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.. . . . .......... . ...... 3 31 47 51 55 67 2 (Content! continued) Sivu- Page VLADI MARMO, On...Aario ABB. 1. Untersuchungsstellen. 1. Autioranta, 2. Kuusanjoki, 3. Siponkoski, 4. Karjalahdenranta, 5...fluvioglazialen Ablagerungen In HaapajĂ€rvi . . . 5 ABB. 2. Gefalteter und gebrochener BĂ€nderton am Ostrand der...warvigen Tones dagegen reichlich Störungen auf (Abb. 2), so wie auch in dem darunterliegenden Sand. Sogar...durchgefĂŒhrten Messungen im allgemeinen zwischen 2 Millimetern und 2 Zentimetern, wobei die hĂ€ufigste Korngrösse |
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.. . . . .......... . ...... 3 31 47 51 55 67 2 (Content! continued) Sivu- Page VLADI MARMO, On...Aario ABB. 1. Untersuchungsstellen. 1. Autioranta, 2. Kuusanjoki, 3. Siponkoski, 4. Karjalahdenranta, 5...fluvioglazialen Ablagerungen In HaapajĂ€rvi . . . 5 ABB. 2. Gefalteter und gebrochener BĂ€nderton am Ostrand der...warvigen Tones dagegen reichlich Störungen auf (Abb. 2), so wie auch in dem darunterliegenden Sand. Sogar...durchgefĂŒhrten Messungen im allgemeinen zwischen 2 Millimetern und 2 Zentimetern, wobei die hĂ€ufigste Korngrösse |
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of the Northern Tobacco Root Mountains, Madison County, Montana Abstract: In the northern Tobacco Root...under granulite-facies conditions and then under amphibolite-facies conditions. Later in pre-Beltian time...and Cherry Creek metamorphic rocks, of gneiss, amphibolite, quartzite, marble, and anthophyllite schist...amphibolitizcd pyroxcne-garnet-plagioclase granulite to amphibolite. 2 The term "metabasalt" is used to describe...later in amphibolite facies c. The upper Cherry Creek metamorphic rocks include amphibolite (50 per cent) |
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Sydney rs i } 2 078992 21 NOT TO BE W/D Dies Ove MAR 180 RENFREW DISTRICT LIBRARIES RESERVE-...EDITOR KALERVO RANKAMA THE PRECAMBRIAN VOLUME 2 Digitized by the Internet Archive In 2022 with funding... THE THE GEOLOGIC SYSTEMS PRECAMBRIAN VOLUME 2 EDITOR KALERVO RANKAMA 1965 INTERSCIENCE PUBLISHERS...New York â London â Sydney ÂŁ5/-11 Cory. pita, 2 w 1965 BY JOHN WILEY & Sons LTD. All rights reserved...Nordaustlandet : 2 : â 4 j : 1 2 : : : 3.1.1. Archean Basement Complex Ny Friesland : ; 2 : Northwestern |
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C. A. Michael. COLD NUGGET FROM SPOTSYLVANIA COUNTY: Longest dimension approximately 13 cm., photograph...updated âcheck listâ just alluded to, (2) a county-by-county listing of the minerals, and (3) resumes...and others undoubtedly remain to be discovered. 2 A geological sketch of Virginia is given as an appendix...Augite Orthorhombic pyroxenes Enstatite Bronzite Hypersthene Amphibole Group Cummingtonitc Trcmolite Actinolite...(Haydcnitc) 9 Virginia Mineral Localities by County This list is included for possible aid in planning |
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undertake geologic investigations in the Holsteinsborg district, a scattered and easual geologie reeonnaissance...li L.IL ''\'!\.la~R; Medd. o. GrĂžn!' 105, 2, 1939. 2) E. H.l(HAXCK: !I'tedd. o. GrĂžnl. 95 1 7, 1935...~ranodiorili(' gnciss of charnockilic afl1biLj'. 2: pcglllatilic facicsof thcs3lllcgneiss. 3: arnphibolitc...erysLalline country rock as small xenoliLhes, Ol' Fig. 2. Coarse-grained hornblendcdiol'ilic xrnolilhs in lilc...hornblende-dioritie xenolithes is observed as seen on fig, 2, 8 IIAiXS HUlTlEHG. Fig. 3. Layer of phyJlile |
