 | | Journal (issue) | | ANTICLINORIUM, SMITH RIVER ALLOCHTHON, AND SAURATOWN MOUNTAINS ANTICLINORIUM NEAR MARTINSVILLE, VIRGINIA James...prepared for a 1Y2-dayfield trip of the Fifth Annual Virginia Geology Field Conference, November 3-4, 1973,... sponsored by the Geology Section of the Virginia Academy of Science. It will serve as a guide, however...area. The route of the road log is in Franklin, Henry, and Patrick counties near Martinsville where the...topographic quadrangle bases, are available from the Virginia Division of Mineral Resources, Box 3667, Charlottesville |  | | Report (issue) | | N.C. Vice-President: Van Price, Jr. Savannah River Laboratory E. I. du Pont de Nemours and Co. Aiken...C. Field Trip Leaders: Van Price, Jr. Savannah River Laboratory E. I. du Pont de Nemours and Co. Aiken...Wilmington Wilmington, N.C. William S. Henika Virginia Division of Mineral Resources Charlottesville.... . . . . . . . . iii Sandy Level Quadrangle, Virginia: Its Geology and Regional Interpretation (C.R.... 7 Metamorphic Gradients in Pittsylvania County, Virginia (J. P. Gregory). . . . . . . . . . . . . |  | | Journal (article/letter/editorial) | | Geosciences, Virginia Polytechnic Institute and State University, Blacksburg, VA, USA 2 Virginia Museum of...Martinsville, VA, USA Correspondence Kirkland S. Broadwell, Department of Geosciences, Virginia Polytechnic...Institute and State University, Blacksburg, VA 24061, USA. Email: sbkirk7@vt.edu Funding information Directorate...Geosciences, Grant/Award Number: EAR‐1447568; Virginia Tech Department of Geosciences, Grant/Award Number:...Number: David A. Wones Scholarship; Virginia Tech Handling Editor: Donna Whitney | Mark J. Caddick1 |  | | Report (chapter) | | figures; these are defined in Table 1. Sillimanite+muscovite Sillimanite + K-feldspar Following the terminology...and HHM (Dallmeyer & Sutter 1976) E of the Hudson River (HR) is 466 Ma based on 4°Ar/ From HARRIS,A. L... Canada Rhode Island South Carolina Tennessee Virginia Vermont Northern Appalachians AD ADM AG AT BM...complex Chain Lakes massif Canaan Mountain Dutchess County Elmore Mountain Exeter pluton Green Mountain massif...Highlands massif HM Housatonic massif HR Hudson River MG Mount Grant MP Manhattan Prong NM Northfield |  | | Journal (issue) | | 2000. sponsored by the Geology Section of the Virginia Academy of Science. It ivill s e n e as a guide...roads in the area. The 1000 Virginia Field Conference is in Franklin. Henry and patrick Counties. Grginia...topographic quadrangle bases. are a\,ailable from the Virginia Division of Mineral Resources. Bos 7667. Charlottesville...33 p. with one color map. 1985. Price S 3.00. Virginia Di\,ision of Slinenl Resources. of Xatura! Histon...Virsinia Tech. Department of Geological Scienccs ' Virginia \luseum Publication 137. GEOLOGY :ZSD M I S E |  | | Journal (article/letter/editorial) | | metapelites, Virginia, USA A . E . GATES Department of Geology, Rutgers University, Newark, Nj 07702, USA J ....27695-8208, USA ABSTRACT Metapelites in the Altavista area, southwest Virginia Piedmont, USA, underwent...prograde sequence of chlorite, staurolite, and sillimanite zones. Garnet-biotite geothermometry and phase...staurolite zone to 650°C in the sillimanite zone at c . 