 | | Journal (article/letter/editorial) | | EXEMPLIFIED BY LATE PALEOZOIC ROCKS OF BEAR ISLAND, SVALBARD ROBERT L. FOLK and ANNA SIEDLECKA Department...A.) Norges Geologiske Unders~kelse, Trondheim (Norway) (Accepted for publication December 12, 1973) ...exemplified by Late Paleozoic rocks of Bear Island, Svalbard. Sediment. Geol., 11: 1 - - 1 5 . Environments...have been recorded in Late Paleozoic rocks from Bear Island (74°30'N, 19°E): evaporite nodules, length-slow...crystals, coarse poikilitic sparry calcite and microspar calcite are thought to have originated under |  | Demina, Liudmila L., Dara, Olga, Aliev, Ramiz, Alekseeva, Tatiana, Budko, Dmitry, Novichkova, Ekaterina, Politova, Nadezhda, Solomatina, Aleksandra, Bulokhov, Anton (2020) Elemental and Mineral Composition of the Barents Sea Recent and Late Pleistocene−Holocene Sediments: A Correlation with Environmental Conditions. Minerals, 10 (7) 593 doi:10.3390/min10070593 | Journal (article/letter/editorial) | | Gavan’ Bay (Novaya Zemlya Archipelago), and Bear Island Trough. We aim to evaluate how the modern and...Sedimentation Features The Barents Sea is bordered by Svalbard and Franz Josef Land Archipelago on the north...granite-gneisses, gabbro, and other basic rocks. In the Svalbard Archipelago, granitoids, volcanites of medium...various sources: glaciation centers such as the Svalbard, Franz Josef Land and Novaya Zemlya archipelagos...Norwegian-Northern Atlantic Current, which splits North of Norway into two branches. One, in the form of the North |  | | Report (chapter) | | G. 1948. [An account of the mining activity on Svalbard in 1946]. Norges OJfisielle Statistikk, 10, 54-57...of Krossfjorden, Island of Spitsbergen]. In: SOKOLOV,V. N. (ed.) Geology of Svalbard. A Collection of...Spitsbergen]. In: SOKOLOV, V. N. (ed.) Geology of Svalbard. A Collection of Articles. NIIGA, Leningrad, 22-31...[Ultrabasites and gabbros of Botnehaugen, West Spitsbergen island]. In: Geology of Spitsbergen. Sevmorgeologiya,...coal depositional environments on Spitsbergen, Svalbard. In: MATTAVELLI,L. & NOVELLa, L. (eds) Advances |  | | Report (chapter) | | Andrews on April 29, 2015 Chapter 11 Southern Svalbard: Bjornoya and submarine geology W. B R I A N 11...35~ by which Svalbard was first defined, contains the small island of Bjornoya (Bear Island, B/iren Insel)...W), as the southern outpost of Svalbard, has long been a key to Svalbard geology since it is generally...than inflatable dinghy are feasible. After the island had been claimed by a Norwegian syndicate in 1915...map of the western Barents Sea around southern Svalbard, with principal bathymetric features named, based |  | | Journal (article/letter/editorial) | | the Institute of geology, University of Bergen, Norway. The mineralogic composition was determined using...the Institute of Geology, University ofBergen, Norway. REGIONAL AND GEOLOGIC SETTING The study area...which the cores are filled with microcrystalline calcite (C) andgypsum (G). The clear dolomite rims (D)...are also partially replaced by microcrystalline calcite (C) (CN). (Photograph courtesy ofDr.M Khalifa)...dolomite rims (D) surroundedthe microcrystalline calcite (C),pore spaces (P) andgypsum (G). The clear rims |  | Milkov, Alexei V, Vogt, Peter R, Crane, Kathy, Lein, Alla Yu, Sassen, Roger, Cherkashev, Georgiy A (2004) Geological, geochemical, and microbial processes at the hydrate-bearing Håkon Mosby mud volcano: a review. Chemical Geology, 205 (3) 347-366 doi:10.1016/j.chemgeo.2003.12.030 | Journal (article/letter/editorial) | | side-scan sonar (SeaMARC II) feature on the Bear Island submarine fan during geophysical mapping campaign...and redeposition from the Barents Sea shelf and Svalbard (Fiedler and Faleide, 1996). Based on regional...is located near the depocenter of the large Bear Island Trough Mouth Fan (Hjelstuen et al., 1999; Laberg...Rapid sedimentation is characteristic of the