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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%...lesser amounts of sphalerite, chalcopyrite, and galena; other phases--arsenopyrite,cubanRe, mackinawite |
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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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| PECULIARITIES OF NORTH CAROLINA'S GOLD Downloaded by [University of Florida] at 01:37 08 August 2017...Thurmond, N.C. 28683 The gold ores found in North Carolina are auriferous pyrite and chalcopyrite, with...gold veins are small amounts of sphalerite and galena but in such small quantities they are of no commercial...Union Copper Mine, which once produced a considerable wealth in silver from argentiferous galena. The gold...representing from one-fourth to one-third the value of the ore. While most of the gold found in the quartz is in |
 | | Report (issue) |
| 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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| 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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| 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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| 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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| 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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| 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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| 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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| 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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| sphalerite,and pyrite, and rare arsenopyriteand galena. Deposits were mined principally in the Iron Ridge...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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| 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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| 77, 1982,pp. •35--351 Lead IsotopicPatternsof Galena in the Piedmontand BlueRidgeOre Deposits,SouthernAppalachians...mucholdercontinental crustalrockswere not involvedin the ore-forming process. Galenasfrom a veinin the Hammetungstendistrict...Previouslyreportedanalysesfrom the re- ore is unclear,asat Ore Knob, North Carolina, where gionhavebeenof an incidentalnature...bodiesof this type can alsobe found in the sten, North Carolina, and Dahlonega,Georgia,dis- Piedmontgeologicprovince...found isotopestudy of the depositsof the central Carolina in upper Precambrianto lower Paleozoicmetavolslatebelt |
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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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| .'.' .., 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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| 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...the Kings Mountain belt 225 Lead isotopes in galena vi. 233 U-Th-Pb whole-rock systematics in metaigneous |
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| COUNTIES OF NORTH CAROLINA C. HENRY KING, FRANKUNVILLE, N.C. ALAMANCE—The North State pyrophyllite mine is located...by the Indians. ALLEGHANY—The Crouse manganese mine near Sparta has produced an interesting suite of...is goldbearing. ASHE—Site of the Ore Knob copper mine in the eastern part of the county has produced chalcocite...Mountain. BURKE—Three diamonds have been found in this county. One specimen is at the State Museum in Raleigh...was found in the Reed mine. In 1803 a 28 lb. nugget was found in this same mine! This area has, in recent |
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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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| 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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| geographic coordinates and, where applicable, by county and section, township, and range. Both published...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...considerable gold, and copper is present in separate ore shoots. In the Blackbird district (Idaho), the |
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| terranessuchasBleikvassli,Norway;BlackHawk, Maine;Ore Knob, North Carolina; and Elizabeth, Vermont. Minor amounts...phlogopite, anddolomite,with pyrrhotite,chalcopyrite,galena,andsphalerite.Many of the tourmaline crystalsare...tourmalineintergrownwith massivesulfide(e.g., Ore Knob) displayfine, delicategrowth lamellaesimilar to...associatedwith magmatic- developedat the Elizabeth mine, Vermont (Mchydrothermal phenomena including tin-tungsten...greisens(Hosking, 1951; Kelly and Rye, Black Hawk mine, Maine (LaPierre, 1977; Slack, 1979) andcopper-bearing |
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| that are not related to wall-rock type, type of ore, or to orebody. A positive correlationbetweenthe...metamorphism but is rather an original featureof the ore. The groupingsof lead isotoperatiosand a possiblebimodalityof...Pocketsof methanegasin Calloway;abundantgraphite Ore Disseminated Massive(somedisseminated) Massive...content.Magee (1968) describedDucktown beenobscured ore mineralogyas about60 percentpyrrhotite,30 and deformation...subsequentdeof sulfides at submarine hotsprings (Mauger, galena,gold,silver,andothermetallicmineral.In position |
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| mmed at Broken Arrow aud Trout creek, in Sc. Clair county. The strata in this field are more faulted und...prong of Canoe creek, in St. Clair county, to Ha\sop creek, in Bibb county, a distance of 60 miles. Down to...to Helena, in Shelby county, the field has an average width of 5 or 6 miles. Below that point the width...miles being in the latitud" of Blocton, in Bibb county. The south ern end of this field has a greater...Jefferson county; Helena, Montevallo, and Brierfield, Shelby county; and at Blocion. Bibb county. The Warrior |
Ore Knob Mine, Ore Knob, Ashe County, North Carolina, USA