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| THE ORE KNOB NORTH MASSIVE SULFIDE CAROLINA: AN RECRYSTALLIZED ARTHUR COPPER EXAMPLE ORE R....pyriteore replaceda fault zone in Precambrian Carolina Gneissof Keith (1). Closely following sulfide...and flow structuresare common. T• Ore Knob coppermine in Ashe County,N. C., openedin 1855,hashad a long...when 200,000 tons of ore was mined to produce12,500 tons of copper. Part of this ore was secondarilyenriched...Averagegradeof the primary ore is 2.22 percent copper. The ores of the Ore Knob mine show unusual mineralogicaIand |
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| '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]...separately. Price $2.50. XVI. The Paleozoic Fishes of North America, by John Strong Newberry. 1889. 4°. 340 |
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| 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...brought to a Pi 7 ? f 3 : GEOLOGY OP NORTH CAROLINA. 2 many new and rare species. The Mica veins...within a few days , so that the list of North Carolina mineral species has been very considerably...crease of more than 25 per cent. GEOLOGY OE NORTH CAROLINA. 4 than has been discovered in any other |
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| Archean rocks. _ _______________________________ Carolina gneiss ____________________________ Roan gneiss... ___ ______________________ Geologic age of the ore bodies. __________________ Genetic history of the..._-________-__-----------Stratigraphic position of ore bodies...._____-_ Structural relations_____________--__-__-_-_...the carbonates_--__--_----_--__ Calcite in other ore deposits of the region-.__ Conclusions. _________________________..._______--------------_-_-___-_-_Copper vein at Ore Knob, N.C______. ___________ Location __________-_ |
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| 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...matter of commercial interest. GEOLOGY OF NORTH CAROLINA. 6 Dr. C. L. Hunter has also kindly furnished...within a few days, so that the having been of North Carolina list mineral species has been very considerably |
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| The Ore Knob Copper Deposit North Carolina, and Other Massive Sulfide Deposits of the Appalachians GEOLOGICAL...PROFESSIONAL PAPER 558 The Ore Knob Copper Deposit North Carolina, and Other Massive Sulfide Deposits...dynamic and thermal metamorphism on primary ore textures at Ore Knob are described^ and similar Appalachian...___________________________ Geology of the Ore Knob mine____________ Ore Knob mineral deposit_______________ General...____________________ Changes in wallrock along the ore zone. Brecciation. ____________________ Folding and |
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| large variety of minerals and gemstones in North Carolina annually attracts thousands of collectors to...the world. Some Mineral Collecting Sites in North Carolina T H E C O L L E C T I N G L O C A L I T I E...McKenzie's publication Mineral Collecting Sites in North Carolina: Information Circular 24 (1978). For a more...locations on county road maps, refer to this publication, which can be ordered from the North Carolina Department...27687, Raleigh, North Carolina 27611. The price is $5.00 plus 4% sales tax. Individual county road maps can |
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| some massive sulfide deposits in Virginia, North Carolina and Tennessee* ARTHUR R. KINKEL JR., HERMAN...deposits of the southern Appalachians. that some ore bodies formed at least as early as the Grenville...enclosing gneiss and schist. Present textures of the ore were formed during subsequent metamorphic periods...to 330 m.y. ago. COPPER-BEARING massive sulfide ore deposits occur from Alabama in Precambrian paragneiss...schist, and metavolcanic province (Fig. 1). The ore bodies are essentially concordant / Virginia - |
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| Economic Geology Vol. 74, 1979, pp. 645-656 Ore Mineralogyof theGreatGossan Lead,Virginia * DONALDK...closely spaceden echelon pods and lenses constitute ore zoneswhich are essentiallyconformableto foliafion...quartz-muscoviteand chlorite schist of the late Precambrian Ashe Formation and which range from less than one to...than 50 m in thicknessand up to 7.5 km in length. Ore mineralogyis dominatedby hexagonalpyrrhotite (•90%...a proposed thermal maximum of 415ø to 455øC, the ore assemblagewould have developeda sulfur activity of |
