 | | 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) | | of the Indian Run FormationA Newly Recognized Sedimentary Melange in the Northern Virginia Piedmont U.S...the Indian Run Formation A Newly Recognized Sedimentary Melange in the Northern Virginia Piedmont By...the Indian Run Formation, a newly recognized sedimentary melange in the northern Virginia Piedmont. (Geological...16:1324 1. Melanges (Petrology). 2. Petrology Virginia. I. Title. II. Series. QE471.15.M44D73 1984 552...Schist ......... Lake Barcroft Metasandstone Indian Run Formation (here named) . Tectonic implications . |  | | Report (issue) | | ^ Anne Arundel County 43 Baltimore County 45 Howard County - Montgomery County 88 Prince Georges...Georges County Virginia 74 . 120 129 Arlington County 129 Fairfax County 131 Fauquier County 139...139 Loudoun County 143 Prince William County 149 Diabase quarries of northern Virginia 155 CAPTIONS...forming a ridge north of Route 7 near Dranesville, Virginia. Figure 7. Locations of mineral deposits in...mines in the Soldiers Delight region, Baltimore County, Maryland. Adapted from Pearre and Heyl , 19.60 |  | Pavich, M.J., Leo, G.W., Obermeier, S.F., Estabrook, J.R. (1989) Investigations of the characteristics, origin, and residence time of the upland residual mantle of the Piedmont of Fairfax County, Virginia. Professional Paper 1352. US Geological Survey doi:10.3133/pp1352 | Report (issue) | | Upland Residual Mantle of the Piedmont of Fairfax County, Virginia U.S. GEOLOGICAL SURVEY PROFESSIONAL PAPER...Upland Residual Mantle of the Piedmont of Fairfax County, Virginia By MJ, PAVICH, G.W. LEO, S.F. OBERMEIER...Upland residual mantle of the Piedmont of Fairfax County, Virginia. (U.S. Geological Survey professional...Weathering Virginia Fairfax County. 2. Saprolites Virginia Fairfax County. 3. Soils Virginia Fairfax County...geology, and climatic history of the northern Virginia Piedmont ----------------General properties of |  | | Report (issue) | | Falls of the Potomac River, looking north on the Virginia side. The Potomac falls 80 feet across resistant...field trips 5 and 6. Photograph by Gary Fleming, Virginia Department of Conservation and Recreation. Geology...Sections Geological Society of America Tysons Corner, Virginia March 24-27, 2004 Edited by Scott Southworth and...Groat, Director U.S. Geological Survey, Reston, Virginia: 2004 Free on application to U.S. Geological...Trip 1 outlines the tectonic history of northern Virginia along an east-to-west transect from the Coastal |  | | Book (volume) | | 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...gravels, etc.petrified wood, wood opal. CORSON COUNTY LITTLE EAGLE: area ridges, slopes, stream beds...Guide for Rock Hounds in the United States CUSTER COUNTY AREA: The November Mine, 1.2 mi. SE of the Needles...of rd. a few yds., outcropRose Quartz. DOUGLAS COUNTY CORSICA, S on US 281 to Armour, area rd. cuts, |  | | Journal (article/letter/editorial) | | Institute, University of Illinois, Champaign, IL 61820, USA Department of Geological Sciences, University of...Carolina at Chapel Hill, Chapel Hill, NC 27514, USA; aslynn@email.unc.edu North Carolina Geological Survey...Mineral, and Land Resources, Raleigh, NC 27603, USA; Colby.Brown@ncdenr.gov Department of Civil & Environmental...Engineering, Northwestern University, Evanston, IL 60208, USA; n-blair@northwestern.edu Department of Earth & Planetary...Sciences, Northwestern University, Evanston, IL 60208, USA Correspondence: dgrimley@illinois.edu Abstract: |  | | Report (issue) | | _____________________________________________ ________________ Virginia - __ -__ _ ___________ Farmville district, Buckingham...36 37 38 38 39 39 Kyanite deposits Continued Virginia Continued Farmville district, etc. Continued Rock...Slate __ . Halifax County Other localities North Carolina Hagers Mountain, Person County.- _.______ Corbett...Corbett deposit, Johnston County Burnsville-Swannanoa area, Buncombe, Yancey, and Mitchell Counties ________...________ ____ Rutherford County Other localities North Carolina-South Carolina Kings Mountain district, Cleveland |  | | Book (volume) | | ASHTABULA COUNTY CONNEAUT, area pits, quarries, rd. cuts, etc.