 | | Book | | book. Br0gger was able to describe eight that Norway is today a country without an academic chair in...was not possible to publish the present book in Norway. 5 ..., Introduction Alf Olav Larsen It is...Edy ( 1820). Courtesy of the National Library of Norway, picture collection. 8 The history Alf Olav...Petersburg, as well as In Italy; yes, even here in Norway it has been found. Mr. Esmarch, who on Mr. Assessor...Esmarkwasappointed asthe first professor in geologyin Norway,and moved to Christianiain 1814.Esmarkcollected |  | | Journal (article/letter/editorial) | | thickness. Finally, type 1 K-feldspar includes microcline in DS 1 (Fig. 2D), but it is not observed in...optically continuous with grain twining. DS 2. D. Microcline (M, type 1). DS 1. 56 L. González-Acebrón...of evidence is the presence of microcline in DS 1. Neither microcline nor albite grains of chessboard...chessboard texture (related to the albitization of microcline, Morad, 1988) has been observed in DS 2. Given that...Tertiary clastic reservoir rocks from offshore Norway. II. Formation water chemistry and kinetic considerations |  | FADIPE, O. A., CAREY, P. F., AKINLUA, A., ADEKOLA, S. A. (2011) PROVENANCE, DIAGENESIS AND RESERVOIR QUALITY OF THE LOWER CRETACEOUS SANDSTONE OF THE ORANGE BASIN, SOUTH AFRICA. South African Journal of Geology, 114 (3) 433-448 doi:10.2113/gssajg.114.3-4.433 | Journal (article/letter/editorial) | | by detrital quartz, feldspar (plagioclase and microcline) and mica (Figure 3). The sandstones are closely...flushing of the sand before burial (Knarud and Bergan, 1990) but a later paragenesis is indicated by...diagenetic chlorites from reservoir rocks offshore Norway. Clay minerals, 26, 169–178. Kenneth M.T., 1962...Research, Abstract volume 32, 135pp. Knarud, R. and Bergan, M., 1990. Diagenetic history of Upper Triassic-Lower |  | Morad, S., El-Ghali, M. A. K., Caja, M. A., Sirat, M., Al-Ramadan, K., Mansurbeg, H. (2010) Hydrothermal alteration of plagioclase in granitic rocks from Proterozoic basement of SE Sweden. Geological Journal, 45 (1) 105-116 doi:10.1002/gj.1178 | Journal (article/letter/editorial) | | Arabia 8 AGR Reservoir Evaluation Services AS, Oslo, Norway Petrographic examinations and electron microprobe...and monazite. The K-feldspar occurs as fresh microcline perthite, whereas the plagioclase crystals show...composition of plagioclase is An25Ab74Or1 and that of microcline is Or92Ab8An0. Modal compositional analyses of...muscovite, 20 cm3 quartz, 20 cm3 albite, 10 cm3 microcline, and assuming fluid with 1 molal NaCl. Geol...Tertiary clastic reservoir rocks from offshore Norway; II, formation water chemistry and kinetic considerations |  | | Journal (article/letter/editorial) | | granite is whitened and consists of an albite-microcline framework with a very fine-grained interstitial...episyenites: calcite, pumpellyite. tr = Quartz .. Microcline Plagioclase Clouded plag. Albite Biotite Chlorite...type is a greyish-red, medium-grained, sparsely microcline porphyritic biotite monzogranite. A weak magmatic...foliation defined by the preferred orientation of microcline phenocrysts and biotite is often developed. A...monzogranite. Sporadically, coarse-grained, deep red microcline-rich dykes and irregular pods also occur. These |  | Quasim, Mohammad Adnan, Khan, Shaista, Srivastava, Vineet Kumar, Ghaznavi, Asma Amjad, Ahmad, Abul Hasnat Masood (2021) Role of cementation and compaction in controlling the reservoir quality of the Middle to Late Jurassic Sandstones, Jara dome, Kachchh Basin, western India. Geological Journal, 56 (2). 