 | | Journal (article/letter/editorial) | | This article was downloaded by: [North Carolina State University] On: 06 October 2012, At: 15:28 Publisher:...California 94305 AND M. TERABAYASHI Downloaded by [North Carolina State University] at 15:28 06 October 2012...blueschists occur at the Timor-Tanimbar-Seram forearc north of Australia, and of the B-type blueschists on the...roughly analogous to that of granite formation in North America. These similar patterns support speculation...485 486 MARUYAMA ET AL. Downloaded by [North Carolina State University] at 15:28 06 October 2012 |  | | Journal (article/letter/editorial) | | composition are potassium muscovite (HrKsAloSr6Ora), phengite (H6Kr(Fe, Mg)dlnsro0r), (new formula), and ferric...It was necessary to adopt this new formula for phengite, which contains one more molecule of Huo and Feo...amount of phengite, however, the optic angle also decreases when small amounts of phengite are present...component end members. A modified formula for phengite is suggestedhere. If the composition of muscovite...mica. These high silica micas were designated ,,phengite" and often have a small optic angle. Along this |  | | Journal (article/letter/editorial) | | MUSCOVITIC MICA FROM THE GRANDFATHER MOUNTAIN AREA, NORTH CAROLINA* MancanBr D. Fosrnn, Bnuce Bnvaut, aNn JouN...quartzites in the Grandfather Mountain area, North Carolina, contain green micas that have high indices...dioctahedral in character, falling between muscovite and phengite in the trisilicic-tetrasilicic dioctahedral potassium...geologic mapping in the Grandfather Mountain area, North Carolina, (one of us (B. B.)) observedrocks containing...below: [Al, *(Sir 00All 00)or0(oH)r]-t \ _.50 (phengite), t g{.$[st, 2.00 oorlto.,o,o (-uscovite) ; |  | | Journal (article/letter/editorial) | | and garnet in the Cuffytown Creek pluton, South Carolina J. Ar.nx.qxrnn Spnnn Department of Marine, Earth...Atmospheric Sciences,Box 8208, North Carolina State University, Raleigh,North Carolina27695-8208,U.S.A. ...albite * potassium feldspar * magnesium biotite + phengite + magnesium chlorite + fluorite + qtrartzand (2)...dividual samplesfrom the Cufttown Creek, South Carolina, pluton contain two texturally distinct AFMMn...semblages:biotite + muscovite assemblagesincluded in Carolina slatebelt of Edgefieldand McCormick Counties, |  | Chu, Xu, Ague, Jay J., Axler, Jennifer A., Tian, Meng (2016) Taconian retrograde eclogite from northwest Connecticut, USA, and its petrotectonic implications. Lithos, 240. 276-294 doi:10.1016/j.lithos.2015.10.011 | Journal (article/letter/editorial) | | retrograde eclogite from northwest Connecticut, USA, and its petrotectonic implications Xu Chu, Jay J...retrograde eclogite from northwest Connecticut, USA, and its petrotectonic implications, LITHOS (2015)...RETROGRADE ECLOGITE FROM NORTHWEST CONNECTICUT, USA, AND ITS PETROTECTONIC IMPLICATIONS PT Xu Chu1*...208109, New Haven, Connecticut RI 06520-8209, USA 2 *Email: xu.chu@yale.edu; Telephone: +1 (203) 436-9091... Yale University, New Haven, Connecticut 06511, USA MA Mafic lenses hosted by felsic paragneiss in |  | | Journal (article/letter/editorial) | | This article was downloaded by: [North Carolina State University] On: 14 May 2015, At: 15:05 Publisher:...Stanford, California 94305-2115 Downloaded by [North Carolina State University] at 15:05 14 May 2015 Abstract...diopside, talc + kyanite, diopside, high-silica phengite, and/or jadeite, also attest to metamorphic pressures...kyanite and/or jadeite and/or diopside and/or phengite, ellenbergerite, lawsonite, zoisite, and glaucophane...passage of decoupled sub- 191 Downloaded by [North Carolina State University] at 15:05 14 May 2015 192 |  | | Journal (article/letter/editorial) | | This article was downloaded by: [University North Carolina - Chapel Hill] On: 10 November 2014, At: 