 | | Journal (article/letter/editorial) | | 46 Ž1999. 215–233 Lithospheric sources of North Florida, USA tholeiites and implications for the origin...Geology, UniÕersity of Florida, GainesÕille, FL 32611, USA Received 18 November 1997; accepted 25 September...Tectonophysics 188, 291–302x. It is suggested that the North Florida tholeiites were derived from within the...1-Ga source, a similar age to that proposed by Pegram wPegram, W.J., 1990. Development of continental...chemistry of the Mesozoic Appalachian tholeiites, USA Earth and Planetary Science Letters 97, 316–331x |  | | Journal (article/letter/editorial) | | University of North Carolina at Chapel Hill, Mitchell Hall 029A, Chapel Hill, North Carolina 27514 ABSTRACT...younger sedimentary rocks. It is also bordered on the north by a n o r t h w a r d thickening wedge of Phanerozoic...complex assemblage of plutons intruded along a north-south axis between metamorphic wall rocks. To the...granodiorite, adamellite, and granite intruded along a north-south axis into metamorphic wall rocks belonging...growth (Kroner, 1977). The Precambrian massifs of North Africa are surrounded by Paleozoic and younger sedimentary |  | | Journal (article/letter/editorial) | | Igneous Activity in the Suwannee Terrane, Southeastern USA: Petrogenesis and Gondwanan Affinities A.L. Heatherington...Sciences, University of Florida, Gainesville, FL 32621, USA (Manuscript received December 1,2002; accepted January...Suwannee terrane is exotic with respect to native North America, is Gondwanan or peri-Gondwanan in origin...circum-Atlantic terranes such as Avalon, Cadomia, and the Carolina terrane (Cfamer, 1973; Odom and Brown, 1976; Pojeta...Mueller, 1999a). The Suwannee terrane was sutured to North America approximately 300 Ma, during the Alleghanian |  | | Journal (article/letter/editorial) | | crust. Nineteen olivine tholeiites and sixteen quartz tholeiites from the length of this province, associated...age of the Grenville crust underlying easternmost North America. The MAT exhibit significant trace element...initial end values for MAT from North Carolina (NC), South Carolina (SC), Pennsylvania (PA), New Jersey...basins that parallel the continental margin of North America. These basins are developed within the late... the southern half of the M A T province w.J. PEGRAM is dominated by olivine tholeiite dikes and sills |  | | Journal (article/letter/editorial) | | diabases, apparently synchronous with the main Eastern North American tholeiites, represent renewed partial melting...Mesozoic igneous rocks, associated with rifting in the north Atlantic Ocean, form two groups on the Atlantic...olivine-normative tholeiitic diabases elsewhere in eastern North America (e.g., Warner et al. 1985). In their overall...Appalachian Tholeiites” in the U.S. analyzed by Pegram (1990). They imply a mantle source lacking major...many “Mesozoic Appalachian Tholeiites” analyzed by Pegram (1990), as does 31/05/00, 9:56 EARLY MESOZOIC |  | | Journal (article/letter/editorial) | | Copyright © 1998 Elsevier Science Ltd Printed in the USA. All rights reserved 0016-7037/98 $19.00 1 .00 Pergamon...02543-1541, USA 2 Department Earth Sciences, Dartmouth College, Hanover, New Hampshire 03755, USA (Received...surrounding the North Atlantic provides a mechanism for the slightly more radiogenic nature of North Atlantic...scales in high-latitude shield areas surrounding the North Atlantic. Copyright © 1998 Elsevier Science Ltd...