5.8 kbar. Sillimanite-zone rocks later underwent progressive...Altavista area lies in the northwestern part of the Smith River allochthon of Conley (1985) (Fig. 1). To the |  | | Report (issue) | | SIGNIFICANCE OF THE QUARTZITE ON PILOT MOUNTAIN, SURRY COUNTY, NORTH CAROLINA DAN WALKER. . . . . . . . . ....structure. We also did not yet know about the Smith River allochthon and were just beginning to study the...same as that in the Blue Ridge and probably the Smith River allochthon. Major faults exist here, but they...Leonard S. Wiener for providing some information on county roads at a critical time. iv CAROLINA GEOLOGICAL...northeast of the Inner Piedmont, southeast of the Smith River allochthon, and northwest of the Carolina terrane |  | | Report (issue) | | Inner Piedmont and Smith River allochthons _____ 7 Maryland and northern Virginia Piedmont allochtho...identified with certainty south of the Potomac River. In places along the western margin of the Appalachian...and western Taconide zone to grades as high as sillimanite along the Blue-Green-Long axis (see Morgan, 1972;...and kyanite grade before crystallization of sillimanite by contact metamorphism adjacent to the 276-m...postorogenic plutons in and adjacent to this belt from Virginia to Georgia yield ages of about 300 m.y. (Fullagar |  | | Report (issue) | | the cover—Turquois crystals from Lynch Station, Virginia; x ca.; pho tograph by Neal Ycdlin; color plates...C. A. Michael. COLD NUGGET FROM SPOTSYLVANIA COUNTY: Longest dimension approximately 13 cm., photograph...of Virginia R. V. DIETRICH* Professor of Geology and Associate Dean of Arts & Sciences, Virginia Polytechnic...Polytechnic Institute Research Division Bulletin 47 Virginia Polytechnic Institute, Blacksburg, Va. 24061 *... © R. V. Dietrich and the Research Division of Virginia Polytechnic Institute, 1970 Printed and bound |  | | Report (issue) | | Pleaoc teturn this publication to the Virginia Geologieal Survcy whcn you havc no further uce for it...COMMONWEALTH OF VIRGINIA STATE COMMISSTON ON CONSERVATION AND DEVELOPMENT VIRGINIA GEOLOGICAL SURVEY...Deposits of Virginra BY ARTHUR A. PEGAU UNIVERSITY, VIRGINIA 1932 COMMONWEALTH, OF VTRGINIA STATE COMMISSION...COMMISSION ON CONSERVATION AND DEVELOPMENT VIRGINIA GEOLOGICAL SURVEY ARTHUR BEVAN, State Geologist Bulletin...33 Pegmatite Deposits of Virginia BY ARTHUR A. PEGAU UNIVERSITY, VIRGINIA 1932 RICHMOND: DrvrsroN |  | | Journal (article/letter/editorial) | | Studie~ Laborator), Dept. Geological Scienctu, Virginia Polytechnic Institute and State University. Bl~...the eastetnmo+t regions of the belt in northern Virginia. Fhe t31ue Ridge belt contains granulite- t.nd...Province. In the vestera Blue Ridge t,f northern Virginia, Cambria:~ sandstone of the VaLley and Ridge rests...southern parts of the Inner Piedmont are in the sillimanite zone of metamorphism, while the northwestern...Mountain belt in Georgia ~nd Alabama. "l'he Smith River allochthon is pr~bably an outlier of the Inner |  | | Journal (article/letter/editorial) | | Mn-rich rocks from the Hutter Mine, Pittsylvania County, Virginia, U.S.A.: Implications for miscibility and...TRACY2 1 2 Virginia Museum of Natural History, 1001 Douglas Avenue, Martinsville, Virginia 24112, U.S...Geological Sciences, Virginia Polytechnic Institute and State University, Blacksburg, Virginia 24061, U.S.A....ABSTRACT The Hutter Mine locality, Pittsylvania County, Virginia, is a metamorphosed magnetite deposit, with...within Latest Precambrian or Early Paleozoic sillimanite-grade pelitic schists. Manganese oxides and spinels |  | | Report (issue) | | Center Reston, Virginia 22092 A. Krishna Sinha Department of Geological Sciences Virginia Polytechnic Institute...Institute and State University Blacksburg, Virginia 24061 Norman Herz Department of Geology The University...eae sat nce RR ee lic Me MOT oon See OE I Se GR Henry L. Helenek and Douglas G. Mose ew aa ORE be Fees...anticlinorium in northern Virginia James W. Clarke Geology and age of the Robertson River PIUton: Michael T....06 6 Ss 8 Rb-Sr age for the Robertson River pluton in Virginia and its implication on the age of the |  | | Report (issue) | | quartzite and marble (Poor Mountain and Chauga River Formations). The Henderson Gneiss, a 509 Ma granitoid...the Inner Piedmont and other tectonic units in Virginia and North Carolina (Price and others, 1980), North...". . 