09:46...forbidden. Terms & Downloaded by [University North Carolina - Chapel Hill] at 09:46 10 November 2014 Conditions...Thessaloniki 54006, Greece Downloaded by [University North Carolina - Chapel Hill] at 09:46 10 November 2014 Abstract...Africa with 545 Downloaded by [University North Carolina - Chapel Hill] at 09:46 10 November 2014 546...gneisses, sillimanite-biotite-phengite migmatites, phengite-quartzites, phengite-albite-Al-titanite m a r |  | | Journal (article/letter/editorial) | | This article was downloaded by: [North Carolina State University] On: 17 September 2013, At: 10:18 Publisher:...a new mineral from Karelia Downloaded by [North Carolina State University] at 10:18 17 September 2013...intergrown chromian phengite from the monomineralic fraction of tourmaline. The chromian phengite composition...0.46, sum - 99.33%. The admixture of chromian phengite was calculated, assuming that all the K 2 O in...Tourmaline occurs with mica (taeniolite, chromian phengite, and vanadian muscovite), quartz, and dolomite |  | Rub, Anatoliy K., Rub, Maria G., Ashikhmina, Nadezhda A., Chistyakova, Natalya I. (1994) Rare-Metal Granites and Associated Mineralization of the Tigrin Deposit, Central Sikhote-Alin', Russia. International Geology Review, 36 (5) 484-502 doi:10.1080/00206819409465473 | Journal (article/letter/editorial) | | This article was downloaded by: [North Carolina State University] On: 01 September 2012, At: 13:26 Publisher:...Sciences, Moscow, Russia 109017 Downloaded by [North Carolina State University] at 13:26 01 September 2012...greisenized granite. Usually the 484 Downloaded by [North Carolina State University] at 13:26 01 September 2012...|Gpp | 5 [ffipg| 6 l^fF Downloaded by [North Carolina State University] at 13:26 01 September 2012...TIGRIN DEPOSIT Level 930 m, Downloaded by [North Carolina State University] at 13:26 01 September 2012 |  | | Journal (article/letter/editorial) | | 735°C, based on coexisting garnet, omphacite, and phengite, well within the coesite stability field. Post-eclogite...of pargasite, plagioclase, omphacite, biotite, phengite, paragonite, quartz, rutile, and calcite. Closely...Matrix omphacite locally contains inclusions of phengite, rutile, and quartz. Chemical zoning is locally...interpreted as pseudomorphs after phengite (Fig. 4C). Relict phengite (Simax = 6.78) rich in Ti (TiO2 ~...apparent equilibrium. C. Inclusion of high-Si phengite in eclogite garnet (sample T-65). Aggregate of |  | | Journal (article/letter/editorial) | | This article was downloaded by: [North Carolina State University] On: 30 November 2014, At: 20:52 Publisher:...AND FROM GEOTHERMOBAROMETERS Downloaded by [North Carolina State University] at 20:52 30 November 2014... INTERNATIONAL GEOLOGY REVIEW Downloaded by [North Carolina State University] at 20:52 30 November 2014...garnets and phlogopite and be tween garnet and phengite (i.e., in the magnesian region) at high temperatures...L. L. Perchuk [5] ln (2) Downloaded by [North Carolina State University] at 20:52 30 November 2014 |  | Gerrits, Anna R., Inglis, Edward C., Dragovic, Besim, Starr, Paul G., Baxter, Ethan F., Burton, Kevin W. (2019) Release of oxidizing fluids in subduction zones recorded by iron isotope zonation in garnet. Nature Geoscience, 12 (12) 1029-1033 doi:10.1038/s41561-019-0471-y | Journal (article/letter/editorial) | | slab, such as lawsonite, chlorite, chloritoid, phengite and serpentine, retain water to greater depths2â4...Environmental Sciences, Boston College, Chestnut Hill, MA, USA. 2Institut de Physique du Globe de Paris, Sorbonne...and Environment, University of South Carolina, Columbia, SC, USA. 4Department of Earth Sciences, Durham...during exhumation of subducted ocean crust in the North Qilian suture zone, NW China. J. Metamorph. Geol...Tsujimori, T. & Liou, J. G. Epidote-rich talc-kyanite-phengite eclogites, Sulu