 | | Journal (article/letter/editorial) | | lithospheric scale view of magma systems Rodney V. Metcalf Transactions of the Royal Society of Edinburgh:...300001127 How to cite this article: Rodney V. Metcalf (2004). Volcanic–plutonic links, plutons as magma...systems Rodney V. Metcalf ABSTRACT: The northern Colorado River extensional corridor (NCREC, USA) provides an...1991; Wiebe 1993a, b, 1994; Falkner et al. 1995; Metcalf et al. 1995; Poli et al. 1996; Patrick & Miller...1989; Coleman et al. 1995; Falkner et al. 1995; Metcalf et al. 1995; Collins 1996; Sisson et al. 1996; |  | | Journal (article/letter/editorial) | | systems Rodney V. Metcalf ABSTRACT: The northern Colorado River extensional corridor (NCREC, USA) provides an...1991; Wiebe 1993a, b, 1994; Falkner et al. 1995; Metcalf et al. 1995; Poli et al. 1996; Patrick & Miller...1989; Coleman et al. 1995; Falkner et al. 1995; Metcalf et al. 1995; Collins 1996; Sisson et al. 1996;...northern Colorado River extensional corridor (NCREC, USA) provides an excellent record of coeval volcanic...continental convergent margins. 358 RODNEY V. METCALF Figure 1 Generalised geological map of the northern |  | KING, PHILIP B., HADLEY, JARVIS B., NEUMAN, ROBERT B., HAMILTON, WARREN (1958) STRATIGRAPHY OF OCOEE SERIES, GREAT SMOKY MOUNTAINS, TENNESSEE AND NORTH CAROLINA. Geological Society of America Bulletin, 69 (8) 947 doi:10.1130/0016-7606(1958)69[947:soosgs]2.0.co;2 | Journal (article/letter/editorial) | | SERIES, GREAT SMOKY MOUNTAINS, TENNESSEE AND NORTH CAROLINA BY PHILIP B. KING, JARVIS B. HADLEY, ROBERT...which span the boundary between Tennessee and North Carolina, is formed of the Ocoee series, of later Precambrian...by more strongly metamorphosed rocks termed the Metcalf phyllite. Above the Snowbird group in the southern...Roaring Fork sandstone 954 Pigeon siltstone 956 Metcalf phyllite 957 Great Smoky group 957 General features...the Great Smoky Mountains of Tennessee and North Carolina, a project originally requested by the National |  | | Report (issue) | | OF THE GREAT SMOKY MOUNTAINS, TENNESSEE AND NORTH CAROLINA GEOLOGICAL SURVEY PROFESSIONAL PAPER 349-C...___ _____________ Stratigraphic relations ______ Metcalf phyllite. _______ _____ General features. ____________Definition...46 Local features._____________________ 46 Area north of Tuckaleechee Cove_ 46 Other areas____________________...Gatlinburg____________________ Area north of Gatlinburg- ___________________ Belt of Metcalf phyllite_____-_---__________...faults__ _ ___________________________ Lesser faults north of Gatlinburg fault_______ Mountain block______ |  | | Report (issue) | | 18 : Safford District (Sanchez) and Morenci - Metcalf October, 1994 Bootprints Along the Cordillera...mineralogic diversity that exists along the cordillera of North and South America. We wish to thank all of the field...provided, and must be wom at all times while inside the mine gate. - Please keep away from the bench faces. All...efforts include R K. Preece, M. R Pawlowski, RM. North, J.B. Griffin, RJ. Stegen, M.A Lowery, J.A Ring...trip were prepared by M.W. Bartlett (Stop 1); RM. North (Stop 2); E.G. Wright and RK Preece (Stop 3); RL |  | | Report (issue) | | pegmatite in granite, Short Tom Smith mine, Rockingham County, N. C______ ____ ____________________ ...between pegmatite and granite, E. R. Self mine, Gaston County, N. C____________________ 6. Sinuous discordant...wall, Knight mine, Rockingham County, N. C- ~ -7. Sharp hanging-wall contact, Knight mine ______ _______________...of granite underlain by schist, Hawkins mine, Stokes County, N. C _ _ _ _ _ _ __ _ _ __ _ _ _ _ _ 9....and other units in the Big Bess pegmatite, Gaston County, N. C _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ __ |  | | Journal (article/letter/editorial) | | for the Gladesville and Associated Bodies in the Carolina Superterrane in Central Georgia, Southern Appalachians...Geography, University of North Carolina at Pembroke, Pembroke, North