0 25 50 75 100 J kilometers Chauga River Formations-and the Henderson Gneiss) he suggested...northwest of the Brevard fault zone from Alabama to Virginia (Hatcher, 1975, 1989). They (Fig. 2a) consist...Formation in central Virginia; Tallulah Falls and Ashe Formation in southern Virginia, North and South Carolina |  | | Report (issue) | | D., Jr. Mineral Occurrences: Map 1-Kyanite, sillimanite, lithium, mica, feldspar, copper, lead, and zinc...of the quadrangle, and a small part of the Davie County basin, which is present in the north-central margin...nonmagnetic fraction (at the 1-A setting) contains sillimanite, kyanite, zircon, sphene, apatite, cassiterite...Such maps have been prepared for (1) kyanite, sillimanite, lithium, mica, feldspar, copper, lead, and zinc;...beryllium, molybdenum, and niobium; lithium, kyanite-sillimanite, and barite; Approximate Geophysical Anomaly |  | | Report (chapter) | | f Tennessee-Knoxville, Knoxville, TN 37996-1410 USA (e-mail: bobmap @ utk. edu) Abstract: The Appalachian...foliation; imbricate stack of fold nappes; dominant sillimanite-grade metamorphism and near ubiquitous migmatization;...mineral stretching lineation pattern, dominance of sillimanite-grade rocks and migmatite, and a long, hot thermal...fault; SMW, Sauratown Mountains window; SRA, Smith River allochthon. Town abbreviationsas in (a). (c)...development with rock type and is defined by elongate sillimanite, hornblende, quartz rods, streaked muscovite |  | | Journal (article/letter/editorial) | | Bartholomew Virginia Division of Mineral Resources Office at Department of Geological Sciences, Virginia Polytechnic...Polytechnic Institute and State University, Blacksburg, Virginia 24061, U S A . Examinations of Grenyille massifs...massifs in the Blue Ridge Geologic Province of Virginia and North Carolina indicate that the country rocks...greenschist (chlorite grade) to upper amphibolite (sillimanite grade) facies. Large-scale late Devonian thrusting...window and and an -80 km displacement on the Smith River allochthon farther east. Restoration of the Grenville |  | | Report (issue) | | Perce Counties __________ _ Idaho CountY-----------------Valley CountY-----------------Adams, Payette,...and Gem Counties ________________________ _ Boise County ___ --------------Ada, Owyhee, Elmore, and Custer...Spruce Pine district ____________ Madison County and Haywood County _____________________ _ Zirconia district...monazite belt in the Piedmont province __ Stokes County and Surry County_ Wilkes, Alexander, Catawba, Caldwell...Rutherford County and Cleveland County __ --------------Lincoln County and Gaston County _____________________ |  | | Journal (article/letter/editorial) | | 279–304 Detrital zircon geochronology of the Smith River Allochthon and Lynchburg Group, southern Appalachians:...North Carolina State University, Raleigh, NC 27695, USA b Department of Earth Sciences, Memorial University...Neoproterozoic-Early Cambrian paleocontinental affinity of the Smith River Allochthon (SRA). The SRA has been depicted by...Elsevier B.V. All rights reserved. Keywords: Smith River Allochthon; Lynchburg Group; Early