terrane, eastern China: P-T-fo2 |  | | Journal (article/letter/editorial) | | confused with rutherfordite from Rutherford Co., North Carolina) U,Os. UO,. PbO. FeO. CaO. I. 87.8 -...acid biotites or phengite-biotites (mixtures of phengite and olivine, or of phengite, muscovite, and olivine |  | | Journal (article/letter/editorial) | | of submieroseopieally intergrown paragonite and phengite in a blueschist from northern California* Yen-Hong...The University of Michigan, Ann Arbor, MI 48109, USA ReceivedFebruary 12, 1990/Accepted July 13, 1990...examine submicroscopically intergrown paragonite, phengite and chlorite from the South Fork Mountain Schist...transmission electron microscopy (TEM) as packets of phengite and paragonite that range from 20 to several hundred...electron microscopy (AEM), constrain the limbs of the phengite-paragonite solvus to values of N a / ( N a + K |  | | Report (issue) | | ANNUAL MEETING CAROLINA GEOLOGICAL SOCIETY NOVEMBER 7-8, 1964 ROAD LOG OF THE CHATHAM, RANDOLPH AND...AND ORANGE COUNTY AREAS, NORTH CAROLINA FIELD TRIP GUIDEBOOK RALEIGH, 1964 Typed and reformatted from...from the original, October 1999. CAROLINA GEOLOGICAL SOCIETY OFFICERS 1963-1964 President: Henry Brown...Brown N.C. State of the University of North Carolina at Raleigh Vice President: George E. Siple U.S. Geological...Geological Survey District Geologist Columbia, South Carolina Secretary: E. Willard Berry Department of Geology |  | | Journal (article/letter/editorial) | | Kentucky, 101 Slone Building, Lexington, KY 40506-0053, USA e-mail: edande0@uky.edu with slow/low overstepping;...Ridge Province of the southern Appalachian orogen (USA), and the Western Gneiss Region (WGR) of Norway have...Geological setting of samples Southern Blue Ridge (USA) Occurrences of HP rocks are rare within the Appalachian...located approximately 7 km northwest of Boone, North Carolina (Abbott and Raymond 1997; Abbott and Greenwood...Jadeite Appalachian Blue Ridge, Western North Carolina, USA Western Gneiss Region, Nordfjord, Norway |  | | Journal (article/letter/editorial) | | Institute of Technology, Cambridge, Massachusetts 02139, USA (nchat@mit.edu) 2 G â 608, Raheja Residency, Koramangala...garnet, omphacite and epidote with minor chlorite, phengite, rutile and quartz constitute the peak metamorphic...4 Ma in the jadeitites of the Jade Mines area, north of the granodioriteâdiorite belt, indicates that...the Andaman back-arc spreading centre, and in the north it splays into three prominent metamorphic belts...of Nandy (1986) proposes that the ophiolite of north-central Myanmar were emplaced during the closure |  | | Journal (article/letter/editorial) | | eclogites: calculated phase equilibria in kyanite- and phengite-bearing eclogite of the Tromsø Nappe, Norway M...N-9037 Tromsø, Norway ABSTRACT Kyanite- and phengite-bearing eclogites have better potential to constrain...equilibria between garnet + omphacite + kyanite + phengite + quartz â coesite than common, mostly bimineralic...assemblage was garnet + omphacite + kyanite + phengite + coesite, inferred from polycrystalline quartz...while phengite contains up to 3.5 Si pfu. The compositional isopleths for garnet core, phengite and omphacite |  | | Report (issue) | | SOUTH CAROLINA GEOLOGY Volume 40 The Carolina Terrane in Northeastern South Carolina: History of an...Eocambrian Rocks (Ridgeway Gold Mine, South Carolina), Carolina Terrane Mervin J. Bartholomew, Amy E. Whitaker...Neoproterozoic Intra-Arc Basin in the Carolina Terrane, South Carolina Kenneth A. Gillon, T. Langdon Mitchell...the Geology of the Ridgeway-Camden Area, South Carolina Piedmont Donald T. Secor, Jr., Chris A. Barker...the original SOUTH CAROLINA GEOLOGY publication. Cover Photo: Overview of the North Pit at Ridgeway Gold |  | | Journal (article/letter/editorial) | | have been transformed into coarse-grained