Bear Island Fan. The average sedimentation rate is estimated...Pleistocene slides complicate the morphology of the Bear Island Fan (Hjelstuen et al., 1999). The HMMV is within |  | | Journal (article/letter/editorial) | | algal balls, ooids, trilobites, echinoderms,and calcite cement. Later dedolomitizationappearsto be related...Alizarin Red-S solutionto distinguish between calcite and dolomite. This distinction aided in determiningthe...etched in dilute hydrochloricacid. Dark ooids are calcite and lighter ooids are dolomite. C. Fore reef facies...individual dolomite crystalshavebeenpartly replacedby calcite,particurestrictedtides,and epeiriccurrentsand waves...optical continuity. C. Two generationsof clear calcite cement in an oolitic grainstone. D. Syntaxial rim |  | | Book | | Lithostratigraphic Lexicon of Svalbard.!:' , . - C.. ' f '.> I 1 . a- Upper Palaeozoic to Quaternary...t mcvcg pcbb P> thostratigraphic Lexicon of Svalbard Review and recommendations for nomencla.ture use...Stratigrafisk Komitk for Svalbard (SKS) Committee on the Stratigraphy of Svalbard Edited by W. K. Dallmann...Institute, Polar Environmental Centre, 9296 Tromsra, Norway) Editorial committee: Knysztof Birkenmajer (Polish...(University of Oslo, Norway) John G. Gjelberg (Norsk Hydro ASA, Bergen, Norway) W. Brian Harland (University |  | | Journal (article/letter/editorial) | | with patches of sand grade (dolomite sandstone). Calcite and chert occur as a fine permeation or in small...containing veins and patches of coarser, white calcite crystals. This rock contains recrystallized shell...grain is sometimes outlined by tiny dolomite or calcite crystals. The Kirtonryggen Dolomite outcrops on...or Upper Cambrian fossils. Correlation within Svalbard was attempted by Harland and Wilson (1956) and...eroded Nordstetinden and Slakli Series. Bjorneya, Svalbard The Canadian age of the Younger Dolomite is well |  | | Journal (article/letter/editorial) | | nodule the center is occluded by crystals of sparry calcite and/or dolomite. Fig. 2. Isolated and closely...laminated dolomite. Chert nodule at upper right. Calcite (black), stained with alizarin red-S, occurs at...larger nodules are occluded by crystals of sparry calcite and/or dolomite up to 1.5 ram. Samples stained...e n tral void-filling carbonate. These are (1) calcite, (2) dolomite, and (3) ferroan dolomite. When all...followed by ferroan dolomite and finally sparry calcite. X-ray diffraction data for the ferroan dolomite |  | | Journal (article/letter/editorial) | | in each case. The classic tillites of Northern Norway were recently re-investigated by one of us; and...Eo-Cambrian was not so used in the 1960 Geology of Norway (Holtedahl). II. THE LOWER POLARISBREEN SHALE FORMATION... Other minerals include chlorite, white mica, calcite, and dolomite, with heavy minerals such as zircon...probably a combination of chert, dolomite, and calcite, with a considerable proportion of clay and iron...potash and soda feldspars, set in a matrix of calcite, the crystal boundaries of which are often sutured |  | Samtleben, C., Sch�fer, P., Andruleit, H., Baumann, A., Baumann, K.-H., Kohly, A., Matthiessen, J., Schr�der-Ritzrau, A., , (1995) Plankton in the Norwegian-Greenland Sea: from living communities to sediment assemblages ?an actualistic approach. Geologische Rundschau, 84 (1) doi:10.1007/bf00192245 | Journal (article/letter/editorial) | | (light, nutrients, temperature, salinity) Opal Calcite Theca; cellulose; cysts; sporopollenin Spring/summer...symbiotic Occurrence over the water column Opal Calcite Summer/autumn 1-10 Summer/autumn 1 60/50 10/10...different materials (opal - diatoms, radiolarians; calcite - coccolithophores, Ioraminifers; sporopollenin...