 | | Report (issue) | | Gold, base-metal, and related deposits of North Carolina 1011 by Gwendolyn W. Luttrell 12 U.S. Geological... Gold, base-metal, and related deposits of North Carolina Abstract Gold, silver, copper, lead, zinc,...barite, and rare-earths have been mined in North Carolina. Gold, with by-product silver, occurs in veins...deposits. Copper occurs with complex sulfide ores in quartz veins in the metamorphic rocks of the 10- Piedmont...along the borders of a granite body in Halifax 18 County. 19 and Vanoe Counties. 20- Tungsten minerals |  | | Report (edition) | | Information Circular GOLD RESOURCES OF NORTH CAROLINA by P. A. Carpenter, D oc ms C% M:*L Raleigh...for the general welfare of the citizens of North Carolina. The section conducts a number of basic and...Geological Survey Section, P.O. Box 27687, Raleigh, North Carolina 26711. Jeffrey C. Reid Chief Geologist Cover...2 Uses 3 Mining Methods and Recovery 3 Gold in North Carolina 5 History of Mining 5 Production...Deposits of North Carolina 12 Eastern Carolina Belt 12 Portis Mine 14 Other Mines 14 Carolina Slate |  | | Report (issue) | | IN NORTH CAROLINA INFORMATION CIRCULAR 29 DEPARTMENT OF ENVIRONMENT, HEALTH AND NATURAL RESOURCES ...agencies for the general welfare of the dtizens of North Carolina. The Section conducts basic and applied research...Resources, at Post Office Box 27687, Raleigh, North Carolina 27611-7687, or call (919) 733-2423. Jeffrey...Chief Geologist GOLD NORTH CAROLINA IN . by P. Albert Carpenter III NORTH CAROLINA GEOLOGICAL SURVEY INFORMATION...INFORMATION CIRCULAR 29 STATE OF NORTH CAROLINA James B. Hunt, Jr., Governor DEPARTMENT OF ENVIRONMENT |  | | Book (edition) | | Geology of North Carolina. QE 147 .A22 1866-1887 Pt.2 V.2 Chap.1 Digitized by the Internet Archive...org/details/mineralsminerall01 nort n o o / Geology of North Carolina. CHAPTER I. MINERALOGY. BY It F. A. GENTH...Mica mining industry, for example, has brought to a Pi 7 ? f 3 : GEOLOGY OP NORTH CAROLINA. 2...great many very interesting and unique forms of quartz crystals and rutiles, and has added a great number...York, has spent many months in explorations and mining for these mineral rarities, and has himself added |  | | Book (edition) | | LOCALITIES NORTH CAROLINA, BEING CHAPTER I, OP THE SECOND VOLUME OF THE GEOLOGY OF NORTH CAROLINA. Reprinted...OF E. M. UZZELL RALEIGH, N. C. GEOLOGY OF NORTH CHROLINS. CHAPTER I. MINERALOGY. BY It has F...data have been embodied. Sev- GEOLOGY OF NORTH CAROLINA. 4 eral causes have been operative in giving...some number of them not hitherto or, The Mica mining industry, elsewhere discovered iu America. great...with Mr. W. E. Hidden, of New explorations and mining for these mineral Among these, York, has spent |  | | Report (volume) | | 'THE GEOLOGICAL vt- ,(231 > ' " ^THE MINERALS CAROLINA''" i '- OF, - :l|^fe^H - GOTEENMENT LIBRARY... W. Powell, director | | The | minerals of North Carolina | by | Frederick Augustus Geiitk | [Vignette]...J. W. Powell, director | | The | mineralsof North Carolina | by | Frederick Augustus Genth | [Vignette]...W. Powell, director | | The | :aainerals of North Carolina | by | FrederickAugustusGenth j [Vignette]...50. II. Tertiary History of the G-rand Caiion District, with atlas, by Clarence E. Dutton, Capt. U. S |  | | Report (issue) | | Central group ____________________________ _ _ Carolina gneiss ________________________ _ Mica schist...__________________________________ _ ~ orth Carolina and South Carolina ______ ____ _ Georgia ______________...__________________________________ _ History of mining ________________ ·__________________ _ Production...__ _________________________ _; _____ _ Barren quartz veins ________________ _ Mineralized zones ___________...34 35 35 36 39 44 44 45 46 47 47 49 49 50 50 Mine descriptions ___________ --------- -- .. ------- |  | | Book | | ^/s^ 5 Mk^ THE âą^4^5 ^old I?