(e.g., Pegram et al., 1992; Ravizza, 1993; PeuckerEhrenbrink et al., 1995; Turekian and Pegram, 1997) |  | | Journal (article/letter/editorial) | | collectors have ignored safety regula tions, quarry or mine regulations, and have damaged tools belonging to... hematite, chlorite, quartz, amethyst and other minerals at the Beauregard Mine in New Hampshire. — The...slides and specimens from summer trips. Read Gold Mine for an experiment in gold panning. CONNECTICUT-RHODE...of good fellow ship. They found cutting jasper, quartz crystals, botryoidal, goethite, banded lime stone...Other minerals included quartz, py rite and green mica (fuchsite?) CAROLINA The Spartanburg Gem and |  | | Journal (article/letter/editorial) | | Copyright © 2002 Elsevier Science Ltd Printed in the USA. All rights reserved 0016-7037/02 $22.00 ⫹ .00 Pergamon...University, Box 208109, New Haven, CT 06520-8109, USA (Received September 11, 2000; accepted in revised...added, and the system was secured and heated. The quartz filter was not dissolved in this process, but the...followed the procedures described by Pegram et al. (1994) and Pegram and Turekian (1999). Blank corrections...the Os isotope signature with time (Pegram et al., 1992; Pegram and Turekian, 1999). The more radiogenic |  | Callegaro, Sara, Marzoli, Andrea, Bertrand, Hervé, Chiaradia, Massimo, Reisberg, Laurie, Meyzen, Christine, Bellieni, Giuliano, Weems, Robert E., Merle, Renaud (2013) Upper and lower crust recycling in the source of CAMP basaltic dykes from southeastern North America. Earth and Planetary Science Letters, 376. 186-199 doi:10.1016/j.epsl.2013.06.023 | Journal (article/letter/editorial) | | source of CAMP basaltic dykes from southeastern North America Sara Callegaro a,∗ , Andrea Marzoli a ,...Quest, 14243 Murphy Terrace, Gainesville, VA 20155, USA f Department of Applied Geology, Curtin University...magmatic province (CAMP) occur in southeastern North America (SENA) and were intruded between 202 and...entire magmatic province, including its eastern North American (ENA) part (i.e. Beutel et al., 2005; De...Snider, 1979; Heatherington and Mueller, 1999; Pegram, 1990). In this framework, our study is centered |  | | Journal (article/letter/editorial) | | Department, Middlebury College, Middlebury, VT 05753, USA Received January 16, 1991/Accepted June 7, 1991 ...Oceanography, Oregon State University, Corvallis, OR 97331, USA Offprint requests to: R.A. Coish geological and...Mallick et al. 1990; Martinez and Cochran 1988; Pegram 1990; Petrini et al. 1988; White and McKenzie 1989)...associated with the late Proterozoic rifting of the North American continent (Coish 1989; Coish et al. 1985;...McLelland and Chiarenzelli (1990) the country rock. North of the town of Black Brook (BB), at the base of |  | | Journal (article/letter/editorial) | | Copyright © 1999 Elsevier Science Ltd Printed in the USA. All rights reserved 0016-7037/99 $20.00 ⫹ .00 Pergamon...indicate closed system behaviour of Re and Os in these mine samples and reaffirm the validity of 187Re–187Os...to date organic-rich sediments. The age of these mine samples from the outer belt seems to be a few hundred...leachable fraction of pelagic clays (Pegram et al. 1992; Turekian and Pegram, 1997) and metalliferous carbonate...Himalaya (Pegram et al. 1992; Ravizza, 1993; Ehrenbrink et al., 1995; Turekian and Pegram, 1997; Pierson-Wickman |  | | Journal (article/letter/editorial) | | Copyright © 1999 Elsevier Science Ltd Printed in the USA. All rights reserved 0016-7037/99 $20.00 ⫹ .00 Pergamon...corrected for meteoritic contributions WILLIAM J. PEGRAM and KARL K. TUREKIAN* Department of Geology and...University, P.O. Box 208109, New Haven, CT 06520-8109, USA (Received July 24, 1997; accepted in revised form...leaching procedure on a pelagic clay core from the North Pacific (Long Lines-44 GPC3). A 6% H2O2 solution...acid, and 80 mL of water distilled sequentially in quartz and Teflon at subboiling temperatures. The resulting |  | | Report (issue) | | Eastern North American Mesozoic Magmatism iS) Edited by John H. Puffer and Paul C. Ragland * » Eastern... Eastern North American Mesozoic Magmatism Edited by John H. Puffer Geology Department Rutgers University...Congress Cataloging-in-Publication Data Eastern North America Mesozoic magmatism / edited by John H. Puffer...Huff 75 . II. EASTERN NORTH AMERICAN (ENA) THOLEIITIC MAGMATISM 6. Eastern North