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| severalsulfidelayersthat possiblyare structurallyrepeated. The Ashe Formationin the district is a sequenceof metasedimentary...substantially from the clasticmetasediments of the Ashe Formation.Suchrocksare composed mainlyor whollyof...massivesulfide deposits within the late Proterozoic Ashe Formation in Carroll and GraysonCounties,southwesternVir-...Virginia and adjacent North Carolina the (WrightandRaman,1948;KlineandBallard,1949). Ashe Formation.The amphibolitesand...productionandreserves serpentinelensesin the Lynchburg-Ashe Formations are the Iron Ridge (Monarat)at the southwestern |
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| 15A. Metasedimentary and metavolcanic rocks of the Ashe Formation by J.E. Gair ................... 85 ...Slack STOP 16. Open pit, east end of Betty Baker mine by J.E. Gair Drill core, Mineral district by J...4. Geologic map of the Mineral district, Louisa County, Virginia 5. Geology of the Gofer deposit. Plan...Mineral district ...................... 29 2. Ore minerals of the Gofer and Arminius deposits .......following rifting near the eastern edge of the North American continental plate. The rifting initiated |
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| NORTH CAROLINA DEPARTMENT OF CONSERVATION WILLIAM DIVISION JASPER P. OF L. SAUNDERS, MINERAL...RESOURCES GEOLOGIST Circular 16 LOCALITIES NORTH OF CAROLINA BY JAMES F. CONLEY Doc NC DENR LIBRARY...... ACKNOWLEDGEMENTS MINERAL COLLECTING IN NORTH CAROLINA , . . . . # . WHERE TO COLLECT f ... f ......THE MINERAL LOCALITIES OF NORTH CAROLINA BY COUNTIES . . ALAMANCE COUNTY 5 5 Pyrophyllite ......... f .......... 5 ALEXANDER COUNTY ................. 7 Emerald, Hiddenite and Associated Minerals |
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| Geology of Some Copper Deposits in North Carolina Virginia, and Alabama By GILBERT H. ESPENSHADE CONTRIBUTIONS...mines, Swain County, North Carolina, the Toncrae mine, Virginia, and the Stone Hill mine, Alabama UNITED...___________ Deposits in Great Smoky ~ountains, North Carolina__________________ GeneralgeologY------...------------------------------Geology of Swain County copper district__________________________ Sedimentary...___ ___________________________________________ Ore deposits ________________________________ ---------_____ |
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| 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 |
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| .'.' .., Mineral Collecting Sites in North Carolina By W. F. Wilson and B. J. McKenzie RUTILE GUMMITE...Information Circular 24 Mineral Collecting Sites in North Carolina By W. F. Wilson and B. J. McKenzie Raleigh...copies of this publication may be obtained from: North CarOlina Department of Natural Resources and Community...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 27611. Eldon P. Allen, Chief Geologist FRONT |
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| Information Circular 24 Mineral Collecting Sites in North Carolina By W. F. Wilson and B. J. McKenzie Raleigh...copies of this publication may be obtained from: North Carolina Department of Natural Resources and Community...Geological Survey Section, P. O. Box 27687, Raleigh, North Carolina 27611. Eldon P. Allen, Chief Geologist i ...FRONT COVER PHOTO Twinned emerald crystal from North Carolina, photo from Smithsonian Institution (slide...viable mineral collecting sites through out North Carolina. Some sites are commercially operated during |
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| OF WESTERN NORTH CAROLINA EDITORS: KEVIN G. STEWART MARK G. ADAMS CHARLES H. TRUPE CAROLINA GEOLOGICAL...Loren Raymond Banner Elk, North Carolina September 26-28, 1997 CAROLINA GEOLOGICAL SOCIETY 1997 FIELD...WESTERN NORTH CAROLINA Edited by: Kevin G. Stewart Department of Geology University of North Carolina Chapel... Trupe Department of Geology University of North Carolina Chapel Hill, NC 27599-3315 TABLE OF CONTENTS...Evolution Of The Blue Ridge Thrust Complex, Western North Carolina .......................................... |