|inE? of Worth Carolina. Mkl Mkl Mki Mk âą?4^# âą^4^2 Mk '^4^J -^4^5...N. Y. York. C^ompaijy's propi^rty. McDowell County, N, C. Uwharrie River, Randolph, Davidson and Montgomery...the Stock now being sold is to be Mines and Mining Land^, and for the further So resolved and guaranteed...EL DORADO aOLD 7, 1891 aEMS. and THE NORTH CAROLINA MOUNTAINS. IN JStoiies, iiolA and Many Rare...town in promagnificent country mansion. no gold mine worthy of the name east of the cess of transformation |  | | Journal (article/letter/editorial) | | acquired a large amount of information concerning the district across the central part of the range from Sacramento...south end of the Great Valley to Lassen Peak on the north. As thus defined, the THE 'Published by permission...limited on the north by the lavas of the Lassen Peak region, in the neighborhood of the North Fork of the...the Feather River, for to the north of this line there existed during Cretaceous time a great depression...of faulting, the continuation of which further north is apparently followed by the San Joaquin and Sacramento |  | | Journal (article/letter/editorial) | | anthropogenic factors influencing mercury speciation in mine wastes: an EXAFS spectroscopy studyâ Christopher...and J. William Carey Iron-rich precipitates in a mine drainage environment: Influence of pH on mineralogyâEnver...of weathered sulfides and manganoan carbonates in mine waste-rock dumps, with implications for heavy-metal...subduction at the Eocene Cordilleran margin of North America: a petrogenetic study from the southwestern...the sediment-hosted Grimsey hydrothermal field north of IcelandâT. Kuhn, P.M. Herzig, M.D Hannington |  | | Report (issue) | | California's past gold production. Although gold mining decreased greatly in the years during and following...extractive techniques have rekindled interest in mining this metal in the State. In addition to production...been taken from the Grass Valley-Nevada City lode district and from Tertiary river channels and Quaternary...at various times along the western margin of the North American continent. The eastern flank of this collage...wide system of mineralized rock and en echelon quartz viens extending for 120 miles through El Dorado |  | | Journal (article/letter/editorial) | | GEOPHYSICS, UNIVERSITY OF UTAH, SALT LAKE CITY, UT 84112, USA RECEIVED DECEMBER 18, 2001; ACCEPTED JUNE 30, 2003...127---105 Ma Cougar Point Tuff in southern Idaho, USA, consists of 10 large-volume (4102 ---103 km3 each)...and Rb/Sr isotopic studies on melt inclusions in quartz in the Bishop Tuff (Van Den Bogaard & Schirnick...oxfordjournals.org/ by guest on March 8, 2015 HENRIETTA E. CATHEY* AND BARBARA P. NASH JOURNAL OF PETROLOGY VOLUME...contamination by wall rock of glass included in quartz of the Bandelier Tuff, and cautioned against the |  | Drew, Dana L., Bindeman, Ilya N., Watts, Kathryn E., Schmitt, Axel K., Fu, Bin, McCurry, Michael (2013) Crustal-scale recycling in caldera complexes and rift zones along the Yellowstone hotspot track: O and Hf isotopic evidence in diverse zircons from voluminous rhyolites of the Picabo volcanic field, Idaho. Earth and Planetary Science Letters, 381. 63-77 doi:10.1016/j.epsl.2013.08.007 | Journal (article/letter/editorial) | | Eugene, OR 97403, USA U.S. Geological Survey, 345 MiddleïŹeld Road, Menlo Park, CA 94025, USA c Department...University of California, Los Angeles, CA 90095, USA d Research School of Earth Sciences, The Australian...Geosciences, Idaho State University, Pocatello, ID 83209, USA b a r t i c l e i n f o Article history: Received...zircons, O isotope data for major phenocrysts (quartz, plagioclase, and pyroxene), whole rock Sr and...Letters 381 (2013) 63â77 through Idaho as the North American plate moved southwest over the Yellowstone |  | | Report (volume) | | Bibliography of North American Geology, 1955 By RUTH REECE KING and others G .E 0 L 0 G I C A L S...