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F. I DLEY, R. K. HERD A D WITH 40 FIGURES AND 2 TABLES I AND2PLATES KĂBENHAVN 1973 A. A. BOWDEN...nortb-east ot tbe tjord Qagssit, FrederikshAb District, Soatb-West GreeoIand. 1972 by Giorgio Rivalenti...study of snow pateh ariation in the FrederiksbAb District, South·West Greenland, and its impllcatioDS for...AND A. A. BOWDEN WITH 40 FIGURES AND 2 TABLES IN THE TEXT, AND 2 PLATES KĂBENHAVN 1973 Abstract The...observed in the complex as follows: 1. Pyroxene Amphibolite; 2. Ultramafic Group (hornblende-bearing spinel- |
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Trevisiol 2 , Department of Geology, Laurentian University, Sudbury, Ontario P3E 2C6 2 Noranda Incorporated...Ontario POT2C0 Abstract. The Wanapitei Complex (6 k m x 2 . 5 km), lying 0.4 km southeast of the Grenville Front...metamorphosed to the same degree as the rocks they cut (amphibolite facies). The sequence of events for the mineralized...rocks have a higher metamorphic grade (upper amphibolite facies) and are much more intensely deformed...- Fig. 6 ," = 1 Country I L__ . 3 Amphibolite 2 Horn. Plag. Gneiss I ~v , / ~ '~.,9 . ~ |
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of the same general type were discovered in the district. The occurrence at HÀllinmÀki was studied in detail...out extensive regional surveys in and around the district of Virtasalmi. The present author has been responsible...operations carried out in surveying the Virtasalmi district was the cooperative spirit that prevailed among.............................................. Hypersthene amphibolites ....... . . . . . . . . . . . ....incentive for the survey project in the Virtasalmi district (Fig. 1.) was given by ore specimens sent to the |
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VIDENSKABELIGE UNDERSĂGELSER I GRĂNLAND Bo.196 âą Nn. 2 GRĂNLANDS GEOLOGISKE UNDERSĂGELSE BuLLETIN No. 106...WINDLEY, R. K. HERD WITH 40 FIGURES AND AND 2 TABLES AND 2 PLATES A. A. BOWDEN IN THE TEXT, KĂBENHAVN...VIDENSKABELIGE UNDERSĂGELSER I GRĂNLAND Bo. 196 âą NR. 2 GRĂNLANDS GEOLOGISKE UNDERSĂGELSE BULLETIN No. 106...WINDLEY, R. K. HERD WITH 40 FIGURES AND AND 2 TABLES AND 2 PLATES A. A. BOWDEN IN THE TEXT, KĂBENHAVN...observed in the complex as follows: 1. Pyroxene Amphibolite; 2. Ultramafic Group {hornblende-bearing spinel- |
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drainage 1 Climate and vegetation 1 Previous work 2 Summary of the geology 3 Acknowledgements 4 PART ONE:...Analytical procedure 79 Data processing 79 Appendix 2 The geochronology of Sierra Leone Post tectonic intrusives...Assistance project area 1 2 Generalised geology of northern Sierra Leone 2 3 Planation surfaces in northern...area of Special Exclusive Prospecting Licences and Mining Rights, current and expired (December 1973) 56...of nort_hern Sierra Leone, to accompany Figure 2 ·3 2 Chemical analyses of amphibolites from the Sula |
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complex, can be recognised in the Tasiussaq area of South Greenland. Both complexes are cut by late basic...result of granulite facies regional metamorphism. Hypersthene and garnet are common minerals but amphibole...with the anhydrous pyroxene in the presence of H 2 O. Three phases of'migmatisation post-dating an early.... . . . . . . . . . . . . . . . . . . . . . Hypersthene-quartzo-feldspathic gneisses . . . . . . . .... . 1st generation granites - G1 (enderbite, hypersthene granite) . . . . . . . . . . . 2nd generation |
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Pre-Cenozoic Geology of the South Half of the Auburn 15-Minute Quadrangle, California By F. H. OLMSTED...greenschist ---------------------------------Amphibolite -----------------------------------------------Ultramafic...ILLUSTRATIONS Page PLATE 1. Geologic map of the south half of the Auburn 15-minute quadrangle and diagram...area mapped --------------------------------------2. Photograph showing thinly layered gabbro and pyroxenite...--- 2 13 16 20 TABLES Page TABLE 1. Modes of amphibolite --------------------------------2. Chemical |