⎯cone-in-cone Calcite. CLERMONT COUNTY MILFORD...CLINTON COUNTY WILMINGTON, area of Todd’s Ford, a mineral deposit⎯Hematite. COSHOCTON COUNTY AREA, townships...townships of Washington, Virginia, Bedford, Jackson, Jefferson, Bethlehem, Monroe and Clark; on regional...CUYAHOGA COUNTY CHAGRIN FALLS (on Geauga Co. line), area quarries⎯oilstone. DELAWARE COUNTY DELAWARE...nodules⎯Pyrite (crystals sharply cubic). FRANKLIN COUNTY COLUMBUS, area countywide exposures of blue clay |  | | Book (volume) | | ASHTABULA COUNTY CONNEAUT, area pits, quarries, rd. cuts, etc.⎯cone-in-cone Calcite. CLERMONT COUNTY MILFORD...CLINTON COUNTY WILMINGTON, area of Todd’s Ford, a mineral deposit⎯Hematite. COSHOCTON COUNTY AREA, townships...townships of Washington, Virginia, Bedford, Jackson, Jefferson, Bethlehem, Monroe and Clark; on regional...CUYAHOGA COUNTY CHAGRIN FALLS (on Geauga Co. line), area quarries⎯oilstone. DELAWARE COUNTY DELAWARE...nodules⎯Pyrite (crystals sharply cubic). FRANKLIN COUNTY COLUMBUS, area countywide exposures of blue clay |  | | Journal (issue) | | varying amounts, substituting for copper. It is difficult to impossible to tell tennantite from tetrahedrite...Help was needed for setup on Friday evening, to run the show on Saturday and Sunday, and to take it down...C., part of her program in geology at Northern Virginia Community College’s Annandale Campus. After being...H, from the Shenandoah Valley of Virginia to eastern West Virginia. She also showed photos of stacked...Causeway in Northern Ireland or Corridor H in Virginia. December 2016 5 ing and folding) associated |  | | 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 |  | | Book | | Dakota Tennessee Texas Utah Vermont Virginia Washington West Virginia Wisconsin Wyoming Appendixes 615...listed by county and community, range and distance. Whenever the collector crosses a county line, he will...of the county he is entering posted alongside the highway. By looking up the state and county, the user...guide can determine the collecting sites in that county by range and distance from the major cities and...information to reach a specific spot within a particular county. Many old localities listed here have, literally |  | | Report (issue) | | upper part of the Hanson Creek Formation in Eureka County, Mullens and F. G. Poole . . . . . . . . . . ....distribution in a granite stock near Bull Canyon, Lemhi County, Idaho, by M. H. Staatz, C. M. Bunker, and C. A...Thomas, Keg, and Desert calderas, central Juab County, Utah, by D. R. Shawe 43 51 57 67 Petrology and...reconstituted rocks of Mule Ear diatreme, San Juan County, Utah, by R. A. Cadigan and D. E. Stuart-Alexander...nitrate in ground water and streams, southern Nassau County, Long Island, N.Y., by N. M. Perlmutter and Ellis |  | | Report (issue) | | X-ray crystallography of wavellite from Jackson County, Wis., and their geologic implications, by Harry...structural development at Elk Hills oil field, Kern County, Calif., by J. C. Maher, R. D. Carter, and R. J...of the Edna Mountain Formation in northern Elko County, Nev., by R. R. Coats and Mackenzie Gordon, Jr...and types of mineralization, northwestern Elko County, Nev., by R. R. Coats and E. H. McKee . . . . ...water temperature of a small stream in northern Virginia, by E. J. Pluhowski . . . . . . . . . . . . . |  | | Report (issue) | | belt-Charlotte belt boundary, North Carolina and Virginia, by O. T. Tobisch and Lynn Glover III______________...Pliocene ash-flow tuff, Buzzard Creek area, Harney County, Oreg., by G. W. Walker.________ Petrography and...Brightseat and Aquia Formations (Maryland and Virginia), by J. E. Hazel________________________._________...BELT-CHARLOTTE BELT BOUNDARY NORTH CAROLINA AND VIRGINIA By OTHMAR T. TOBISCH' and LYNN GLOVER III, Santa...Charlotte belt in parts of North Carolina and Virginia. Each zone is defined by index minerals and characteristic |  | | Report (issue) | | -------------------------------Maryland, Delaware, and Virginia --------Massachusetts ---------------------------]dichigan...---------------------------Virginia --------------------------------West Virginia ---------------------------Wisconsin...l cooperators --------------------------State, county, and local cooperators -----------Other cooperators...unidentified, source. Edna Mountain area, Humboldt County, Nevada Detailed geologic and geochemical mapping...Coldrun Creek 71;2-minute quadrangle, Humboldt County, Nev., has revealed areas that contain anomalous |
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