976-994 doi:10.1002/gj.3989 | Journal (article/letter/editorial) | | description of primary and authigenic mineralogy Microcline Mica Dam) with continuous exposures were measured...well sorting texture. potassic type, mostly microcline (Figure 4d), and some plagioclase. The feldspar...plagioclase is polysynthetically twinned and the microcline is characterized by cross- The petrographic...porosity to a lesser degree (Morad, De Ros, Nystuen, & Bergan, 1998). Although high contents of silica cement...61, 73–85. Morad, S., De Ros, L., Nystuen, J., & Bergan, M. (1998). Carbonate diagenesis and porosity evolution |  | Zhang, Guanru, Lu, Peng, Zhang, Yilun, Tu, Kevin, Zhu, Chen (2020) SupPhreeqc: A program for generating customized Phreeqc thermodynamic datasets from Supcrtbl and extending calculations to elevated pressures and temperatures. Computers & Geosciences, 143. 104560pp. doi:10.1016/j.cageo.2020.104560 | Journal (article/letter/editorial) | | above 200 °C were near 373 equilibrium with microcline and low-albite when they are in contact with...about three units lower for albite and 378 microcline. 379 llnl.dat uses the standard state Gibbs...energy of formation (∆fGo) for albite and 380 microcline from Helgeson et al. (1978) while geothermal... mainly due to the differences of log Ks for microcline and albite dissolution reactions in 387 phreeqc...differ about 2 388 and 2.5 units for albite and microcline, respectively, but the temperature dependence |  | | Journal (article/letter/editorial) | | in albitites, from EPMA data albite oligoclase microcline 1) 2) 67.7 0.02 19.61 0.37 11.85 0.05 65.88...(analyses 1 and 2). Analyses performed on relic microcline indicate a fairly homogeneous composition, exemplified...plagioclases (oligoclase, andesine) potassium feldspar (microcline) biotite Emplacement of granitoids Na-Cl-bearing...(formation of albitites) quartz plagioclase microcline biotite allanite quartz albite, epidote s.s...(from REE-free epidote to allanite-Ce) albite, microcline chlorite, titanite, epidote allanite-Ce, REE-bearing |  | | Journal (article/letter/editorial) | | consists of quartz (43 vol%), plagioclase (27%), microcline (21%), and biotite (5%) and accessory cordierite...groundmass of quartz (40%), plagioclase D (30%), microcline (24%), and biotite (6%), with accessory andalusite...fluorite. The albitites consist of albite (42%–77%), microcline (5%–39%), quartz (11%–20%), oligoclase cores...between microcline crystals, coarsened perthites, and chessboard albite pseudomorphs after microcline. AC...crystals. Interstitial albite is PT untwined. RI Microcline in the LPA commonly exhibits a dense perthitic |  | | Report (chapter) | | monocrystalline grains), plagioclase and K-feldspars (microcline and orthoclase) and rock fragments (metamorphics...7.5% of microcline and 5.1% of orthoclase. In the Kreyenhagen sandstones, 8.1% is microcline and 4.0%...Sedimentary Petrology, 59, 740– 757. Morad, S., Bergan, M., Knarad, R. & Nystuen, J.P. 1990. Albitization |  | | Journal (article/letter/editorial) | | replacement by kaolin, illite and rarely by albite. Microcline dominates over orthoclase/sanidine and perthite...Tertiary elastic reservoir rocks from offshore Norway, II. Formation-water chemistry and kinetic considerations...Mem. 37, 151-161. Morad, S., 1988. Albitized microcline grains of post-depositional and probable detrital...(Upper Proterozoic), Sparagmite Region of southern Norway. Geol. Mag. 125, 229-239. Morad, S., AlDahan, A...rocks. Geol. Sot. Am. Bull. 97, 567578. Morad, S., Bergan, M., Knarud, R., Nystuen, J.P., 1990. Albitization |  | | Report (chapter) | | Tertiary clastic reservoir rocks from offshore Norway, II. Formation water chemistry and kinetic considerations...interstratified with a 7 Å mineral: an example from offshore Norway and possible implications for the interpretation...University Press, Oxford. Morad, S. 1988. Albitized microcline grains of postdepositional and probable detrital...region of southern Norway. Geological Magazine, 125, 229– 239. Morad, S., Bergan, M., Knarud, R. & Nystuen |  | | Journal (volume) | | late-kinematic plutonic rocks are mainly potash-rich microcline granites without associated basic differentiates...These movements connected with the emplacement of microcline granite, are late-kinematic in relation to the...19. 