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calcareous sequence of rocks, which was converted to amphibolite, skarn, and small amounts of marble. Some bi...the deposits described in this report are in amphibolite and skarn. The deposits are tabular or veinlike...Jervis N E ^'MTOLIVE Dover * DISTRICT o ; +j KfeouEST DISTRICT .JHocKettstown * AHLES / /...the Dover district and by Hotz (1953) in the Ringwood district. A report on the Edison district by Buddington...rocks. Metamorphism converted most of these to amphibolite and skarn, though some of the limestone was recrystallized |
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age. An early, synkinematic event of this cycle (2 150 Ma) is still preserved in the southwestern part...(with platy quartz textures) crystallized in hypersthene granulite facies at low XH,o (below 0.3) . The...gneiss complex were subjected to high-grade amphibolite facies metamorphism at temperatures ranging from...mapped the region joining the granulite belt in the south and southwest and gave an account on the petrography...been dated (2 865-2 739 Ma), but there are also indications of two yo unger thermal events (2 500 and 1 |
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greenschist facies (greenstone facies) 2) cordierite-amphibolite facies B. High and very high pressure...greenschist facies) 2) almandine-amphibolite facies 3) granulite facies with PH 2 0 < P II. Burial metamorphism...1) laurnontite-prehnite quartz (zeolite) facies - 2) pumpellyite-prehnite-quartz facies B. Low temperatures...increase in pressure: 1) lawsonite-albite facies 2) lawsonite-glaucophane fades (with increase in temperature...no. 12 1297 INTERNATIONAL GEOLOGY REVIEW 0 100 2 4- 7011 300 500 i °o⹠, 1 14 8 " 145- I 0 |
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Metasomatic metamorphism in western Clearwater County, Idaho. (B) Anorthosite and associated rocks in...batholith near Pierce and Bungalow, Clearwater County, Idaho. (E) Belt series in the region around Snow... Metasomatic Metamorphism in Western Clearwater County Idaho By ANNA HIETANEN METAMORPHIC AND IGNEOUS...Columbia River basalt_______-_----__---.__---__ PART 2. The Headquarters quadrangle and Big Island area_...Faulting.______________________________ Page A-l 1 1 2 2 3 3 4 4 4 4 4 5 5 5 5 6 6 6 7 10 10 12 12 13 16 |
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Knoxville, Tennessee, April, 1985 4 COMMUN> <)2 a °o R s 9 VOLCANOGENIC SULFIDE AND PRECI QE 461...TENNESSEE ~~ MOUNTAIN KIOKEE BELT SOUTH CAROLINA ug 5; âA BARTLETT'S/.2 FERRY FAULT ? ALABAMA GEORGIA...Metallogeny Settings of Base and 1 Precious of the South-Central Sulfide Mineralization along Mountain,...Copper Anomaly at the Peachbottom Deposit, Alleghany County, North Carolina (John E. Callahan, J. Hatten Metal... for Volcanogenic Appalachians E. Geologic South Sulfide (Thornton The Aspects Carolina Faulkner |
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WINDLEY and S.M. NAQVl (Editors) Archaean Geochemistry 2. D.R. HUNTER (Editor) Precambrian of the Southern...Geochronology, Academy of Sciences of Russia, nab. Makarova 2, Leningrad 199164, Russia Translated by C. Gillen...r a t i g r a p h i c - - P r e c a m b r i a n . 2. G e o l o g y - - S o v i e t U n i o n . I. R u...province (by A.B. Vrevs .......................... 2. The Karelian province (by S.B. Lobach-Zhuchenko)...Glebovitsky) .............................. Chapter 2. The Ukrainian Shield. . . . . . . . . . . . . . |