Carolina 28372, USA ABSTRACT Terrestrial...Juliette, Holly Grove, and Berry Creek bodies in the Carolina superterrane of the southern Appalachians in central...metagabbronorites. The mineralogies of these bodies are plagioclase, hornblende, clinopyroxene, and opaques. MgO...generally akin to those of tholeiitic basalts. Plagioclase mineral compositions vary widely: the Gladesville |  | | Report (issue) | | CAROLINA GEOLOGICAL SOCIETY STUDIES OF PRECAMBRIAN AND PALEOZOIC STRATIGRAPHY IN THE WESTERN BLUE RIDGE...edited by STEPHEN A. K ISH November 9-10, 1991 CAROLINA GEOLOGICAL SOCIETY 1991OFFICERS President: Vice-President:...Mitchell 1991Bill Hoffman Don Hathaway Vic Zuello Carolina Geological Society Field Trip 1991 Joseph G. Aylor...Tennessee Knoxville, TN 37996-1410 Carl Merschat North Carolina Geological Survey 59 Woodfin Place Asheville...Box 6666 New Haven CT 06511 Leonard Wiener North Carolina Geological Surve 59 Woodfin Place Asheville |  | | Journal (article/letter/editorial) | | Petrogenesis of migmatites in the Huntly-Portsoy area, north-east Scotland. A reply, 295 AXON (H. J.) and NASIR...BATTEY (M. H.) and DAVIDSON (W.), Exsolution of plagioclase from clinopyroxene in a pyroxenite from Jotunheimen...121 (Syn.), M l Boracite, see Iron-boracite Boulby mine, Loftus, Saltburn, Yorkshire, iron-boracite, 404...stevensite, 443 Broken Hill, New South Wales, plagioclase, 469; gneiss, M2o BROWN (G. M.) and PECKETT (A...ALPHABETICAL Carter's mine, Madison County, North Carolina, kerolite, 443 Cassiar mine, British Columbia |  | | Journal (article/letter/editorial) | | Geology, University of Nevada, Reno, Nevada 89557, USA ABSTRACT Northeastern Nevada is generally interpreted...to remnants of the Uinta basin. An approximately north-south paleodivide through northeastern Nevada separated...uplift in the middle Miocene (ca. 15 Ma; Colgan and Metcalf, 2006). Sedimentary basins in northeastern Nevada...apatite fissiontrack and (U-Th)/He ages (Colgan and Metcalf, 2006). The apparent 36–20 Ma uplift generated...Eocene sediments of Bull Run basin Cornwall Mtn North Bull Run Copper Basin + + + ? Caldera margin |  | | Report (issue) | | of the Great Smoky Mountains Tennessee and North Carolina GEOLOGICAL SURVEY This volume was published...OF THE GREAT SMOKY MOUNTAINS, TENNESSEE AND NORTH CAROLINA GEOLOGICAL SURVEY PROFESSIONAL PAPER 349-D..._____________ Snowbird Group.____________________ Metcalf Phyllite_________________ Unclassified formation...beneath Great Smoky fault________----_-__ Syncline north of Chilhowee Mountain. _______ Guess Creek fault..._____________--_--Elkmont and Cades Sandstones.______---_-_-_ Metcalf Phyllite---------------------------Wilhite Formation |  | | Journal (article/letter/editorial) | | opportunity to examine a relatively fertile plagioclase peridotite that was exhumed and later subjected...the best preserved oceanic peridotite massifs in North America. The Trinity peridotite has been interpreted...1984; Wallin et al., 1988; Gruau et al., 1995; Metcalf et al., 2000) and indicates a more complicated...blueschist-facies assemblages are locally preserved north of the Trinity peridotite (Potter et al., 1977)...was intruded by discrete gabbro bodies (e.g., Metcalf et al., 2000). This gap in time suggests that the |  | Felger, Tracey J., Beard, L. Sue, Anderson, Zachary W., Fleck, Robert J., Wooden, Joseph L., Seixas, Gustav B. (2014) Preliminary geologic map of Black Canyon and surrounding region, Nevada and Arizona. Open-File Report Vol. 2014 (2013-1267) US Geological Survey doi:10.3133/ofr20131267a | Report (issue) | | Mapped on the flanks of Fortification Hill and the north end of the Eldorado Mountains, where deposits obscure...Also occurs on southeast side of Hemenway Wash, north side of Fortification Hill, and east side of River...andesite lava and breccia of lower part of Patsy Mine Volcanics (Tpl) with an 40Ar/39Ar age of 15.72±0...others, 1999). Dates on Callville Mesa