 | | Report (issue) | | Mica Deposits of the Blue Ridge in North Carolina GEOLOGICAL SURVEY PROFESSIONAL PAPER 577 Work done...done in part in cooperation with the North Carolina Department of Conservation and Development and in part...Administration Mica Deposits of the Blue Ridge in North Carolina By FRANK G. LESURE GEOLOGICAL SURVEY PROFESSIONAL... Work done in part in cooperation with the North Carolina Department of Conservation and Development... Geologic map of part of the Blue Ridge of North Carolina and Tennessee. 2-6. Maps showing location of |  | | Journal (article/letter/editorial) | | A BERYL OCCURRENCE AT MOODY MOUNTAIN OXFORD COlJNTY, MAINE N e i l Jorgensen, B u c k f i e l d , Maine...made several prospecting trips to Moody Mountain in northern Oxford County, Maine, where deep blue aquamarine...to mention the occurrence. He had never visited Moody Mountain but was able to furnish general directions...mountain. With an elevation of only 2,420 feet, Moody Mountain is not high, even by New England standards;...above and below the scarp. Moody Mountain is in the township of Andover North Surplus, six miles northnorthwest |  | | Journal (article/letter/editorial) | | in deforming granites and the origin of flame perthite L . L . P R Y E R * AND P . - Y . F . ROBIN Department...feldspars in granite mylonites containing flame perthite give compositions that invariably plot as three...lithostatic during flame growth. Key words: flame perthite; granite; greenschist facies; replacement; retrograde... A model is presented for the origin of flame perthite that involves ionic transfers between the major...OF F L A M E P E R T H I T E Perthite and flame perthite The term perthite normally refers to an alkali |  | | Report (issue) | | Cover photo: Mil8ing PDant, Parks GoUd Mine, McDuffie County, Georgia. Photo courtesy Georgia Department...District. ......... ,........................ Greene County................................................................................ Lincoln County ................................................................................ McDuffie County ................................ ·.............................................. Oglethorpe County ................................ : ............................. |  | | Report (issue) | | under a cooperative agreement with the State of North Carolina and the Tennessee Valley Authority Physical...under a cooperative agreement with the State of North Carolina and the Tennessee Falley Authority UNITED...Production of sheet and punch mica, 1912-14, in North Carolina, the Southeastern States, and the entire United...data for mica specimens, arranged by lot and by mine or prospect-_-___--_-___-_-.___---___-_____--_ Results..._______________ 13. Test data for mica (not identified by mine), taken from the production line of the Colonial |  | | Journal (article/letter/editorial) | | Berry, L. G. The space Allophanes from Lawrence County, group of conichalcite. 557 f n d i a n a(. W h...Mount MarcY 330 81oss,F.D...... quadfalrgler Essex CountY' Blggild, O. B. The Mineralogy of N.Y. (Jafre)...m a nI ., . . . . Enchanted Rock pluton, Llano County, Texas, texture of. (Hutchinson). . . 346 Endellite...uranium-bearirg bodies in San Bernardino .. 1040 County, California .340,342 Goldsmith,J. R. 341 Goodman...El Paso New Hampshire, origin of, (Chapman). 332 County, Colo. (Glass,Adams) . 858 Geochemistry of potassium |  | | Book | | CHAPTER 8 Tennessee 8 7 6 CHAPTER 10 South Carolina ......... _ .......... _ _ .... ____________________............._........... 