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one eye aE Tee Nee San oe ern et I ee Re SE Tore 2 ee re ihapter Hi betrology Of SADDIOIC LOCKS s-c-...characteristics: von.c. bie eree stra teeee cnerr ce ama ecee. 2. Microscopic characteristics of common olivine gabbro...Distributionvand tield(characteristicSsesssessesoee secanaeec 2. Microscopic Characteristics a. c2c-c- tes. nnceacmacae...cer-eeiten reece aesce eteaacet seletiern mente: 2. Recrystallization in olivine clinopyroxenite and...esenssceere rece ae heeesesee onesrelseceeenaeit 2. Microscopicicharactenisticss ss. .2e-cas-cscasaacteneectaetecict |
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ISS ION G r; 0 LOG I Q U E 0 E F I N LA N 0 E N:o 2 11 THE STRUCTURE AND STRATIGRAPHY OF T H E Y L I...compiled on a special map at the end of this study (Map 2). Tectonical observations were much harder to carry...where transversal schistosity accordingly occurs. 2 4368-63 10 BuHetin de Ia Commission Geologique...is shown in the map at the end of thls paper (Map 2). Many ofthe synclines and anticlines have developed... Fig. 2 (p. 12) represents a specimen taken of this rock. Determination No. 1, marked on Map 2, was made |
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WINDLEY and S.M. NAQVl (editors) Archaean Geochemistry 2. D.R. HUNTER (Editor) Precambrian of the Southern...PUBLISHERS B.V. Sara Burgerhartstraat 25 P.O. Box 2 1 1, 1000 AE Amsterdam, The Netherlands Distributors...Netherlands. Special regulations for readers in the USA - This publication has been registered with the Copyright...made in the USA. All other copyright questions, including photocopying outside of the USA, should be referred...knowledge and understanding of the Archaean geology of South India. Among his pioneering works are studies of |
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published in Doklady Akademii Nauk, 2018, Vol. 480, No. 2, pp. 189â194. GEOLOGY Nature and Age of Detrital...Malaya Garevka complexes of the Transangara region [2], which implies the presence of an ancient crystalline...zircon data (2611 ± 12 Ma) on tonalite veins in amphibolite from the junction zone between the Isakovka terrane...consists of three large blocks: continental gneissâamphibolite, metabasiteâultrabasite, and volcanoplutonic...Qz Qz Ms Metabasites Qz Cal Bt (b) (a) Pl Qz 2 mm Fig. 1. (a) Texturalâstructural relationships |
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Mid-Atlantic, Reykjanes, II) North Atlantic, III) South Atlantic. Zones of sublatitudinal disjunctive faults:...published data: 1) amphibolites and greenschists [2], 2a) amphi bolites and greenschists [80], 2b and...In a paper dealing with the hyperbasites in the South Sandwich Trench (internal mar gin), Rudnik and...part of the material recovered from this area (only 2%, for example, at station K-896), and also, the sediment...the samples taken from the oceanic flank of the South Sandwich Trough have metamorphites pre dominant |
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EDELMAN WITH 44 FIGURES AND 4 TABLES N THE TEXT AND 2 MAPS ON PLATES HELSINKI1960 GEOLOGINEN TUTKIMUSLAITOS...EDELMAN WITH 44 FIGURES AND 4 TABLES IN THE TEXT AND 2 MAPS ON PLATES HELSINKI 1960 Helsinki 1960. Vsltioneuvoston...parts mapped by different persons are seen in Fig. 2. I further wish to express my gratitude to Nordenskiöldsamfundet.... . . . . . . . . . . . . . . . . . . . . . AMPHIBOLITE DIKES MICROCLINE GRANITE DIABASE DIKES ........areas farther N (1943, 1947). Her map of the Turku district overlaps the present map in its NE corner and |