Cambrian;...reconstruction. One such enigmatic terrane is the Smith River Allochthon (SRA), a lithotectonic terrane in |  | | Journal (article/letter/editorial) | | higher thrust sheets of the Maryland-northern Virginia Piedmont), and the exotic Carolina, or Avalon...Series, Talladega slate belt, Evington Group/James River synclinorium, and Bal timore Gabbro. New controversies...into the Valley and Ridge foreland in Georgia and Virginia. Moreover, rocks of the frontal Blue Ridge in...in southwestern Virginia. The Piney Branch mafic-ultramafic complex of northern Virginia (Drake & Morgan...erosional remnant of a higher thrust sheet (Smith River allochthon) that passed over the Sauratown Mountains |  | | Report (issue) | | imply endorsement by the U.S. Government. ^Reston, Virginia 1994 CONTENTS Foreword ii Introduction 1 Pre-Mesozoic...terrane 3 NA2g: Potomac composite terrane 5 NA2h: Smith River terrane 6 NA2i: Inner Piedmont composite terrane...with the Arvonia Slate and Quantico Formation in Virginia (Drake and others 1989); if so, all of these would...part of the Blue Ridge tectonic province from Virginia to Alabama (see Figs. 1 and 2). Toward the southern...northeast, in North Carolina and across most of Virginia, the footwall fault of the Jefferson terrane is |  | | Report (issue) | | Inc., Columbia, South Carolina Central Savannah River Geological Society, Aiken, South Carolina Steve...Hill STOP 2 Tallulah Falls Formation Aluminous (Sillimanite) Schist on CSX Railroad ....... 130 Joseph C....... 131 Brendan R. Bream STOP 5 Migmatitic Sillimanite Schist at Victory Temple Full Gospel Church ...Houston House....... 136 Scott D. Giorgis STOP 10 Sillimanite Schist–Walker Top Granite contact above Sisk...Merschat and Russell W. Mapes STOP 14 Migmatitic Sillimanite schist saprolite ........................... |  | | Report (chapter) | | North Carolina State University, Raleigh, N C 27695, USA (e-maik jim_hibbard@ncsu, edu) 2Department of Geology...College Station, T X 77843-3115, USA 3Department o f Geosciences, Virginia Polytechnic Institute and State...State University, Blacksburg, VA 24061, USA Abstract: The Appalachian peri-Gondwanan realm (APGR) is an...insights into the palaeogeography of the APGR. The Smith River allochthon may be a part of the APGR on the basis...second possible peri-Gondw a n a n element, the Smith River allochthon (SRA). This contribution compiles |  | | Report (issue) | | George Washington University Washington, D.C. 20052 USA Louise Corriveau Geological Survey of Canada GSC-Québec...Skidmore College Saratoga Springs, New York 12866 USA Mervin J. Bartholomew Department of Earth Sciences...Tennessee 38152 USA Memoir 197 3300 Penrose Place, P.O. Box 9140 ■ Boulder, Colorado 80301-9140, USA 2004 MWR197...Place, P.O. Box 9140, Boulder, Colorado 80301-9140, USA. Copyright is not claimed on any material prepared...Place, P.O. Box 9140, Boulder, Colorado 80301-9140, USA www.geosociety.org Printed in U.S.A. GSA Books Science |  | | Book | | CHAPTER 4 Maryland ... 3 CHAPTER 5 Virginia 4 1 CHAPTER 6 West Virginia 5 CHAPTER 7 Kentucky 6 CHAPTER...Virginia's noted Rutherford Mine. Photograph by Dr. Virginia Lee Blackford. ical pearls in delicate pastel...dollars at the noted locality of Cowee Valley, Macon County, North Carolina. An enthusiastic family found and...the well known old Rutherford mine in Amelia County, Virginia, and found bright spessartine garnets, glowing...green gem spodumene, was discovered in Alexander County, North Carolina, in 1880 and named for one of its |
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