============ In 1 8 9 285 BIBLIOGRAPHY OF NORTH AMERICAN GEOLOGY 1955 By RUTH REECE KING and others1...appeared during 1955 concerning the geology of the North American continent, including Greenland, the West...in foreign journals are cited if they deal with North American localities or are of a general nature,...with foreign areas. Articles by foreign authors on North America are included regardless of place of publication; |  | | Journal (article/letter/editorial) | | Sciences, Brigham Young University, Provo, Utah, 84602, USA (Received 15 November 2004; accepted 6 October 2005)...and the Fish Canyon Tuff of Colorado in western USA). Apparently, their magma chambers were only modestly...The typical mineral assemblage is plagioclase, quartz, biotite, hornblende, magnetite, ilmenite, pyrrhotite...165 43 572 983 QFM â0.3 ⊠900â970 C 95cpt/j10 Cathey & Nash, 2004 0.55 2.03 3.24 4.77 0.15 100.00 183...Yellowstone hotspot such as the Cougar Point tuffs (Cathey & Nash, 2004), the tuff of McMullen Creek (Wright |  | Ellis, Ben S., Barry, Tiffany, Branney, Michael J., Wolff, John A., Bindeman, Ilya, Wilson, Rob, Bonnichsen, Bill (2010) Petrologic constraints on the development of a large-volume, high temperature, silicic magma system: The Twin Falls eruptive centre, central Snake River Plain. Lithos, 120 (3) 475-489 doi:10.1016/j.lithos.2010.09.008 | Journal (article/letter/editorial) | | University, P.O. Box 642812, Pullman, WA 99164-6376, USA d Geological Sciences, University of Oregon, 1275... Oregon, OR 97403-1272, USA e 927 East 7th Street, Moscow, Idaho, 83834, USA b c a r t i c l e i n...an anhydrous mineralogy: plagioclase, sanidine, quartz, pigeonite, augite, ilmenite, titanomagnetite,...University, P.O. Box 642812, Pullman, WA 99164-6376, USA. Tel.: + 1 509 335 9185; fax: + 1 509 335 3700. E-mail...Mountains The Snake River Plain of southern Idaho, USA, was the site of voluminous bimodal, basaltârhyolite |  | | Journal (article/letter/editorial) | | both mafic and 51 felsic volcanic rocks (e.g. Cathey and Nash, 2009; Ekren et al., 1984; Garcia and...area of more 69 than 250 km east-west and 100 km north-south, and extending for a further ~70,000 km2 ...differentiation and maturation in 80 the upper crust (e.g. Cathey and Nash, 2009; Ellis et al., 2010), or are the...HS are exposed over ~30,000 km2 in the central-north east 96 of the Gawler Craton (Figure 1) (Blissett...et al., 2008). 117 GRV units dip gently to the north and east and are overlain by younger Proterozoic |  | Almeev, Renat R., Bolte, Torsten, Nash, Barbara P., Holtz, François, Erdmann, Martin, Cathey, Henrietta E. (2012) High-temperature, low-H2O Silicic Magmas of the Yellowstone Hotspot: an Experimental Study of Rhyolite from the BruneauâJarbidge Eruptive Center, Central Snake River Plain, USA. Journal of Petrology, 53 (9) 1837-1866 doi:10.1093/petrology/egs035 | Journal (article/letter/editorial) | | Bruneau^Jarbidge Eruptive Center, Central Snake River Plain, USA 1 INSTITUTE OF MINERALOGY, LEIBNIZ UNIVERSITY OF...UNIVERSITY OF UTAH, SALT LAKE CITY, UT 84112-011, USA RECEIVED OCTOBER 7, 2011; ACCEPTED MAY 3, 2012 ADVANCE...of glasses quenched from melts coexisting with quartz, sanidine and plagioclase depend on pressure and...typically in the range 900^10008C (Honjo et al., 1992; Cathey & Nash, 2004, 2009; Ellis et al., 2010), whereas...rhyolitic suites contain plagioclase, sanidine and quartz, the water contents of the early, high-temperature |  | Szymanowski, Dawid, Ellis, Ben S., Bachmann, Olivier, Guillong, Marcel, Phillips, William M. (2015) Bridging basalts and rhyolites in the YellowstoneâSnake River Plain volcanic province: The elusive intermediate step. Earth and Planetary Science Letters, 415. 