South Carolina and Georgia By SandraH.B. Clark U.S. Geological...Barite Hill GoldSilver Deposit and Vicinity, South Carolina and Georgia By Sandra H.B. Clark, U.S. Geological...province in McCormick County, South Carolina. The deposit is in the Lincolnton-McCormick district, which...kyanite, and manganese, in rocks of the southern Carolina slate belt (pi. 1). The Barite Hill deposit was...2) and block diagrams (pi. 3) of the Barite Hill mine to supplement a brief summary of the geology of |  | | Journal (article/letter/editorial) | | m the re- ore is unclear,asat Ore Knob, North Carolina, where gionhavebeenof an incidentalnature,andonlythree...this type can alsobe found in the sten, North Carolina, and Dahlonega,Georgia,dis- Piedmontgeologicprovince...found isotopestudy of the depositsof the central Carolina in upper Precambrianto lower Paleozoicmetavolslatebelt...tungstendistrict, ā¢orth Carolina; S, Cid district, ā¢orth Carolina; 4, Gold Nil] district, North Carolina; 5ā¢ Lincolnton-...SouthCarolinaā¢6, KingsCreek barite mine, South Carolina; ?, Cameron mine, South Carolina; 8, Castle'sprospect,SouthCarolina:9 |  | | Journal (article/letter/editorial) | | November 2014 Covellite Summitville, Rio Grande County, Colorado Two minerals are typically formed when...periods when some chance discovery in an active mine makes them briefly available to collectors. Chalcocite...such localities as the Loudville mine, Easthampton, Hampshire County, Massachusetts; Mineral Hill, WakeFigure...Figure 3. An aesthetic specimen from the East Colusa mine, Butte, Montana, consisting of sharply developed...photo. field, Carroll County, New Hampshire; the Ecton mine, Montgomery County, Pennsylvania; and many |  | | Report (issue) | | Volcanic-Rock-Hosted Barite Hill Gold Deposit, Carolina Slate Belt Sandra H.B. Clark , David D. Greig...80202 Consultant, 2 Partridge Court, Aiken, South Carolina 29802 A PRELIMINARY REPORT ON THE GEOLOGY...VOLCANIC-ROCKHOSTED BARITE HILL GOLD DEPOSIT, CAROLINA SLATE BELT Sandra H.B. Clark, U.S. Geological...Bryan, Consultant, 2 Partridge Court, Aiken, South Carolina 29802 Text and copies of slides for a paper...Winston-Salem, North Carolina, March 19, 1992. SLIDE 1 Location in Slate Belt. The Barite Hill mine is located |  | | Report (issue) | | 170 Carolina slate belt polymetallic stratabound sulfide deposits 175 Central North Carolina slate...slate belt 177 Lincolnton-McCormick district, Georgia and South Carolina Other slate belt deposits 188...188 191 Sulfur isotopes in Carolina slate belt 11. massive sulfides 191 Northern Alabama Piedmont...250 Area around the Haile and Brewer mines, South Carolina 255 Results of sulfur isotope study 260... 163 174 Geologic map of the central North Carolina slate belt showing locations of sulfide deposits |  | | Report (volume) | | The Crystalline Rocks of South Carolina By WILLIAM C. OVERSTREET and HENRY BELL III GEOLOGICAL SURVEY...of the Piedmont and Blue Ridge provinces of South Carolina UNITED STATES GOVERNMENT PRINTING OFFICE,...and Precambrian(?) age_______________________ Carolina slate belt_________________________________________...Quartzite_________________________________________ Quartz-microcline gneiss____________________________ Intrusive...____ __ ____ ____ ________ ____ ___ __ _ Yorkville Quartz Monzonite________________________ Unnamed granites |  | | Report (issue) | | Central group ____________________________ _ _ Carolina gneiss ________________________ _ Mica schist...__________________________________ _ ~ orth Carolina and South Carolina ______ ____ _ Georgia ______________...