7 3 6 CHAPTER 9 North Carolina 4 2 3 3 9 6 3 CHAPTER 1 GEM H U N T...g e s w h i c h c r e s t a t M t . N o r t h Carolina, a n d C l i n g m a n ' s Dome, Tennessee. Because...was m e r e l y p a r t o f t h e waste o f t h e mine. W h a t t h e y needed was h i g h grade ore o...n d m 1799 i n Cabarrus C o u n t y, N o r t h Carolina, b y a s m a l l b o y w a l k i n g along a m |  | | Report (volume) | | Knoxville 1 °X2° Quadrangle, Tennessee, North Carolina, and South Carolina U.S. GEOLOGICAL SURVEY BULLETIN...Knoxville 1°X2° Quadrangle, Tennessee, North Carolina, and South Carolina By G.R. ROBINSON, Jr., F.G. LESURE...Knoxville 1°X2° quadrangle Tennessee, North Carolina, and South Carolina I by G.R. Robinson, Jr. ... [et al...Geology- Tennessee. 2. Geology-North Carolina. 3. Geology-South Carolina. 4. Mines and mineral resources-...and mineral resources-North Carolina. 6. Mines and mineral resourcesSouth Carolina. I. Robinson, G.R. II |  | Robinson, Gilpin R., Lesure, Frank G., Marlowe, J. I., Foley, Nora K., Clark, S.H. (2004) Bedrock geology and mineral resources of the Knoxville 1° x 2° quadrangle, Tennessee, North Carolina, and South Carolina. Open-File Report 2004-1075. US Geological Survey doi:10.3133/ofr20041075 | Report (issue) | | Knoxville 1°x2° Quadrangle, Tennessee, North Carolina, and South Carolina By G.R. ROBINSON, Jr., F.G. LESURE...Knoxville 1°x2° quadrangle Tennessee, North Carolina, and South Carolina / by G.R. Robinson, Jr. ... [etaf...Geology—Tennessee. 2. Geology—North Carolina. 3. Geology—South Carolina. 4. Mines and mineral resources—Tennessee...and mineral resources—North Carolina. 6. Mines and mineral resourcesSouth Carolina. I. Robinson, G.R. II...Knoxville l°x2° quadrangle, Tennessee, North Carolina, and South Carolina 2. Paleozoic metamorphic facies map |  | | Report (volume) | | of the Notch Peak Wilderness Study Area, Millard County, Utah U.S. GEOLOGICAL SURVEY BULLETIN 1749-C ...of the Notch Peak Wilderness Study Area, Millard County, Utah By DOUGLAS B. STOESER, DAVID L CAMPBELL,...of the Notch Peak Wilderness Study Area, Millard County, Utah / by Douglas B. Stoeser... [et al.]. p. cm...Peak (UT-050-078) Wilderness Study Area, Millard County, Utah. CONTENTS Abstract Cl Summary Cl Character...resources C7 Notch Peak intrusive C9 Brown Queen mine area C9 Sawtooth Canyon area CIO Industrial rocks |  | | Report (issue) | | nicols crossed, x 32. From an outcrop near the Cobb County sewage disposal plant on the Chattahoochee River...From an outcrop about 3 miles south of the Fulton County Airport. ______________ _ 29 Blastomylonite,...phyllonite on the right; 2 miles south of the Fulton County Airport. ________ ---------------------------------------------...of the Sandy Springs Sequence along U.S. 41 just north of the Chattahoochee River. __________ 41 15. ...Blastomylonite, from the large dike on U.S. 41 just north of the Chattahoochee River. Note recrystallized |  | | Report (issue) | | the Grandfather Mountain Window and Vicinity, North Carolina and Tennessee By BRUCE BRYANT and JOHN C. REED...Chilhowee Group --------------------------- 45 Slices north of the Grandfather Mountain window ------------...Ridge and Valley and Ridge belts in parts of North Carolina, Tennessee, and southern Virginia. 4. Geologic...plagioclase, and potassic feldspar (including perthite) in Brown Mountain Granite ------------------...volcanic rocks of the Aleutian Islands, rocks of the Carolina slate belt, and graywackes ______ 77. N&O :K20 |  | | Book (edition) | | week collecting in the pegme.tite area ot Oxford county, !!Bine, Neil Wintr:lnghal'!l, a pa.st-president...been replaced in the locality seotion by the Scotty Mine, an active operation of considerable interest. The...characterized the evenings spent with members of the Oxford County Mineral & Gem Association. N. A. W. Mountainside... James L. Faulkner {Ridlonville) of the Oxford County Mineral & Gem Association, Mr. John E. Duffy and...and help received during past visits to Oxford county. Special thanks must be given above all to those |  | | Book | | Part 1: North and South America Alkaline Rocks and Carbonatites of the World Part 1: North and South...Alkaline rocks and carbonatites of the world. Pt. 1, North and South America 1. Alkalic igneous rocks I. Title............................................. 