80-89 doi:10.1016/j.epsl.2015.01.041 | Journal (article/letter/editorial) | | Perimeter Drive MS 3014, Moscow, ID 83844-3014, USA a r t i c l e i n f o Article history: Received...YellowstoneâSnake River Plain (YSRP) province in the north-western USA (Bonnichsen et al., 2008; Christiansen and...represents the direction and velocity of movement of the North American plate (after Nash et al., 2006). (b) SimpliïŹed...phases are notably homogeneous in major elements (Cathey and Nash, 2004; Ellis and Wolff, 2012; Ellis et...Kakanui augite NMNH 122142 for pyroxenes, Lake County labradorite USHM 115900 for feldspars and Yellowstone |  | | Journal (article/letter/editorial) | | ashfall deposits found across the western portions of North America with geochemical affinities to the Snake...University, 1910 University Drive, Boise, ID 83725, USA rock record. Among the challenges for volcanological...assemblage containing plagioclase ± sanidine ± quartz + augite ± pigeonite ± orthopyroxene ± fayalitic...fayalitic olivine and accessory zircon and apatite (Cathey and Nash 2004; Bonnichsen et al. 2008; Branney et...products of a single, huge eruption (Fig. 1). From the north of the CSRP, the samples come from the Fir Grove |  | Blum, Tyler B., Kitajima, Kouki, Nakashima, Daisuke, Strickland, Ariel, Spicuzza, Michael J., Valley, John W. (2016) Oxygen isotope evolution of the Lake Owyhee volcanic field, Oregon, and implications for the low-ÎŽ18O magmatism of the Snake River PlainâYellowstone hotspot and other low-ÎŽ18O large igneous provinces. Contributions to Mineralogy and Petrology, 171 (11) doi:10.1007/s00410-016-1297-x | Journal (article/letter/editorial) | | University of WisconsinMadison, Madison, WI 53706, USA 2 Tohoku University, Miyagi 980â8578, Japan axis...northeast, opposite to the inferred motion of the North American plate (Rodgers et al. 2002). Post-15 Ma...vents overlap the northâsouth-trending Oregon-Idaho Graben (OIG) (Fig. 2), a northâsouth-trending region... a densely welded ash-flow tuff erupted to the north (Fig. 2). Rytuba et al. (1991) also documented several...based on ponding of calderaforming ignimbrites in northâsouth-trending basin structures on the eastern margin |  | | Journal (article/letter/editorial) | | pairs, apatite and zircon solubility, and Ti in quartz) indicate a pre-eruptive temperature in the range...University of Utah, Salt Lake City, UT 84112â011, USA strongly dependent on the experimental approach...assemblage at these temperatures. Using the Ti-in-quartz barometer and the QzâAbâ Or proportions of natural...natural matrix glasses, coexisting with quartz, plagioclase and sanidine, the depth of magma storage is...Yellowstone hotspot along the Snake River Plain in Idaho, USA, is the focus of a large number of studies, beginning |  | | Journal (article/letter/editorial) | | SCIENCES, 1272 UNIVERSITY OF OREGON, EUGENE, OR 97403, USA 2 DEPARTMENT OF EARTH AND SPACE SCIENCES, UNIVERSITY...UNIVERSITY OF CALIFORNIA, LOS ANGELES, CA 90095, USA RECEIVED MAY 31, 2010; ACCEPTED JANUARY 25, 2011 Generation...Plateau (SRP^YP) volcanic province in the western USA is one of the largest and most productive silicic...(87Sr/86Sr50·706) to the Precambrian craton of North America (87Sr/86Sr40·706). The three major caldera-forming...â â â 4·29 4·33 3·29 â â â â â 6·40 Quartz 2·34 1·23 1·83 â â â â â 1·50 1·61 1·89 |  | | Report (issue) | | North Carolina Department of Conservation and Development George R. Ross, Director Division of Mineral...Resources OF THE Hot Springs Window, Madison County, North Carolina By Steven S. Oriel Prepared in Cooperation...Raleigh, North Carolina March 20, 1950 To His Excellency, Honorable W. Kerr Scott Governor of North Carolina...Resources of the Hot Springs Window, Madison County, North Carolina." This bul letin is another in a series...faults , , 18 35 Criteria used in recognition 35 Mine Ridge thrust fault 36 Brushy Mountain thrust fault |  | | Journal (article/letter/editorial) | | report high precision oxygen isotope analyses of quartz, pyroxene, magnetite, and zircon that we use to...are highest for quartz-magnetite and quartz-clinopyroxene (~950 °C), with lower quartz-zircon (850 °C)...QUILF, two-pyroxene), zircon saturation, Ti-in-quartz and zircon, and experimental and modeled phase...yield high temperatures of up to 950 °C (e.g., Cathey and Nash * E-mail: loewenm@uoregon.edu 0003-004X/16/0005â1222$05...TEMPERATURES FOR RHYOLITES a. b. hot-dry quartz-magnetite quartz-zircon 0.08 0.26 1 3 5 Age (Ma) 7 |
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