__ _________________________ _; _____ _ Barren quartz veins ________________ _ Mineralized zones ___________...34 35 35 36 39 44 44 45 46 47 47 49 49 50 50 Mine descriptions ___________ --------- -- .. -------...___ _______________________ _______ _ Fauquier County ____ ______ ______ _____ _____ _ Franklin ____ |  | | Journal (article/letter/editorial) | | Rock Coating Development in Cold Climates Ronald I. Dorn 1,2, * 1 2 * and David H. Krinsley 2 School of...85287-5302, USA Department of Geological Sciences, University of Oregon, Eugene, OR 97403, USA Correspondence:...rock coatings; rock varnish Forward by Ronald I. Dorn Dr. David Krinsley passed away 5 November 2017 at...Clark Mountains, Antarctica Palisades glacier, acid mine drainage Ngozumpa Glacier, Nepal Khumbu Nepal ā63...samples, the result of direct action such as acid mine drainage and the result of global processes such |  | Klein, T. L., Cunningham, C. G., Logan, M.A.V., Seal, R. R. (2007) The Russell Gold Deposit, Carolina Slate Belt, North Carolina. Economic Geology, 102 (2) 239-256 doi:10.2113/gsecongeo.102.2.239 | Journal (article/letter/editorial) | | 239ā256 The Russell Gold Deposit, Carolina Slate Belt, North Carolina TERRY L. KLEIN,ā U.S. Geological...Abstract Gold deposits have been mined in the Carolina slate belt from the early 1800s to recent times...large mines in South Carolina. The Russell mine, one of the larger producers in North Carolina, is located...has shown that a rhyolitic dome near the Russell mine was extruded during the deposition of the lower...known Brewer, Haile, and Ridgeway deposits of South Carolina. Gold was mined from at least six zones that |  | Otter, Laura M., Macholdt, Dorothea S., Jochum, Klaus Peter, Stoll, Brigitte, Weis, Ulrike, Weber, Bettina, Scholz, Denis, Haug, Gerald H., Al-Amri, Abdullah M., Andreae, Meinrat O. (2020) Geochemical insights into the relationship of rock varnish and adjacent mineral dust fractions. Chemical Geology, 551. 119775pp. doi:10.1016/j.chemgeo.2020.119775 | Journal (article/letter/editorial) | | Environmental Sciences, Macquarie University, Sydney, New South ro c Wales 2109, Australia Multiphase Chemistry...Arabia, the Negev in Israel, and the Mojave in the USA, which are compared to the significantly different...different environment of the semi-arid Knersvlakte in South Africa. A new in situ trace element analysis protocol...metallic-looking varnish occurs mainly on the rim of quartz pebbles, lacks microlamination, Jo ur and likely...photo-catalysis, nocturnal condensation events on quartz pebbles with subsequent water trapping at the |  | | Journal (article/letter/editorial) | | 2012). and anthropogenic features such as mine tailings and mine waste piles. Coatings on rocks and minerals...preserve records of past and recent Arizona (USA) and Peru (Dorn 2013), whereas black FeāMn-oxide coatings...Planning Arizona State University Tempe AZ 85287-5302 USA E-mail: ronald.dorn@asu.edu E lements , V ol . 13...definition for the term coating in the Earth sciences. Dorn et al. (2017 this issue) distinguish between weathering...coatings formed by deposition from the exterior allows Dorn et al. (2017 this issue) to depict the dynamic transition |  | | Journal (article/letter/editorial) | | Greatest Gold Deposit: The Witwatersrand Goldfield, South Africa Bruce Cairncross [11:40 to Noon] An Island...Recovery History of the Olinghouse District, Washoe County, Nevada Scott Kleine [2:20 to 2:40] The Gold Tellurides...Raines [2:40 to 3:00] The Round Mountain Gold Mine, Nye