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| _ 16 Warren mine ____ 16 Milan mine ____________.._____________________ ._ 18 Lyman mine _______ _ _________...Geologic relations_____________________________ 18 Ore deposits __________________ _____ _ 20 General c...____________ '.__ 24 Copperfield or Ely mine ("Vershire mine).______i______ 24 History______________...character of ores____________________ Hartford County deposits__________________________ Simsbury (Newgate)...mine_________________________________ New Haven County deposits________________________ New York ____ |
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| RANDATHER QUNTAN of£4 vA, ATE BELT CAROLINA aes \ eer =~CAROLINA ‘ Li, aie! BARTLETT'S/27 FERRY FAULT...GRANDFATHER TENNESSEE ~~ MOUNTAIN KIOKEE BELT SOUTH CAROLINA ug 5; “A BARTLETT'S/.2 FERRY FAULT ? ALABAMA...admittedly speculative, for gold mineralization in the Carolina slate belt; it complements the paper by Neathery...Anomaly at the Peachbottom Deposit, Alleghany County, North Carolina (John E. Callahan, J. Hatten Metal Howard...Geologic South Sulfide (Thornton The Aspects Carolina Faulkner Western E. Carroll) the Southwest |
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| per rail SMOW. The $•C values of calcite in the ore zone range from --13.4 to --17.4 and are similar...metasedimentsand thus became metamorphogenic. In the ore zone a part of this water escapedthrough the shear...enclosinghost rocks. A modelfor the genesisof the ore is proposedwhich is basedon the information from...Tallapoosa depositsin Georgia, the Ore Knob depositsin North Carolina, and the GossanLead deposit in Virginia...shownin Figure 1. Geologic Background General The ore district forms a part of the Blue Ridge metamorphicprovince |
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| vertebrate remains. The breaks of the White River north of Crawford in Dawes Co. and the rather extensive...chalcedony, jasper and gem petrified wood. BUFFALO COUNTY KEARNEY, area gravel bars and pits along the Platte...townagate, chalcedony, jasper, petrified wood. CASS COUNTY WEEPING WATER, SE, on rd. to Nehawka, in the Snyderville...chalcedony, jasper, fossils. CHERRY COUNTY VALENTINE, in the Sandhills county along the Niobrara R. and Minnechaduza...CHEYENNE, DEUEL, GARDEN & KEITH COUNTIES AREA, between North and South Platte rivers and in all tributary branches |
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| grading to 600 to 800 feet thick in the north. ALEXANDER COUNTY FAYVILLE, area stream gravels⎯agate, jasper...⎯agate, jasper; d RR siding of Clay⎯agate. CALHOUN COUNTY AREA, shores of the Mississippi R., in the Warsaw...crystals). CRAWFORD COUNTY PALESTINE, area deposits⎯Siderite. EDWARDS COUNTY AREA, T. 1 S, R. 10 E...deposits⎯Siderite. FULTON COUNTY FARMINGTON, W 6 mi. on Rte. 116 to the Rapatee No. 5 strip mine⎯pyritized gastropods...gastropods (Pennsylvanian age). GRUNDY COUNTY AREA: c Regional rd. and RR cuts and banks of Mason Cr.⎯fossils; |
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| grading to 600 to 800 feet thick in the north. ALEXANDER COUNTY FAYVILLE, area stream gravels⎯agate, jasper...⎯agate, jasper; d RR siding of Clay⎯agate. CALHOUN COUNTY AREA, shores of the Mississippi R., in the Warsaw...crystals). CRAWFORD COUNTY PALESTINE, area deposits⎯Siderite. EDWARDS COUNTY AREA, T. 1 S, R. 10 E...deposits⎯Siderite. FULTON COUNTY FARMINGTON, W 6 mi. on Rte. 116 to the Rapatee No. 5 strip mine⎯pyritized gastropods...gastropods (Pennsylvanian age). GRUNDY COUNTY AREA: c Regional rd. and RR cuts and banks of Mason Cr.⎯fossils; |
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| Cambridge, MA 02139, USA z US Geological Survey, National Center, MS 954, Reston, VA 22092, USA Abstract. Boron...giant ore bodies at Kidd Creek and Sullivan (Canada), Broken Hill (Australia), and Ducktown (USA). Overall... two analyses of a sample from the Ore Knob mine, North Carolina (no. 11119/29), yield 6liB values of...Elizabeth mine, Vermont Devonian(?) Amphibolite 1, 2 Cu, Zn, Ag Cu, Zn Elizabeth mine, Vermont Pike...Pike Hill mine, Vermont Devonian(?) Devonian(?) Amphibolite Amphibolite 1, 2 2, 3 Cu, Zn Cu, Zn |
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| 60 Theories of origin 61 Description of the ore bodies 63 Results of lead isotope studies 65 ...district, Virginia 133 10. Description of the ore bodies 134 Results of lead isotope studies 137...170 Carolina slate belt polymetallic stratabound sulfide deposits 175 Central North Carolina slate...Georgia and South Carolina Other slate belt deposits 188 191 Sulfur isotopes in Carolina slate belt 11...Area around the Haile and Brewer mines, South Carolina 255 Results of sulfur isotope study 260 U-Th-Pb |
