| | 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 | | | Journal (issue) | Vol. 27 May 1981 No. 2 BLUE QUARTZ IN VIRGINIA Michael A. Wise1 -@ I n 1885, Robert Robertson described...peculiar variety of quartz from Nelson County, Virginia. This new variety of quartz, as cited by Robertson...waxy luster and acolor varying from pale to deep blue. It therefore appears of interest to ascertain to...occurrence of blue quartz has been reported worldwide. Iddings (1904) noted blue quartz in a gray granite...porphyry in Llano, Texas. Jayaraman (1939) found blue quartz pebbles occurring in the charnockites and gneisses | | | Journal (article/letter/editorial) | TREASURES OF THE BLUE RIDGES By RUTH P. STANLEY The Lady Prospector, Thurmond, N. C. Scientists contend...contend that the Blue Ridge Mountains of Virginia, North Carolina, Tennessee, and Georgia especially, have...My home being located at the eastern end of the Blue Ridges (a part of the great Appalachian's) in the...extremely northern corner of North Carolina, Surry County, I can travel the older trails some ten to fifteen...own back door and be high on the table-lands of Virginia. Merely because North Carolina has been able to | | | Journal (article/letter/editorial) | HY PERSTHENE SY ENITE AND RELATED ROCKS OF THE BLUE RIDGE REGION, V IR G IN IA 1 BY THOMAS L. WATSON................................................. Quartz-bearing hypersthene-andesine syenite........................................... Comparison with quartz monzonite........................................with syenite (andesine anorthosite) of Nelson County, Virginia.............................................BL U E RIDGE REGION I n t r o d u c t io n The Blue Ridge, which forms the extreme eastern member of | | | Report (volume) | Geology of Some Copper Deposits in North Carolina Virginia, and Alabama By GILBERT H. ESPENSHADE CONTRIBUTIONS...Hazel Creek mines, Swain County, North Carolina, the Toncrae mine, Virginia, and the Stone Hill mine...------------------------------Geology of Swain County copper district__________________________ Sedimentary...lgneousrocks_____________________________________________ Quartz veins______________________________________________...__ _____________________________________________ Floyd and Franklin Counties, Virginia_______________________________ | | | Journal (issue) | February 1987 No.1 VIRGINIA MINERAL LOCALITY INDEX D. Allen Penick, Jr. This Virginia mineral locality...world-wide locality index The localities are listed by county, followed by a listing of the most prominent minerals...source of information in this Virginia index was Minerals of Virginia (1970) by R. V. Dietrich. Although...of the index. Some of the famous localities in Virginia, such Updated from Rocks and Minerals, Vol. 60...pegmatite in Amelia County and the Lynch Station locality (turquoise crystals) in Campbell County, are now closed | | | Journal (issue) | show some d am ag e from $ 4 .5 0 to $ 1 2 .5 0 Quartz • Ja p a n la w twins • N aru sh im a, N a g asak...in future issues. John B. H iggins Alexandria, Virginia Dear Sir: Keep up the good work. The fourth issue...success in your venture. The W ideners Richmond, Virginia Dear Sir: I have been very pleased with your new...level. The club winners may then compete on the county or state level. These winners may then go on to...coarsely crystallized deep pink to lavender-pink quartz. Most abundant and most spectacular is eosphorite | | | Journal (article/letter/editorial) | rock samples of five lithic units from Maine, Virginia, North Carolina and South Carolina were analyzed...ratios increased slightly Petersburg Granite, Virginia, to determine apparent or remained essentially...these anlyses, BOTTINO and canics, Maine; Traveler quartz latite, Maine; Little FWLLAGAR(1968) suggested...suggested that incipient weathering River Gneiss, Virginia; Salisbury Adamellite, North should not significantly...of 31-43% K-feldspar, 2337% plagioclase, 1733% quartz and O&-9% biotite (J. R. Butler, unpublished data) | | | Report (issue) | Professor of Economic Geology, University of Virginia Formerly Assistant State Geologist of Georgia...Western & Atlantic Railroad near Cartersville, Bartow County, Georgia. View Showing the Ridge-Valley Type of...Topography, in the Cartersville District, Bartow County, Georgia. An Exposure of Weisner Quartzite along...of Cartersville, Bartow County, Georgia. Manganese Milling Plant of the Blue Ridge Mining Company near...Cartersville, Bartow County, Georgia. View of Weisner Quartzite near Cartersville, Bartow County, Georgia. Log | | | Journal (issue) | the Virginia Polytechnic Institute, Engineering Experiment Station Series, dealing with Virginia Mineral...Mineral Localities: Virginia Mineral Localities (1960 Edition) Virginia Mineral Localities (Supplement...