County, Nevada R. Scott Werschky LUNCH BREAK the...Ontario, as well as such unlikely places as South Carolina and Papua New Guinea. Although not all of these...mines, including the Eagleās Nest and the Colorado Quartz mines, were successfully operated exclusively for |  | Macholdt, D.S., Jochum, K.P., Pƶhlker, C., Stoll, B., Weis, U., Weber, B., MĆ¼ller, M., Kappl, M., Buhre, S., Kilcoyne, A.L.D., Weigand, M., Scholz, D., Al-Amri, A.M., Andreae, M.O. (2015) Microanalytical methods for in-situ high-resolution analysis of rock varnish at the micrometer to nanometer scale. Chemical Geology, 411. 57-68 doi:10.1016/j.chemgeo.2015.06.023 | Journal (article/letter/editorial) | | different locations (Negev, Israel; Knersvlakte, South Africa; Death Valley and Mojave Desert, California):... however, no Fe-rich layers are present in the South African rock varnish samples. Furthermore, cavities...Orinoco River (Von Humboldt and Bonpland, 1819, Dorn et al., 2012a). Meanwhile, similar rock varnishes...paleoclimate archive (Perry and Adams, 1978; Liu and Dorn, 1996). Since there are almost no climate archives...(Reneau et al., 1992; Thiagarajan and Lee, 2004; Dorn, 2008; Goldsmith et al., 2014) with differing techniques |  | | Journal (article/letter/editorial) | | Planning Arizona State University Tempe AZ 85287-5302 USA E-mail: ronald.dorn@asu.edu 2 Quaternary Surveys...Sciences University of Oregon Eugene, OR, 97403 USA E-mail: krinsley@uoregon.edu E lements , V ol ....(identified by the black arrow) at Gooseberry Mesa, Utah (USA). (R ight) Back scattered electron image of two hardening...weathering rind and now forms the cement binding quartz grains together. Figure 1 4 The general term...a precondition for spalling of rinds (Gordon and Dorn 2005) and rindlets (Behrens et al. 2015) and for |  | Crispini, Laura, Federico, Laura, Capponi, Giovanni, Talarico, Franco (2011) The Dorn gold deposit in northern Victoria Land, Antarctica: Structure, hydrothermal alteration, and implications for the Gondwana Pacific margin. Gondwana Research, 19 (1) 128-140 doi:10.1016/j.gr.2010.03.010 | Journal (article/letter/editorial) | | e l s ev i e r. c o m / l o c a t e / g r The Dorn gold deposit in northern Victoria Land, Antarctica:...Antarctica RossāDelamerian Orogeny a b s t r a c t The Dorn gold deposit in northern Victoria Land, Antarctica...estimates for mineralization from 290ā320 Ā°C, the quartz dominant vein system with sulļ¬des and Fe-rich carbonates...eastern Australia, the South Island of New Zealand, and the Eastern Cordillera of South America. The Antarctic...of the gold mineralization is shown close to the Dorn Glacier. Equal-area lower-hemisphere projection |  | | Journal (article/letter/editorial) | | THE Maryland Mine Downloaded by [Australian National University] at 04:12 13 March 2015 Marylandās...Marylandās Last Underground Gold Mine Figure 1. according to Huntley Ingalls, this amazing sample, containing gold...gold as wires and flakes in quartz, was once part of a much larger ore specimen that was nearly a foot...recovered from a rich ore shoot in the Maryland mine sometime between 1900 and 1910. Such a specimen...only when prospective investors would visit the mine. This much smaller, yet remarkable, piece was saved |  | | Journal (article/letter/editorial) | | southeastern margin of characteristic of spilites,quartz keratophyres,and Laurentiain the southernAppalachians:...APPALACHIAN-CALEDONIAN MASSIVE SULFIDE DEPOSITS 1447 Carolina(Espenshade, 1963). Mostof the amphib- contain...of southwestern Virginia and northwesternNorth