4 NORTH AMERICA Canada.................................... The catalogue is to consist of four parts: 1 North and South America (including Greenland) 2 Africa...Verlag, Berlin. 252 pp. DEANS, T. 1966. Economic mine ralogy of African carbonatites. 111 O . F. Tuttle |  | | Journal (article/letter/editorial) | | during the past decade. Minsur S.A.’s underground mine yielded 37,409 and 38,182 tonnes of fine tin-in-concentrate...(Laubacher, 1978; Clark et al., 1990b). Southeast of the mine, the contact between the lower Paleozoic metaclastic...zonation The mineralized structures in the San Rafael mine (Fig. 1b), among which the Veta San Rafael (San...monzogranite-granodiorite field boundary. The largely north-northwest–striking lodes and veins developed during...incorporates the much smaller Quenamari, or Carabaya, mine, 3.5 km to the northeast (Fig. 1b). Chalcopyrite-cassiterite |  | | Report (volume) | | Bibliography of North American Geology 1949 By EMMA MERTINS THOM, MARJORIE HOOKER and RUTH REECE DUNAVEN...------------III 1 3 11 169 BIBLIOGRAPHY OF NORTH AMERICAN GEOLOGY 1949 BY EMMA MERTINS THOM, MARJORIE...REECE DUNAVEN INTRODUCTION The bibliography of North American geology, including paleontology, petrology...publications on the geology of the Continent of North America and adjacent islands and on Panama, the...index to the literature cited. The bibliography of North American geology to the end of 1947 is contained |  | | Journal (article/letter/editorial) | | Position of indicatrix: 51 An 48 An 50 An 51 An Moody Pond (Saranac). 46 An 42 A,, ,ii,a:i1gg [!ii;;]:...Guttate Perthite, very common. Vein perthit6, not characteristically developed' Patch perthite, not rare...rare. Interlocking Perthite, common. interlocking perthites, ending with a pure oligoclase' 3. GBNBsrs...substance. has been 2. "tbe fact that the interlocking perthite-which feldspars of both crystallization simultaneous...has hemmed in tiny drops of oligoclase (guttate perthite !). In the concluding stages some mutual replacement |  | | Journal (article/letter/editorial) | | Geophysics, University of Oklahoma, Norman, OK 73019 USA (email: dlondon@ou.edu) ABSTRACT Pegmatites are...trench, and coring program conducted in Colorado (USA) during WWII generated modal analyses of 1,803 pegmatites...1973). Initial 87Sr/86Sr ratios for albite and perthite from the Harding pegmatite, New Mexico, are 0...dominated by pegmatites at King’s Mountain, North Carolina, in the Appalachians. Principal ores of Ta...mostly absent. Deposits at Kings Mountain, North Carolina, represent the archetype of these pegmatites |  | White, L. F., Kizovski, T. V., Tait, K. T., Langelier, B., Gordon, L. M., Harlov, D., Norberg, N. (2018) Nanoscale chemical characterisation of phase separation, solid state transformation, and recrystallization in feldspar and maskelynite using atom probe tomography. Contributions to Mineralogy and Petrology, 173 (10) doi:10.1007/s00410-018-1516-8 | Journal (article/letter/editorial) | | Pacific Northwest National Laboratory, Richland, WA, USA 5 GeoForschungsZentrum Potsdam Telegrafenberg,...