(Supplement I) Virginia Mineral Localities (Supplement II) Virginia Minerals and Rocks (3rd Edition) Ex LIBRIS...\I i! II II BULLETIN OF THE ·, I !V I ii VIRGINIA POLYTECHNIC INSTITUTE Engineering Experiment Station...Series No. 151 Ii !I ·1 " ii :c H I I I I ! VIRGINIA MINERAL LOCALITIES ( SUPPLEMENT II ) By Richard | | | Report (issue) | RARE METALS. THE AKSENIC DEPOSITS AT BRINTON, VIRGINIA. By FRANK L. HESS. GEOGRAPHY. The Brinton arsenic...elevations of the Appalachian Mountains, at Brinton, Floyd County, Va., about 14 miles southeast of Christiansburg...contains both blue and white quartz. Intercalated with the coarser phases is a dark-gray mica-quartz schist...granite carries quartz, andesine, microcline, muscovite, and a little epidote. The quartz contains innumerable...a considerably crushed, finely granular mass of quartz and microperthite. The feldspar has an exceedingly | | | Report (volume) | Deposits of minerals of wide distribution, such as quartz and calcite, have been omitted, except those that............Prof. George H. Perkins, Burlington. Virginia...........Dr. Thomas L. Watson, Charlottesville...Washington....... Prof. Henry Landes, Seattle. West Virginia... .Dr. I. C. White, Morgantown. Wisconsin......See Bauxite and Hallpysite. Asbestos. Tallapoosa County, with corundum deposits near Dudleyville; not found...commercial quantity or quality. Asphalt. Colbert County, small quantity has been shipped from near Leighton; | | | Journal (issue) | THE HORSESHOE MOUNTAIN QUADRANGLE, NELSON COUNTY, VIRGINIA William Mark Bailey' 4D - The Horseshoe...quadrangle is located within the Blue Ridge Physiographic Province of central Virginia (Figure 1). The study area...to late Paleozoic age for this event in central Virginia, based on isotopic studies conducted elsewhere...intensity (U, Th, K) aeroradiometric contour maps (Virginia Division of Mineral Resources, 1976) for the Horseshoe...quadrangle (modified after Bailey, 1983). No. 4 VIRGINIA MINERALS Table 1. U, Th and rare earth whole-rock | | | Report (issue) | Aplite-pegmatite stage. _ _----------- .---.____ Quartz stage. __----__.---_-__._-___.._________ Page...by sulphides. Vein calcite and its relation to quartz._______ Replacement of plagioclase by calcite....__--__---__ Aplite-pegmatite stage__-___-___---_-._____ Quartz stage_-_----____-________-_---.__-_ High-temperature...materials Con. Volatile constitutents Continued. Quartz stage. ___.-__--__--_ _______________ High-temperature..._______ Aplite-pegmatite stage. ________________ Vein-quartz stage______________________ Stage of high-temperature | | | Report (issue) | . . . . . . . . . . . . . . . . .. . . . . . . Blue Ridge . . . . . . . . . . . . . . . . . . . . ..... . . . . . . . . . . . . . Stratigraphy of the Blue Ridge .. .. . .. . .. .. . .. .. .. . . .. .. ....63 63 !~,~!"""'". CONTENTS (Contin1:1ed) Page Blue Ridge . . . . . . . . . . . . . . . . . . . . ..... . . . . . . . . . . 11 4. Geologic map of the Blue Ridge portion of the Greater Atlanta Regional Map.................... 66 44. Photograph of kyanite-quartz granofels . . . . . . . . . . . . . . . . . . | | | Report (volume) | ............................................. Virginia......................................................................................... West Virginia.................................................of minerals that are widely distributed, such as quartz and calcite, have been omitted, except those that...See Bauxite and Halloysite. Asbestos. Tallapoosa County, with corundum deposits near Dudleyville; not found...commercial quantity or quality. Asphalt. Colbert County, small quantity has been shipped from near Leighton; | | | Book | Geology and Virginia Richard V. Dietrich Professor of Geology and Dean School of Arts and Sciences,...University Press of Virginia Charlottesville Qt z.