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| THE ORE KNOB NORTH MASSIVE SULFIDE CAROLINA: AN RECRYSTALLIZED ARTHUR COPPER EXAMPLE ORE R....disseminatedpyrrhotite-chalcopyrite-pyriteore replaceda fault zone in Precambrian Carolina Gneissof Keith (1)...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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| 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%...by volume) with lesser amounts of sphalerite, chalcopyrite, and galena; other phases--arsenopyrite,cubanRe |
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| ROCK SULFURIZATION THE PAUL D. FULLAGAR, ORE KNOB HENRY ALTERATION IN THE SULFIDE AND THE.................................. Geologyof the Ore Knob copperdeposit ..................................biotite ................................ Thickness of ore in relation to iron content of the wall rock ......copper,and sulfur in the ore .......................... Wall rock alteration and ore genesis................Chemicalanalysesof the wall rock gneissat Ore Knob reveal that iron decreases towardthe ore body. Biotite, the princi |
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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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| 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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| '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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| 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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| PECULIARITIES OF NORTH CAROLINA'S GOLD Downloaded by [University of Florida] at 01:37 08 August 2017...The gold ores found in North Carolina are auriferous pyrite and chalcopyrite, with which is more or less...the pyrite to a greater extent than with the chalcopyrite. For instance—'the gold veins and the copper...statement, the silver shaft of the Old Union Copper Mine, which once produced a considerable wealth in silver...representing from one-fourth to one-third the value of the ore. While most of the gold found in the quartz is in |
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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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| 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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| Information Circular GOLD RESOURCES OF NORTH CAROLINA by P. A. Carpenter, D oc ms C% M:*L Raleigh...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 26711. Jeffrey C. Reid Chief Geologist Cover...3 Mining Methods and Recovery 3 Gold in North Carolina 5 History of Mining 5 Production 7 General...Deposits of North Carolina 12 Eastern Carolina Belt 12 Portis Mine 14 Other Mines 14 Carolina Slate |
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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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| strata-boundlensesand layersof massivepyrrhotite, minor chalcopyrite,sphalerite,and pyrite, and rare arsenopyriteand...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 |
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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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| _ 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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| 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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| industry are included. The literature on sulfide ore deposits and Gulf Coast salt domes is so voluminous...sulfur by superheated water through wells at Sulphur mine, Louisiana, are fully detailed. Exploration and...California Auschwitz mine, Lake County - 2, 4 Coso Range deposits, Inyo County - 14 Coyote Mountain deposits...Imperial County - 13 Crater (Last Chance Range) mine, Inyo County - 9, 11, 15, 16, 17 Elgin mine, Colusa...Colusa County - 6, 12 Full Moon deposit, Imperial County - 13 The Geysers, Sonoma County - 1, 18 Leviathan |
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| Gold, base-metal, and related deposits of North Carolina 1011 by Gwendolyn W. Luttrell 12 U.S. Geological... Gold, base-metal, and related deposits of North Carolina Abstract Gold, silver, copper, lead, zinc,...barite, and rare-earths have been mined in North Carolina. Gold, with by-product silver, occurs in veins...along the borders of a granite body in Halifax 18 County. 19 and Vanoe Counties. 20- Tungsten minerals...occur with sulfides in vein|j deposits in Cabarrus County. 21 22 23 24 25- U. S. GOVERNMENT PRINTING OFFICE: |
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| December 2014 North Carolina Museum of Natural Sciences, Raleigh W hen the North Carolina Museum of Natural...the state capitol. Appropriately enough, the North Carolina Museum of Natural Sciences celebrated its 125th...125th birthday with Treasures Unearthed: North Carolina’s Spectacular Gems and Minerals, a one-year exhibit...with a private collector who specialized in North Carolina minerals to create the 4,000-square-foot exhibit...showcased nearly three hundred specimens of North Carolina gems and minerals. At the close of this successful |
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| geographic coordinates and, where applicable, by county and section, township, and range. Both published...many places contain deposits of pentlandite, chalcopyrite, and pyrrhotite. These deposits are often ...nickel-plus-copper in the deposit. The Gap mine (Pennsylvania) and the San Julian mine (California),are examples of...deposits varies widely. Some, like the Bluebird mine (Arizona), are small deposits containing 16 mostly...mostly only cobalt minerals. At the Standard mine (Oregon), the , cobalt minerals are associated with |
 | Dunn, Pete J., Rouse, Roland C., Norberg, Julie A. (1978) Hydroxyapophyllite, a new mineral, and a redefinition of the apophyllite group I. Description, occurrences, and nomenclature. American Mineralogist, 63 (1-2) 196-198 | Journal (article/letter/editorial) |
| The type locality is the Ore Knob mine, Jefferson,Ashe County, North Carolina. Due to the similarity of...hydroxyapophylliteis apophyllitearegivenin Table2.The North Carolina wasanalyzedusingmodifiedclasuniaxialpositivewith... and the axial tatio c/a is Parvat.i Hills Ore Knob Mine a + 1.763.A similar refinementyieldedthe sameparaI...sameparaI n d i a ' n e a r B o n b a y , North Carolina' Jefferson, meters for South African hydroxyapophyllite...patterncompleteto 70o A pbwderdiffractometer 4.99 4.75 Kzo North Carolinamaterialas the from was obtained 20 16.04 |
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| The type locality is the Ore Knob mine, Jefferson,Ashe County, North Carolina. Due to the similarity of...hydroxyapophylliteis apophyllitearegivenin Table2.The North Carolina wasanalyzedusingmodifiedclasuniaxialpositivewith... and the axial tatio c/a is Parvat.i Hills Ore Knob Mine a + 1.763.A similar refinementyieldedthe sameparaI...sameparaI n d i a ' n e a r B o n b a y , North Carolina' Jefferson, meters for South African hydroxyapophyllite...patterncompleteto 70o A pbwderdiffractometer 4.99 4.75 Kzo North Carolinamaterialas the from was obtained 20 16.04 |
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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 |