29 Migmatite. Veins of migmatite-forming microcline granite follow the fold structure of banded gneiss...the most acid members. The migmatite-forming microcline granite in southern Finland takes a unique position...late-kinematic mode of occurrence. The migmatiteforming microcline granites are late-kinematie plutonic rocks of |  | El-ghali, Mohamed Ali Kalefa, Mansurbeg, Howri, Morad, Sadoon, Al-Aasm, Ihsan, Ajdanlisky, George (2006) Distribution of diagenetic alterations in fluvial and paralic deposits within sequence stratigraphic framework: Evidence from the Petrohan Terrigenous Group and the Svidol Formation, Lower Triassic, NW Bulgaria. Sedimentary Geology, 190 (1) 299-321 doi:10.1016/j.sedgeo.2006.05.021 | Journal (article/letter/editorial) | | southern England and Viking Group, Troll field, Norway. In: Marshall, J.D. (Ed.), Diagenesis of Sedimentary...Springer-Verlag. 433. Morad, S., 1986. Albitized microcline grains of post-depositional and probable detrital...(upper Proterozoic), Sparagmite region of Southern Norway. Geological Magazine 125, 229–239. Morad, S., 1998...isotopes. Sedimentary Geology 114, 295–304. Morad, S., Bergan, M., Knarud, R., Nystuen, J.P., 1990. Albitization |  | Marini, Mattia, Della Porta, Giovanna, Felletti, Fabrizio, Grasso, Benedetta Marcella, Franzini, Marica, Casella, Vittorio (2019) Insight into Heterogeneous Calcite Cementation of Turbidite Channel-Fills from UAV Photogrammetry. Geosciences, 9 (5) 236 doi:10.3390/geosciences9050236 | Journal (article/letter/editorial) | | and polycrystalline, plagioclase, orthoclase, microcline and micas (muscovite, chlorite and rare biotite)...clay minerals, such as smectite, associated with microcline, serpentine, illite and chlorite. The authigenic...clay coatings such as smectite, associated with microcline, serpentine, illite and chlorite. The authigenic...[CrossRef] Morad, S.; De Ros, L.F.; Nystuen, J.P.; Bergan, M. Carbonate diagenesis and porosity evolution |  | El-ghali, Mohamed Ali Kalefa, Mansurbeg, Howri, Morad, Sadoon, Al-Aasm, Ihsan, Ramseyer, Karl (2006) Distribution of diagenetic alterations in glaciogenic sandstones within a depositional facies and sequence stratigraphic framework: Evidence from the Upper Ordovician of the Murzuq Basin, SW Libya. Sedimentary Geology, 190 (1) 323-351 doi:10.1016/j.sedgeo.2006.05.020 | Journal (article/letter/editorial) | | science, pp. 454–484. Morad, S., 1988. Albitized microcline grains of post-depositional and probable detrital...(Upper Proterozoic), Sparagmite region of southern Norway. Geological Magazine 125, 229–239. Morad, S., 1998...1253–1272. Morad, S., De Ros, L.F., Nystuen, J.P., Bergan, M., 1998. Carbonate diagenesis and porosity evolution |  | | Journal (article/letter/editorial) | | Geochim. Cosmochim. Acta, 39: 1629-1645. Morad, S., Bergan, M., Knarud, R. and Nystuen, J.P., 1990. Albitization...in incongruent weathering of plagioclase and microcline - - Cation leaching versus precipitates. Geology...Tertiary clastic reservoir rocks from offshore Norway, I. Textures and origin. J. Sediment. Petrol., |  | 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) | | Norwegian-Northern Atlantic Current, which splits North of Norway into two branches. One, in the form of the North...plagioclases to degradation); potassium feldspar (microcline); small portions of (to a few %) amphiboles and...Eurasia; Norsk Polar Inst.: Meddelelser, Oslo, Norway, 1995; 131, p. 92. Nurnberg, D. Biogenic barium...Miljøgifter I van nog Sedimenter; SFT Veiledming: Oslo, Norway, 2007; p. 12. (In Norwegian). Maslov, A.V.; Kozina...Geochem. 2010, 25, 357–376. 