Carolina showing the locationof majormassive sulfidedeposits...nsesin highlyschistose (Hill, 1980); locally,a quartz-albiterock of 6.7% Zn + Pb), is hostedby multiply...respectively. The spreadof the and at higher levels in the mine, the footwall is andRamundberget, data on plotsinvolvingNa |  | Xu, Xiaoming, Li, Yan, Li, Yanzhang, Lu, Anhuai, Qiao, Ruixi, Liu, Kaihui, Ding, Hongrui, Wang, Changqiu (2019) Characteristics of desert varnish from nanometer to micrometer scale: A photo-oxidation model on its formation. Chemical Geology, 522. 55-70 doi:10.1016/j.chemgeo.2019.05.016 | Journal (article/letter/editorial) | | diversity of lithologies (Engel and Sharp, 1958; Dorn, 1991, 2007). ACCEPTED MANUSCRIPT AC CE PT...mineral clasts and organic matters (Dorn and Oberlander, 1982; Dorn, 1998; Mancinelli et al., 2002; Edwards...desert (Dorn, 2009; Goldsmith et al., 2014), urban areas (Vicenzi et al., 2016), high mountains (Dorn, 1991)...1991), cold environments (Dorn et al., 1992) and even extraterrestrial sites (DiGregorio, 2001; Perry and...theories of varnish formation have been proposed (Dorn, 2007, 2008): 1) Abiotic hypothesis (Engel and Sharp |  | | Journal (article/letter/editorial) | | ... Siskiyou County (National Defenseclaim) ........................ Humboldt County (Queen's Peak deposit).......... Trinity County (ManganeseQueenmine; Lucky Bill prospect) ...... Butte County (Binet prospect;Bear........... Nevada County (Manga-Chromemine; Smith prospect) ............ Amador County (Germolisprospect;Lubankoprospect)...Mariposa County (Caldwell mine) ................................ CalaverasCounty (Kellogg mine) ................................... Kern County(Big Indian deposit;B.H.P. prospect)................ 44 44 44 |  | | Journal (article/letter/editorial) | | made it of interest in ļ¬elds such as anthropology (Dorn et al., 2012b; Elvidge and Moore, 2013), paleoclimate...at rock surfaces via atmospheric transport (Dorn, 2007; Dorn et al., 2013; Fleisher et al., 1999; Perry...aspects of both the abiotic and biotic hypotheses (Dorn, 2007; Krinsley, 1998). Rock varnish is found most...has been extensively studied in these climates (Dorn, 2007; Engel and Sharp, 1958; Fleisher et al., 1999;...including tropical and polar environments (Dorn and Krinsley, 2011; Dorn et al., 1992; Macholdt et al., 2017b) |  | | Journal (article/letter/editorial) | | like illite, kaolinite, smectite, and feldspar, quartz, carbonates like calcite and dolomite, manganese...doi:10.1016/j.chemer.2007.03.001 in drylands (e.g. Dorn, 1998, 2006). Such coatings are of variable thickness...oxyhydroxides, clay minerals, and additional grains of quartz, feldspar, and carbonates (e.g. Potter and Rossman...Cremaschi, 1996; Dragovich, 1998; Watchman, 2000; Dorn, 2001; Lee and Bland, 2003). However, precaution...the speciļ¬c natural environments (Dorn and Oberlander, 1981; Dorn, 1998, 2006). It is well established |  | | Journal (article/letter/editorial) | | 1977; Potter & Rossman, 1979; Perry & Adams, 1978; Dorn & Oberlander, 1981). The mineralogical composition...do occur on exposed rock surfaces in Antarctica (Dorn et al., 1992; Krinsley et al., 1995; Krinsley, 1998)...paleoenvironmental reconstructions (Krinsley et al., 1995; Dorn, 1990; Dragovich, 1994) and dating of land surfaces...arrows on Antarctica indicate the Dry Valleys, south of the enlarged area (left arrow), and Mt. Erebus...physical breakdown of layered texture has occurred (Dorn & Krinsley, 1991). In Antarctica rock varnishes |
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