(Autumnto early summer) I 75°N / / / @, "~. SVALBARD ~ 4~ ":~ j. .if 75°N O O 0 70°N (( o...Bickert 1990). In the Lofoten Basin and near Bear Island sedimentation maxima are ob- 115 served one |  | | Journal (article/letter/editorial) | | often associated with celestine, haematite and calcite, also occurs as irregularly shaped replacement...voids (as in Plate 1 a) or contain a later fill of calcite (as in Plate 1 b) or celestine. 3.a. Megaquartz...fabrics (cf. Kendall & Tucker (1973) for replacement calcite) and quite unlike the fabrics of void-filling,...Similar inclusion-defined terminations occur in calcite replacements (Kendall & Tucker, 1973; Tucker &...A. C. & Tucker, M. E. 1973. Radiaxial fibrous, calcite: a replacement after acidular carbonate. Sedimentology |  | | Journal (issue) | | publishing channel of all scientific meetings held in Norway with a geological content. Editors: Hans Arne Nakrem...Norges Geologiske Undersøkelse N‐7491 Trondheim, Norway E‐mail: ngf@geologi.no www.geologi.no Published...Norges Geologiske Undersøkelse N‐7491 Trondheim, Norway E‐mail: ngf@geologi.no www.geologi.no NGF Abstracts...Abstracts and Proceedings Of the Geological Society of Norway Number 1, 2017 Vinterkonferansen 2017 Oslo, January...Petroleum Guri V. Ganerød, Geological Survey of Norway Dag Helland Hansen, Aker BP Jean Sebastien L’Herureuz |  | | Journal (article/letter/editorial) | | of Spitsbergen. 1 In Bear Island, situated midway between Spitsbergen and Norway, a lithologically similar...large eastward-flowing tributary of the immense Bear Bay Glacier, extensive exposures of unmistakable...lxxxiii, which 1000 feet were exposed west of the Bear Bay Glacier do not represent the basal beds, but...veined with calcite and dolomite, including an 'intra-dolomite conglomerate' present in :Bear Island, and a...occurrence of a similar rock in Bear Island and in Finmark in Northern Norway that have been shown by Dr. |  | | Journal (article/letter/editorial) | | depositional fabric on the process, swerving of calcite laminae around dolomite porphyrotopes, and streaming...occasional mechanical failure of seams of pallisade calcite crystals infilling shrinkage cracks, formation...dolomitiques qui sont envelopp6s de crofites de calcite, ainsi la disposition de paillettes de mica autour...remplissage de eraquelures de compaction par de la calcite en palissade apr6s la formation de la dolomite...search for the appropriate lithologic settings that bear the fingerprints of supratidal deposition. Quite |  | | Journal (article/letter/editorial) | | series of shallower banks and platforms (the Bear Island-Spitsbergen Bank, and the Southeast Platform)...along the southern edge of the Bear Island-Spitsbergen Bank (the Bear Island current). Few large rivers enter...presence of calcite is detectable in the diffraction patterns of the clays found on the Bear Island Bank and...The clay-mineral suite in the region of the Bear Island-Spitsbergen Bank is, however, exceptional. 208...sharpness ratio) and in the clays found on the Bear Island Bank there is also a pronounced (002) reflection |  | | Report (chapter) | | rock contains irregular vugs, some lined with calcite, that correspond in size to the gypsum nodules...formed by the penecontemporaneous replacement of calcite or aragonite in evaporite-associated supratidal...in dolomites in the Late Palaeozoic strata of Bear Island (Folk & Siedlecka 1975) and the Cretaceous Edwards...partially leached and etched dolomite rhomb amidst calcite polyhedra. This texture formed when sediments,...flowed seaward, dolomitizing the aragonite and calcite sediments through which they passed. This process |  | | Journal (article/letter/editorial) | | crystalline dolospar are often inter-laminated with calcite in the upper part of the Marl Slate. This dolomite...of finely crystalline dolomite (and occasional calcite) prevail. The origin of the bitumen in the Marl...Marl Slate is primarily dolomitic but locally calcite occurs, especially in the upper part. This is also...the findings of Wedepohl (1964) who noted that calcite occurs in the centre of the