garnetâphengiteâquartz rocks under pressure no lower than 21 kbar...cannot rule out the possibility that the garnetâphengiteâquartz veins represent solidified felsic melts...under high-pressure granulite facies conditions, phengite underwent incongruent melting with formation of...Belomorian Eclogite Province, high-pressure granulite, phengite, pillow lava INTRODUCTION Partial melting of subducted...Hermann & Rubatto, 2014; Lang & Gilotti, 2015). Phengite is the common stable hydrous phase in UHP crustal |  | Page, F. Zeb, Armstrong, Lora S., Essene, Eric J., Mukasa, Samuel B. (2007) Prograde and retrograde history of the Junction School eclogite, California, and an evaluation of garnetâphengiteâclinopyroxene thermobarometry. Contributions to Mineralogy and Petrology, 153 (5) 533-555 doi:10.1007/s00410-006-0161-9 | Journal (article/letter/editorial) | | eclogite, California, and an evaluation of garnetâphengiteâclinopyroxene thermobarometry F. Zeb Page Ă Lora...using the WatersâMartin version of the garnetâphengiteâ omphacite thermobarometer yields conditions of...recent, fully thermodynamic calibrations of the phengiteâomphaciteâgarnet thermobarometer. Low early temperatures...C.C. Little Building, Ann Arbor, MI 48109-1005, USA F. Z. Page (&) Department of Geology and Geophysics...WisconsinâMadison, 1215 W. Dayton St., Madison, WI 53706, USA e-mail: zeb@geology.wisc.edu Present Address: L. |  | | Report (chapter) | | Earth Sciences, University of North Carolina Charlotte, Charlotte, NC 28223, USA 2 Department of Earth and...Museum of Natural History, New York, NY 10024-5192, USA cmartin@amnh.org Abstract: Symplectite, deďŹned as...even if no hydroxylbearing mineral (amphibole, phengite) is included within the symplectite assemblage...conducted on symplectite-bearing eclogites coming from North Qaidam (China) showed that amphibolebearing symplectite...window running from the north of the Bergen Arc in the south to Molde in the north and is surrounded by |  | | Journal (article/letter/editorial) | | prior to the crystallization of lawsonite contain phengite (d006= 3.317-3.323 A), chlorite and occasionally...interstratified basaltic sills contain chlorite, minor phengite and stilpnomelane. Pyrophyllite crystallizes before...also stable in the lawsonite zone. Paragonite, phengite and chlorite appear to be stable through the sequence...the phengite is strongly dependant on the assemblage in which it occurs; the amount of phengite component...ratios. The phengites show a small decrease in phengite component with increasing metamorphic grade, d00~ |  | | Journal (article/letter/editorial) | | of eclogites from the Eastern Blue Ridge, North Carolina, USA F. Z. PAGE, E. J. ESSENE AND S. B. MUKASA...C.C. Little Building, Ann Arbor, MI 48109â1063, USA (fpage@umich.edu) ABSTRACT The prograde metamorphism...metamorphism. Eclogites from the Eastern Blue Ridge of North Carolina retain evidence of their prograde path in the...eclogites, from the vicinity of Bakersville, North Carolina, USA are primarily comprised of garnetâclinop...eclogites from the Franciscan Complex, California, USA. These workers proposed an anticlockwise PâT path |  | | Report (chapter) | | inferred gap. However, complexities resulting from phengite and other solid solutions, and from submicroscopic...Treloar 1985, Barber & Yardley 1985, Bowman & Ghent phengite + chlorite = muscovite + (35) 1985, Lang & Rice...(glaucophane, barroisite, hornblende) and micas (phengite, paragonite, _ phlogopite) have widely been reported...partitioning of oxygen isotopes among quartz, rutile, and phengite of type C eclogites from the Sesio zone to estimate...blueschist temperatures to 250-450°C. Chlorite-phengite KD thermometry could ultimately prove useful in |
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Boiling Springs, Cleveland County, North Carolina, USA