~ 2.7 Ga Stillwater cumulate complex in Montana, USA (Premo et al. 1990), the Stillwater bytownite represents...pegmatite outcropping within the Rutherford #2 mine, Amelia County, Virginia (Sinkankas 1968), feldspar occurs...represents an experimentally synthesised patch perthite feldspar grain with an A b60Or40 composition...Laboratory (Pacific Northwest National Laboratory, USA). In total, nine polished microtip specimen were |  | | Report (volume) | | Bibliography of North American Geology 1946 and 1947 ^ By EMMA MERTINS THOM, MARJORIE HOOKER 'r> and..._ ni 3 7 15 311 * f *, BIBLIOGRAPHY OF NORTH AMERICAN GEOLOGY 1946 and 1947 BY EMMA MERTINS THOM...REECE DUNAVEN INTRODUCTION The bibliography of North American geology, including paleontology, petrology...publications on the geology of the Continent of North America and adjacent islands and on Panama, the...index to the lierature cited. The bibliography of North American geology to the end of 1945 is contained |  | | Report (issue) | | geology of Magnet Cove igneous area, Hot Spring County, Ark. Map showing relation of igneous rocks of...square miles in the northeastern part of Hot Spring County, Ark. This heart-shaped complex is easily accessible...bounded on the south by the Trap Mountains and on the north and east by the Zigzag Mountains (fig. 4). Altitudes...generalized geology of the Magnet Cove area, Hot Spring County, Ark. 659634 62 2 3 MILES ALKALIC IGNEOUS...saprolite zone. In the Cove Creek valley flat just north of U.S. Highway 270 and east of the Kimzey calcite |  | Petrishcheva, Elena, Tiede, Lisa, Schweinar, Kevin, Habler, Gerlinde, Li, Chen, Gault, Baptiste, Abart, Rainer (2020) Spinodal decomposition in alkali feldspar studied by atom probe tomography. Physics and Chemistry of Minerals, 47 (7). doi:10.1007/s00269-020-01097-4 | Journal (article/letter/editorial) | | the resulting microstructure is referred to as perthite. Exsolution starts with the development of minute...R, Petrishcheva E, Kaessner S, Milke R (2009a) Perthite microstructure in magmatic alkali feldspar with...(2009b) Exsolution by spinodal decomposition II: perthite formation during slow cooling Physics and Chemistry...1088/13672630/ab1c3b Day H, Brown V (1980) Evolution of perthite composition and microstructure during progressive...metamorphism of hypersolvus granite, Rhode Island, USA. Contrib Mineral Petrol 72:353–365 Devaraj A, Perea |  | | Report (issue) | | Geology of the Eastern Great Smoky Mountains North Carolina and Tennessee By JARVIS B. HADLEY and RICHARD...OF THE GREAT SMOKY MOUNTAINS, TENNESSEE AND NORTH CAROLINA GEOLOGICAL SURVEY PROFESSIONAL PAPER 349-B...ement complex _____________________________ _ Carolina gneiss_ ______________ ___________ - Definition...Amphibolite _________ - ___ --- __ -- __ -Origin of the Carolina gneiss ___________ -Plutonic rocks ___________________...___________________________________ _ Redmond lead-zinc mine ________________________ _ History ____________ |  | | Journal (article/letter/editorial) | | survey of mid-Proterozoic anorogenic granitoids in North America. As discussed below, several mineral and...of many rapakivi granites, plagioclase-mantled perthite ovoids, other petrographic aspects have an important...inclusions, and groundmass; (b) ovoid shapes of perthite megacrysts; (c) mixtures of mantled and unmantled...unmantled ovoids may occur in the same rock; (d) perthite ovoids frequently have abundant small inclusions...Most of the Korosten ~ granitoids contain large perthite ovoids ( making up 50% of typical rapakivi granites) |  | | Report (issue) | | Implications of Stratigraphic Correlation in the Carolina Slate Belt leaders: Charles W. Harris, Lynn Glover... . . . . . . . . . . . . . . . . . . . . 34 CAROLINA GEOLOGICAL SOCIETY Guidebook for 1985 Annual Meeting...IMPLICATIONS OF STRATIGRAPHIC CORRELATION IN THE CAROLINA SLATE BELT leaders: Charles W. Harris, Lynn Glover...central North Carolina sequence, but the deformation did not extend into the central North Carolina area...central North Carolina sequence but was weak or absent in that area. 3. The central North Carolina sequence |
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