American Flood Basalts...Geochemistry and Petrogenesis of the Early Mesozoic North Mountain Basalts of Nova Scotia, Canada . J. Dostal |  | | Journal (article/letter/editorial) | | of Geology and Geophysics, Woods Hole, MA 02543, USA Received 6 June 1994; accepted after revision 20...Fe-Mn-oxyhydroxides. The technique was modified after Pegram et al. [l] and l-9 g of sample powder was used...90 ml of quartz-distilled H,O. This leaching solution is much weaker than that used by Pegram et al. [ll...purification of osmium is described in detail by Pegram et al. El], Ravizza [2] and Hauri and Hart [13]...Ocean. Upper panel: Content of II (+I and shocked quartz (0). Middle panel: OS concentration (leach = o; |  | Marzoli, Andrea, Jourdan, Fred, Puffer, John H., Cuppone, Tiberio, Tanner, Lawrence H., Weems, Robert E., Bertrand, Hervé, Cirilli, Simonetta, Bellieni, Giuliano, De Min, Angelo (2011) Timing and duration of the Central Atlantic magmatic province in the Newark and Culpeper basins, eastern U.S.A. Lithos, 122 (3) 175-188 doi:10.1016/j.lithos.2010.12.013 | Journal (article/letter/editorial) | | NJ 07102, USA d Department of Biological Sciences, Le Moyne College, Syracuse, NY 13204, USA e Paleo Quest...Quest, 14243 Murphy Terrace, Gainesville, VA 20155, USA f Laboratoire des Sciences de la Terre, UMR-CNRS...(Moroccan Lower to Upper basalts, the Fundy basin North Mountain Basalt, and Orange Mountain and equivalent...erupted in circum-Atlantic basins in Europe, Africa, North and South America over a total surface in excess...the once contiguous extensional basins of eastern North America (ENA) and Morocco, where they are interlayered |  | | Journal (article/letter/editorial) | | to serve the war effort by operating the Harding mine in Dixon, New Mexico. His recovery of the rare and...FROM THE PALERMO NO. 1 PEGMATITEyGROTON, GRAFTON COUNTY, NEW HAMPSHIRE: PARAGENE,SIS.K King, PO.Box 126...Groton, Grafton County, New Hampshire. Paragenesis 1 consists of cavities in quartz veins extending from...Palermoite can be sprinkled randomly on the surfaces of quartz crystals lining voids in the vein. Associated species...heavy rusty staining of the siderite, whitlockite, quartz, and other host minerals, as well as virtually |  | | Journal (article/letter/editorial) | | ALABAMA—Cherokee County is' in northeastern Alabama. In the central part of Cherokee County is the little...10-yr. old subscriber, Buddy Stewart. "Cherokee County has a wide variety of minerals ranging from those...found are bauxite, coal, mica, quartz. Limestone also occurs. Cherokee County is full of minerals, so Buddy...around Rock Run, in the southeastern part of the county, and was mined extensively in recent years. The...Rock Run. "Quartz, mica, iron ore, coal and limestone are found all over Cherokee County. "Lots of Indian |  | | Journal (article/letter/editorial) | | Deposits of the Virgilina District of Virginia and North Carolina. By FRANCIS BAKER LANEY. Virginia Geological...jointly by the Virginia Geological Survey and the North Carolina Geological and Economic Survey.) 1917. Pp....which lies partly in Virginia and partly in North Carolina is one of the copper districts in the eastern...and parts of Granville and Person counties, North Carolina. The area is made up almost wholly of igneous...the approximate order of their abundance, are: quartz, calcite, epidote, chlorite, hematite, sericite |  | | Journal (article/letter/editorial) | | (1996) 0 Meteoritical Society, 1996. Printed in USA. Siderophile trace elements in ALH84001, other SNC...University of California, Los Angeles, California 90095, USA *MineralogicalInstitute, Graduate School of Science...ionic radii of Re4+ and W4+ are nearly identical. Pegram and Allkgre (1992) modeled the typical Re content...a1 (1980), Walker ef al. (1988), Martin (1991), Pegram and Allegre (1992), Ellam et al. (1992), Hauri...crystallization. As another complicating factor, Mitchell and Keays (1981) proposed that many siderophile |  | | Report (volume) | | Picabo, Sawtooth, and Soldier quadrangles (Blaine County)...... Chatcolet Station, Kendrick, and Pullman................ Priest Lake quadrangle (Kootenai County).............................. Index.............Hamilton (Montana-Idaho). Idaho Basin. Meadows. Mitchell Butte (Oregon-Idaho). Spokane (Washington-Idaho)...Eaton, Idaho. Huntington, 5.2 miles east of, on north side of railroad, at first telegraph Feet. pole...2, 077. 363 Old's Ferry, 2.2 miles east of, on north side of railroad, 70 feet west of seventh telegraph |  | | Journal (article/letter/editorial) | | 18708/18608 variation through the Cenozoic W.J. Pegram a, S. Krishnaswami a,,, G.E. Ravizza b and K.K...New Haven, CT 06511, USA b Woods Hole Oceanographic Institution, Woods Hole, MA, USA Received August 31...hydrogen peroxide leaching of layers in an abyssal North Pacific pelagic clay core. Overall, sea water 187Os/186Os...Laboratory P.O. Box 6666, New Haven, CT 06511-8130, USA. * On leave from the Physical Research Laboratory...abyssal sediment from a core raised from the eastern North Pacific. Their result of 8.4 + 0.2, within the range |  | Dalai, Tarun K., Singh, Sunil K., Trivedi, J.R., Krishnaswami, S. (2002) Dissolved rhenium in the Yamuna river system and the Ganga in the Himalaya: role of black shale weathering on the budgets of Re, Os, and U in rivers and CO 2 in the atmosphere. Geochimica et Cosmochimica Acta, 66 (1) 29-43 doi:10.1016/s0016-7037(01)00747-5 | Journal (article/letter/editorial) | | Copyright © 2002 Elsevier Science Ltd Printed in the USA. All rights reserved 0016-7037/02 $22.00 ⫹ .00 Pergamon...weathering. Copyright © 2002 Elsevier Science Ltd Pegram et al., 1992). In support of this suggestion, it...carbonate aquifers in the Southern Great Basin (USA) and seawater are quite similar. This finding led...shale-carbonate sequence in the Maldeota phosphorite mine in the Lesser Himalaya. For comparison, a few water...masses of granodioritic-quartz dioritic rocks with abundant biotite and quartz, granites rich in tourmaline |  | | Journal (article/letter/editorial) | | Brantley, S.L., The effect of fluid chemistry on quartz microcrack lifetimes Broecker, W.S., see Lao, Y...sections using forward modeling Krishnaswami, S., see Pegram, W.J. Lao, Y., R.F. Anderson, W.S. Broecker, S...isotope stratigraphy of Kita-daito-jima Atoll, North Philippine Sea: implications for Neogene sea-level...113 (1992) 323 113 (1992) 383 113 (1992) 15 579 Pegram, W.J., S. Krishnaswami, G.E. Ravizza and K.K. Turekian...113 (1992) 129 113 (1992) 487 Ravizza, G.E., see Pegram, W.J. Ringwood, A.E., S.E. Kesson, W. Hibberson |  | | Journal (article/letter/editorial) | | 830688, Richardson, TX 75080 USA and US Geol Survey, Reston, VA 22092, USA Abstract. Late Precambrian crustal...crustal evolution in the North Eastern Desert of Egypt occurred in a strongly extensional tectonic environment...Texas at Dallas, Box 830688, Richardson, TX75080, USA Introduction Mechanisms for the formation of granitic...1) This suite is dominated by true granites and quartz monzonites according to the classification of Streckeisen...mantle-like isotopic compositions of Sr, Nd, and Pb (Pegram et al. 1980; Gillespie and Dixon 1983; Stern and |  | | Journal (article/letter/editorial) | | sand is 8.8 ± 1 ; in fused quartz 8.1 ± 1 ; and in single crystals of quartz 4.3 ±0.6, all in units of...scattered elastically was unknown. Shortly afterwards Mitchell and Powers10 observed the Bragg reflection of...Elsasser, Comptes rendus 202, 1029 (1936). 10 D; P. Mitchell and P. N. Powers, Phys. Rev. 50, 486 (1936). ...on Al crystals was consistent with the work of Mitchell and Powers. In this paper we are reporting measurements...is given where this is the case. In the case of quartz, measurements were also made to determine the cross |
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