 | Escobedo, David, Patrier, Patricia, Beaufort, Daniel, Gibert, Benoit, Levy, Léa, Findling, Nathaniel, Mortensen, Annette (2021) Contribution of the Paragenetic Sequence of Clay Minerals to Re-Examination of the Alteration Zoning in the Krafla Geothermal System. Minerals, 11 (9) 935 doi:10.3390/min11090935 | Journal (article/letter/editorial) | | Re-Examination of the Alteration Zoning in the Krafla Geothermal System David Escobedo 1,2 , Patricia...Re-Examination of the Alteration Zoning in the Krafla Geothermal System. Minerals 2021, 11, 935. https://doi...beaufort@univ-poitiers.fr ÍSOR—Iceland GeoSurvey, Grensásvegur 9, 108 Reykjavík, Iceland; lea.levy@geo.au.dk Institute...Landsvirkjun Power, Háaleitisbraut 68, 103 Reykjavik, Iceland; Anette.Mortensen@landsvirkjun.is Correspondence:...mineralogy of the “smectite” alteration zone in the Krafla geo-thermal field via the study of an exploratory |  | | Journal (article/letter/editorial) | | Field Meeting. Proc. Geol. Ass., 99(3), 221-48. Iceland is probably the product of irregular diapiric upwelling...London Department of Extra-Mural Studies, visited Iceland between 23rd July and 2nd August, 1986. Regular...Nyidalur was spent in the tourist hut. Roads in Iceland are usually marked by posts but it is rare for...public swimming pool and a small cinema with "Volcano Films", both of which are worth a visit if time...221 222 MICHAEL BAMLETr AND JOHN F. POTTER ICELAND ------66·n ---6S'n ~o 190 Km Key to daily |  | | Journal (article/letter/editorial) | | Figure 1. Sketch of the cross-section of a strato-volcano. Adapted from Stimac et al. [48] and Richards [49]...Alteration trend with the equilibrium temperature in Iceland for the secondary minerals (modified from Kousehlar...Ushijima et al. [81]). (b) Krýsuvík geothermal area, Iceland (modified after Hersir et al. [82]). (c) Bacon-Manito...Tugawin et al. [83]). (d) Hengill geothermal fields, Iceland (modified after Gasperikova et al. [84]). Shallow...associated with monogenic domes (1630-dome) at Furnas volcano (San Miguel Island, Portugal) can be clearly identified |  | | Book (volume) | | NORTH ATLANTIC REGION The Geology of North America The Western North Atlantic Region . Frontispiece...North America Volume M The Western North Atlantic Region Edited by Peter R. Vogt Naval Research Laboratory...be photocopied purpose of scientific Atlantic region. and included for the noncommercial or educational...Atlantic Kristjan 6. and tectonics Macdonald in Iceland, and application submarine mid-ocean ridges Gudmundur...delimiting the geographic scope of a synthesis volume. Iceland has often been used as a boundary, but from the |  | | Book | | of minerals such as kaolinite, illite, and montmorillonite. When damp, clay has a sticky feel. Adding... minerals, such as kaolinite, illite, and montmorillonite. ADDITIONAL COMPONENTS None. ORIGIN Detrital...which is softer. THIS OBSIDIAN outcrop is in Iceland, an island where acid igneous rocks are rare. ...Trachyte outcrops of trachyte are seen in this volcano on the island of Tenerife. DOME-SHAPED feldspar...margins. and pyroclastic dacite forms much of the volcano at Crater Lake, Oregon, USA. EXTRUSIVE hornblende |  | | Book (edition) | | hidden by a nebular disc of material (diagonal dark region) similar in mass and size to the one that formed...lower side by the 660 km seismic discontinuity. The region between this depth and another prominent discontinuity...capable of moving, albeit very slowly. In this region, heat can be transferred by moving hot low-density...triple junction may be present beneath the Afar region of Ethiopia, with the Red Sea and Gulf of Aden...calcite, also CaCO3 – after a locality in the Aragon region of Spain); after some major chemical constituent |  | | Report (issue) | | rocks Precambrian rocks Tectonics Basin and Range region _______ _______________ Stratigraphic and structural...Igneous rocks Geochronologic studies Pacific coast region Oregon Western United States Washington California...Geologic maps Water-resource investigations Northeastern region Connecticut Delaware Illinois Indiana Maryland...Water-resource investigations Continued Northeastern region Continued Virginia ________________________...___ Wisconsin ________________ Southeastern region ___________ Alabama _______________________ Florida |  | | Report (volume) | | rocks Precambrian rocks Tectonics Basin and Range region _______ _______________ Stratigraphic and structural...Igneous rocks Geochronologic studies Pacific coast region Oregon Western United States Washington California...Geologic maps Water-resource investigations Northeastern region Connecticut Delaware Illinois Indiana Maryland...Water-resource investigations Continued Northeastern region Continued Virginia ________________________...___ Wisconsin ________________ Southeastern region ___________ Alabama _______________________ Florida |  | | Book (edition) | | hidden by a nebular disc of material (diagonal dark region) similar in mass and size to the one that formed...lower side by the 660 km seismic discontinuity. The region between this depth and another prominent discontinuity...capable of moving, albeit very slowly. In this region, heat can be transferred by moving hot low-density...triple junction may be present beneath the Afar region of Ethiopia, with the Red Sea and Gulf of Aden...calcite, also CaCO3 – after a locality in the Aragon region of Spain); after some major chemical constituent |  | | Report (issue) | | properties of the seismogenic zone and the surrounding region.-------------------------- III. 342 429 Global...Geology of Potentially Active Faults in the Coastal Region between Goleta and Ventura, California 14-08-0001-19173...Various building projects in the San Francisco Bay region have been selected for both free-field and structure...transfer functions for locations in the Los Angeles Region: USGS Open-File (in press). 17 H2 Neotectonic...east and west of the Stafford fault system, Northeastern Virginia (abs.): Geological Society of America |  | | Report (issue) | | and drainage systems of the Big Lost Trough, northeastern Snake River Plain, Idaho. 11 Jeffrey K. Geslin...issues can be addressed while scientists across the region benefit from pursuing the science needs of the...sedimentary facies and Pleistocene stratigraphy of the northeastern Idaho level fluctuations, and water movement...surficial sediments near Test Area North (TAN), northeastern Snake River Plain: An actualistic guide to aquifer...Professional Paper 725-B, 49 p. resources of the Mud Lake region, Idaho, including the Island Park area: U.S. Geological |  | | Book (volume) | | is less, the viscous-dominated Stokes’ settling region also persists up to 100 mm. However, the fast falling...environment of the estuarine turbidity maximum above the region within a metre of the bed. Closer to the bed, high...sublayer, there is a transition (‘buffer layer’) to a region in which the flow speed varies as the logarithm...it is not suspended. This means that there is a region of bedload transport for all particles of settling...Suspension Once material is moved out of the near-bed region, it is held in suspension by the action of fluid |
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