volcanics north of map area range from 11.41±0.14 Ma (40Ar/39Ar;...Includes: (1) basalt with phenocrysts of augite and plagioclase in a grayish-purple matrix; (2) basalt with porphyritic |  | | Report (volume) | | State Museum, Albany. North Carolina.. .Dr. Joseph Hyde Pratt, Chapel Hill. North Dakota... .Dr. A. G...... .Prof. Charles W. Brown, Providence. South Carolina.. .Dr. Earle Sloan, Charleston. South Dakota....See Bauxite and Hallpysite. Asbestos. Tallapoosa County, with corundum deposits near Dudleyville; not found...commercial quantity or quality. Asphalt. Colbert County, small quantity has been shipped from near Leighton;...following localities: Bibb County, Pratts Ferry; Calhoun County, near Tampa; Clay County, T. 20, Pv. 7 E.; Jefferson |  | | Journal (issue) | | Mountains on the south to the Columbia River on the north and is bordered 18 Figure 3. Coastal stagecoach...precipitous headlands, such as Ti lIomook Head to the north and Arch Cope to the south of Hug Point State Pork...predominantly subangular and subrounded quartz, plagioclase, potash feldspar, and volcanic rock fragments...cliff at Silver Point adjacent to U.S. 101 2 miles north of Hug Point (Figures 2 and 7). Deep-marine microfossils...Basalt was named for exposures at Cape Foulweather north of Newport, Oregon (Snave Iy and others, 1973). |  | | Journal (article/letter/editorial) | | signature with a crystallization sequence of plagioclase–clinopyroxene, suggesting formation at a mid-oceanic...is located between latitudes 46◦ 20 and 47◦ 20 north and longitudes 83◦ 00 and 87◦ 00 east and includes...Pz1 Cm2–O3-(S1) O–D3 O2–3 D3–C Figure 1. (A) North Xinjiang in the Central Asia Orogenic Belt (after...These gabbros comprise a cumulate sequence of plagioclase–clinopyroxene (Figure 4(A)). Component minerals...minerals of Type I basalts are clinopyroxene and plagioclase (Figure 4(B)). Type II lavas are also basalts | | | Report (issue) | | Geological Survey editorial standards (or with the North American Stratigraphic Code). Any use of trade,...---General features OPHIOLITES ---Josephine ---North Fork ---Preston Peak ---Tom Martin ---Trinity ---Others...---Platinum ---Silver ---Other, and general ---County and district reports MINERAL DEPOSITS—NONMETALLIC...Sedimentology of the Montgomery Creek Formation, Shasta County, California: California Geology, v. 41, no. 11...concentrates, Condrey Mountain Roadless Area, Siskiyou County, California: U.S. Geological Survey, Open-File | | | Report (issue) | | truncated by the ~120 Ma South Fork fault. Figure 3 North Fork episode Early Jurassic (Pliensbachian) time...Isotopic ages measured on hornblende, biotite, or plagioclase by other methods are used where U/Pb ages are...Hogback Mountain intrusives correlate with the North Fork episode (see Fig. 11). Both the early Paleozoic...Trinity subterrane. [Alternatively, Wallin and Metcalf (1998) consider these rocks a supra-subduction...the Trinity subterrane, is thought by Wallin and Metcalf (1998) to be mainly early Paleozoic trench-forearc |  | | Report (chapter) | | is folded by east-striking, north-inclined folds which are cut by north-directed thrusts. Kyanite aligned...shear zone that separates them are folded about north- to northeaststriking, northwest-dipping tight to...Assemblages are consistent with 650-750°C, 3.5-7.5 kbar (Metcalf 1985,1986). Sil-Kfs assemblages are common, but...its western edge. From Cedro Canyon, the farthest north of the areas, three specimens give G r t - B t temperatures...metamorphic grade is the Tusas (Fig. 1). Rocks in its far north-west corner have P r l - K y ; K y - A n d assemblages |  | | Journal (article/letter/editorial) | | buddingtonite, 327; VICTORIA,Deer Park, ilmenite and plagioclase in basalt vesicles, 407; Harcourt, babingtonite...clay minerals in, 21; Australia, ilmenite and plagioclase in vesicles, 407; Malawi, Karroo, 281 BASHAM...411 BELGIUM,tourmalinites, 236 BIGGAR, G. M., plagioclase, augite and olivine