Essays about: "rock"
Showing result 1 - 5 of 605 essays containing the word rock.
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1. Adapted data collection in field utilizing RMR and the Q-system
University essay from Luleå tekniska universitet/Institutionen för samhällsbyggnad och naturresurserAbstract : The focus on slope stability has increased rapidly in Norway over the last years due to several unwanted landslides. In Norway, the most used method today to classify the rock mass and to determine the required reinforcement, is the Q-system. In addition to that the RMR method is also a commonly used method. READ MORE
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2. Rock Wedge Stability Assessment : A Comparative Analysis of Limit Equilibrium and Discrete Element Methods
University essay from Luleå tekniska universitet/Institutionen för samhällsbyggnad och naturresurserAbstract : Rock wedge stability is a common concern in underground excavations. Since the wedge stability influences the support design, it is important to use a wedge stability analysis method that can capture factors like excavation geometry, joint parameters and properties, rock mass properties, rock cover, and stress field as accurately as possible. READ MORE
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3. Petrological, geochemical and structural evidence of fluid-rock interaction in the Siljan Ring
University essay from Stockholms universitet/Institutionen för geologiska vetenskaperAbstract : The Siljan Ring in Dalarna, Sweden is the site of the largest meteor impact crater in Europe and has long been a topic of discussion regarding methane production. However, the source of this methane and the timing of production in relation to the impact remain unclear. READ MORE
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4. Characterization of Cu-mineralized carbonate veins in the Alta-Kvænangen Tectonic Window, Norway
University essay from Luleå tekniska universitet/Institutionen för samhällsbyggnad och naturresurserAbstract : The Alta-Kvænangen Tectonic Window is part of a regional greenstone belt that formed around 2.3 Ga – 2.0 Ga. The Bergmark anticline in the area has gone through greenschist to amphibolite facies metamorphism and hosts Cu, Co and Au mineralizations in hydrothermal veins, albite felsite and chemical traps. READ MORE
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5. Rock Art in No Man’s Land - A case study of the inland rock art at Högsbyn, Dalsland
University essay fromAbstract : Hällristningar från den nordiska bronsåldern har en hög koncentration i det kustnära Bohuslän. Forskningen har således fokuserat på detta område. Mindre uppmärksamhet har getts till hällristningar inåt land. READ MORE