^.z THE UNIVERSITY PRESS OF VIRGINIA Copyright © 1970...by the Rector and Visitors of the University of Virginia First published 1970 Standard Book Number: 8139-0289-4...America To Frances, Rick, Kurt, Krista, and Virginia 161781 Digitized by the Internet Archive in...natives of Virginia and visitors to the Commonwealth—who are interested in geology and in Virginia. It attempts | | | Report (issue) | SULFIDES OF VIRGINIA FIELD TRIP GUIDEBOOK J. E. Gair, Editor U. S. Geological Survey Reston, Virginia 22092...Caledonian Stratabound Sulphides. Massive Sulfides of Virginia Field Trip Contents Page Introduction by J.E.... The Chopawamsic Formation of the Piedmont of Virginia by Louis Pavlides ............. STOP 1, 8 STOP...Geologic map of the Mineral district, Louisa County, Virginia 5. Geology of the Gofer deposit. Plan view........... ......... 68 Massive Suifides of Virginia Field Trip Introduction _/"" ; by J. E. Gair Stratabound | | | Report (issue) | ___ 3 Taconide zone _________________________ 4 Blue-Green-Long axis ____________________ 4 Older Precambrian...rocks________________ 4 Stratified rocks along the Blue-Green-Long axis ___ 6 West limb ._...._..__...__...River allochthons _____ 7 Maryland and northern Virginia Piedmont allochthons_______________________ 8...orogenic events. In the Adirondack massif and along the Blue-Green-Long axis, these rocks have isotopic ages...margin of the Appalachian metamorphic belt (the Blue-Green-Long axis), a thick-to-thin sequence of stratified | | | Report (issue) | SECTIO HOUSE BARYTES MINES IN CAR'l'ERSVILLE, BARTOW COUNTY. THE ADVISORY BOARD OF THE Geological Survey.................................. .44-142 Bartow County ......................... ' · ·................... . . . . . . . . . Other localities in Bartow County ...................... 126-129 Brandon property.................................. 127-129 Murray County ...... !......................................... . . . . . . . . . . . . . . . . 133 Whitfield County .................... ~ ...................... 134-136 | | | Report (issue) | SURVEY Bulletin Number 53 TALC DEPOSITS OF MURRAY COUNTY, GEORGIA By A. S. FURCRON Assistant State Geologist...Survey Bulletin No. 53, "Talc Deposits of Murray County, Georgia," by Dr. A. S. Furcron, Assistant State...-----------------------------------'TALC DEPOSITS OF MURRAY COUNTY -----------------------· Distribution of Deposits...----------------VariE:ltie.S of Talc in Murray County -------------------------------Uses ----------...-----------------------------Genesis of Murray County Talc Deposits ________________________ Description | | | Book | CHAPTER 4 Maryland ... 3 CHAPTER 5 Virginia 4 1 CHAPTER 6 West Virginia 5 CHAPTER 7 Kentucky 6 CHAPTER...eastern streams and rivers f o r epidote, unakite, blue quartz, agate, chalcedony, petrified wood and other...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 | | Merschat, Arthur J., Holm-Denoma, Christopher S., Levine, Jamie, McAleer, Ryan J., Southworth, Scott, Wilson, Crystal G. (2016) Geology of the Mount Rogers area, revisited, Blue Ridge, VA–NC–TN. Field Trip Guidebook. Carolina Geological Society | Report (issue) | Geology of the Mount Rogers area, revisited, Blue Ridge, VA–NC–TN Carolina Geological Society Annual...High- Geology of the Mount Rogers area, revisited, Blue Ridge, VA–NC–TN Carolina Geological Society Annual...and the Opening and Closing of the Iapetus Ocean, Blue Ridge, VA– NC–TN .................................the Neoproterozoic Mount Rogers Formation, SW Virginia ................................................Yonts Linking the Central and Southern Appalachian Blue Ridge: What We Know and Don’t Know about Stratigraphy | | | Book (volume) | weighed 90 tons. Also huge crystals of sparkling blue Beryl from the Black Hills pegmatites have measured...from 18’ to 27’ long. In addition, gem Garnets, Quartz crystals, Topaz and Tourmaline add to the fascination...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 | | | 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...exposures of blue clay, as clusters and nodules⎯Pyrite (crystals sharply cubic). FRANKLIN COUNTY COLUMBUS |
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