basin, the implication...D4 NZ 510 520 VT8 NZ 486 509 D7 NZ 487 500 Calcite/dolomite laminite Dolomite laminite II Silty |  | | Report (chapter) | | Consequently, the Chadian-Brigantian strata may bear a more significant geological importance to Zn-Pb...gypsum/anhydrite LSC replacing peritidal evaporites Early calcite neomorphism Fine to medium crystalline replacive...Dissolution seams/stylolites Burial calcite cements Meteoric? calcite, dedolomitization ~" Y L A T E DIAGENESIS...chalcedony; LFC, length-fast chalcedony; BCC, blocky calcite cement. GSI-89-10 (Tankardstown), 76 samples;...of Missouri Stable Isotope Laboratory. The 26 calcite samples from brachiopod and crinoid shells, and |  | | Journal (article/letter/editorial) | | Charles Foreland is a long, narrow, mountainous island with a N.N.W. to S.S.E. extension, which lies parallel...the same parallel of latitude as King's Bay. The island is thus about 54 miles long, and is on an average...coastal platform which completely encircles the island and the high, sharp, narrow mountain range which...panoramas, some showing the greater part of the island, have been published. See A. HOEL, 1914 (List of...not continuous throughout the whole length of the island. There is a central break caused by the depression |  | | Journal (article/letter/editorial) | | in the north and includes the narrow mountainous island of Prince Charles Foreland, while the other, to...Treurenberg Bay on the north coast. In Bear Island, between Spitsbergen and Norway, the discovery of fossils in...x, 1910-11. 3 " On the Palaeozoic Series of Bear Island, especially on the Hecla Hook System " : Norsk...veined with calcite and dolomite, including an " intra-dolomite conglomerate" present in Bear Island, and a...east, in the neighbourhood of Mount Hope and the Bear Bay Glacier, Odell noted signs of isoclinal folding |  | | Journal (article/letter/editorial) | | of meteoric-water poikilotopic calcite cements and radiaxial calcite geodes infilling dissolution cavities...cavities (isotopic values for later calcite are 618O = -7.4%oPDB and 513C = -9.0%oPDB). In addition, palaeokarstic...to discriminate between ferroan and non-ferroan calcite and dolomite. Elemental analysis using polished...crystals, chert-hosted dolomite crystals, dolomite-calcite zoned crystals and dedolomite were made using an...procedure was used. I8 O/16O and 13C/12C ratios of calcite and dolomite were determined using a VG SIRA-9 |  | Nagy, Zsolt R., Somerville, Ian D., Gregg, Jay M., Becker, Stephen P., Shelton, Kevin L. (2005) Lower Carboniferous peritidal carbonates and associated evaporites adjacent to the Leinster Massif, southeast Irish Midlands. Geological Journal, 40 (2) 173-192 doi:10.1002/gj.999 | Journal (article/letter/editorial) | | and potassium ferricyanide for discriminating calcite from dolomite. Copyright # 2005 John Wiley & Sons...frequently resedimented. Early dolomitization of the calcite matrix was probably penecontemporaneous with the...were subsequently replaced by polycrystalline calcite (Figure 5B; cf. Kendall 2001, figure 8). The fine-crystalline...filled with geopetal vadose dolosilt and blocky calcite. The mudstones frequently contain rootlets, mud...one horizon, a thin crust is formed by fibrous calcite on the top of ooids (Figure 5H). A similar fibrous |  | | Book | | under ice . 5 Water conditions . 5 Heiberg Island, 96—The Ringnes Islands, Freezing processes and...Patrick Island, 96—Cornwallis Disintegration. 7 Island, 96—Devon Island, 96—Banks Island, Ice conditions...Victoria Island, 97—King William Is¬ Pack ice . Ice boundary, 8 8 Water openings. Baffin Island, 96—Ellesmere...96—Ellesmere Island, 96—Axel land, 97—Seismograph stations, 97 8 Sea transportation . Submarine topography...62 Illustrations . Man-made floating research island 183 Chapter 6. ICELAND. 213 Chapter 3. THE ARCTIC |
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