86 Bergan, T.D. Radioactive fallout in Norway from atmospheric nuclear weapons |  | | Report (issue) | | Fred Walgenwitz Jeff Warner Stuart Barclay Morten Bergan Per Arne Bjørkum Carsten Büker Christelle Demars...many oil fields from the North Sea and offshore Norway fall within the stability fields of illite and...Mesozoic sandstones from Haltenbanken, offshore mid-Norway: fluid inclusion evidence. Journal of the Geological...Mineralogie Monatshefte 1986, 145–156. Morad, S., Bergan, M., Knarud, R. & Nystuen, J.P. (1990) Albitization...models related to Jurassic sandstones, offshore Norway. Marine and Petroleum Geology 9, 553–567. 19 |  | | Report (issue) | | red-bed sandstone of the Lunde Formation, offshore Norway (S. Morad, unpublished data) occurs close to the...kaolinite in reservoir sandstones from offshore Norway (Hillier & Velde, 1992) may be an intermediate...Cretaceous and Tertiary reservoir rocks from offshore Norway, II. Formation water chemistry and kinetic considerations...a 7 Angstrom mineral: an example from offshore Norway and possible implications for the interpretation...and isotopes. Sed. Geol., 88, 267–282. Morad, S., Bergan, M., Knarud, R. & Nystuen, J.P. (1990) Albitization |  | | Book | | red-bed sandstone of the Lunde Formation, offshore Norway (S. Morad, unpublished data) occurs close to the...kaolinite in reservoir sandstones from offshore Norway (Hillier & Velde, 1992) may be an intermediate...Cretaceous and Tertiary reservoir rocks from offshore Norway, II. Formation water chemistry and kinetic considerations...a 7 Angstrom mineral: an example from offshore Norway and possible implications for the interpretation...and isotopes. Sed. Geol., 88, 267–282. Morad, S., Bergan, M., Knarud, R. & Nystuen, J.P. (1990) Albitization |  | | Book (edition) | | Feldspars – include K-feldspars (orthoclase, microcline, sanidine, anorthoclase) and plagioclase feldspars...series from K(AlSi3O8) (orthoclase, sanidine, microcline) to Na(AlSi3O8) (anorthoclase); all biaxial (−)...has fewer alternation products than orthoclase Microcline – a common detrital feldspar distinguished particularly...extinction angle ∼ 5°–20°; distinguished from microcline by finer-scale cross-hatch twinning and smaller...potassium–sodium feldspars. Orthoclase, sanidine, and microcline all have the chemical formula KAlSi3O8, but may |  | | Book (edition) | | minerals Feldspars-include K-feldspars (orthoclase, microcline, sanidine, anorthoclase) and plagioclase feldspars...potassium-sodium feldspars. Orthoclase, sanidine, and microcline all have the chemical formula KA1Si 3O 8 but...thus grade to microcline or one of the other potassium feldspars. Orthoclase and microcline appear to be...series from K(AISi 30 8 ) (ortboclase, sanidine, microcline) to Na(A1Si30 8 ) (anorthoclase); all biaxial...has fewer alteration products than orthoclase Microcline- a common detrital feldspar distinguished particularly |  | | Book (edition) | | Narssarssuaq. Greenland). (TL) Rundemyr. Eker. Kongsberg, Norway. Named from cxxµcx · point·. Formerly reserved...Probably named from o.favoC ·compact'. (TL) Sala, Norway. Adipite. poorly characterized, possibly a potassian... Min ., 3rd ed., p. 273. (TL) Skaadoe. Brevig, Norway. Named for lhc Norse god Aegir. Shown by G. Tscherrnak...800) J. Phys. Paris, 5 1 , 240. From (fL) Arendal. Norway. Named from exKexv0t� 'goldfinch· and KOvtex 'powder'...Alig. J. Chem. (Scherer) , 4. 32. (TL) D ran1mer. Norway. From aUoC and xpoia • another colour·. referring |  | | Report (volume) | | aspects of associated gas accumumargin: offshore Norway to offshore Ireland. lations in the North Celtic...SPENCER1 & B. MAcTIERNAN2 Statoil, 4035 Stavanger, Norway (e-mail: ams@statoil.com) 2 Statoil Exploration...geologically similar basins stretching from offshore mid-Norway to offshore Newfoundland. Jurassic sequences act...following licensing rounds in 1996 and 2000 in Norway, 1997 in the UK, 2000 in the Faroes and 1997 and...areas of the margin from western Ireland to mid-Norway (Figs 1, 2). Jurassic marine and deltaic rocks |
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