in synthetic systems and...see WILLIAMS,S. A., 37 CHANNELISLANDS,Sark's Hope mine, silver mineralization, 539 Chloritoid, Spitsbergen...Gunnislake, Fe-rich roscherite, 81; Penberthy Croft mine, wroewolfeite, 240; DERBYSHIRE, South Pennines, |  | Harper, Brian E., Miller, Calvin F., Koteas, G. Christopher, Cates, Nicole L., Wiebe, Robert A., Lazzareschi, Daniel S., Cribb, J. Warner (2004) Granites, dynamic magma chamber processes and pluton construction: the Aztec Wash pluton, Eldorado Mountains, Nevada, USA. Earth and Environmental Science Transactions of the Royal Society of Edinburgh, 95 (1). 277-295 doi:10.1017/s0263593300001073 | Journal (article/letter/editorial) | | the Aztec Wash pluton, Eldorado Mountains, Nevada, USA Brian E. Harper, Calvin F. Miller, G. Christopher...the Aztec Wash pluton, Eldorado Mountains, Nevada, USA. Transactions of the Royal Society of Edinburgh:...the Aztec Wash pluton, Eldorado Mountains, Nevada, USA Brian E. Harper, Calvin F. Miller, G. Christopher...in the Eldorado Mountains, southernmost Nevada, USA, 80 km south of Las Vegas. The Eldorado Mountains...extension (w15·5–17·5 Ma; Faulds et al. 1995, 2001; Metcalf et al. 1995; Howard et al. 1996; Bachl et al. 2001; |  | | Journal (article/letter/editorial) | | blocks, Eldorado Mountains, Colorado River Rift, NV, USA Calvin F. Miller a,*, Jonathan S. Miller b a Department...TN 37235, USA b Department of Geology, San Jose State University, San Jose, CA 95192-0102, USA Received...much narrower period than volcanism (Fig. 1) (Metcalf et al., 1995; Howard et al., 1996; Gans et al....onset of rapid east – west regional extension (Metcalf et al., 1995; Hopson et al., 1994; Larsen and Smith...Mountains, AZ: MPP: Mt. Perkins pluton (16.0 Ma) (Metcalf et al., 1995; Faulds et al., 1995); WRP: Wilson |  | Zhang, Chang, Liu, Chuan-Zhou, Xu, Yang, Ji, Wen-Bin, Wang, Jia-Min, Wu, Fu-Yuan, Liu, Tong, Zhang, Zhen-Yu, Zhang, Wei-Qi (2019) Subduction re-initiation at dying ridge of Neo-Tethys: Insights from mafic and metamafic rocks in Lhaze ophiolitic mélange, Yarlung-Tsangbo Suture Zone. Earth and Planetary Science Letters, 523. 115707 doi:10.1016/j.epsl.2019.07.009 | Journal (article/letter/editorial) | | Plateau and separates the Eurasian plate in the north from the Indian plate to the south (Fig. 1a; Yin...mantle peridotites from top to bottom and from north to south (Nicolas et al., 1981). Cumulative gabbros...In addition, there are also sections near Lhaze County having only ophiolitic mélange without ophiolite...Xigaze forearc basin sedimentary strata in the north. Also, the ophiolitic mélange thrusts southward...block-in-matrix of accreted ocean plate stratigraphy (OPS, Metcalf and Kapp (2017)). A sliver of ophiolitic mélange |  | | Report (chapter) | | the Yarlung Suture Zone, southern Tibet KATHRYN METCALF* & PAUL KAPP Department of Geosciences, University...of Arizona, 1040 E. 4th Street, Tucson, AZ 85721, USA *Correspondence: kmetcalf@email.arizona.edu Abstract:...Mesozoic–Paleogene Asian (Gangdese) continental margin in the north from the Indian passive margin strata to the south...(Fig. 1). Exposed within the suture zone, from north to south, are the Cretaceous–Eocene Xigaze forearc...Orme & Laskowski 2016; Xiong et al. 2016, 2017; Metcalf & Kapp 2017; H.-Q. Wang et al. 2017). An alternative |  | | Journal (article/letter/editorial) | | AMAX/Homestake shut down their mineralogically famous galena mine at Boss, Missouri. Lead prices are generally about...Similarly, iron mining is way down. The huge Minorca mine in Minnesota's Mesabi range had an early shutdown...Humboldt County, Nevada, as well as some new area east of their Mosquite mine in Im perial County, California...California. The Sunnyside gold mine in Silverton, Colorado, was acquired by Echo Bay mining and should be...would purchase a percentage of the Morenci and Metcalf mines and equipment in Ari zona. Those mines produce |
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