Essays about: "marmor"
Showing result 1 - 5 of 6 essays containing the word marmor.
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1. Extraction of Backfilled Tailings in the Dannemora Mine – Economic Potential and Rock Stability Assessment
University essay from Uppsala universitet/Institutionen för geovetenskaperAbstract : The cut-off grade determines what rock mass are economic to mine. At the Dannemora mine, in eastern Bergslagen, Sweden, previously processed ore generated tailings (enrichment sand) with an iron content of 21-22 % that was backfilled into large open bodies (stopes) in the mine between 2013-2015. READ MORE
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2. Magma-Carbonate Interaction and CO2 Release: A Case Study from Carlingford Igneous Centre, Ireland
University essay from Uppsala universitet/Institutionen för geovetenskaperAbstract : Magma which intrudes into carbonate rich crust, interacts with the carbonate in several ways, for example by contact metamorphism and formation of marble or by metasomatism resulting in calc-silicate skarn. These processes release volatiles, such as CO2, from the carbonate and might thus cause climate change. READ MORE
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3. The copper sulphide mineralization of the Zinkgruvan Deposit, Bergslagen, Sweden
University essay from Lunds universitet/Geologiska institutionenAbstract : At Zinkgruvan, Sweden, zinc, lead and silver are mined from a stratiform ore body. It is considered syngenetic and situated in metavolcanic and metasedimentary rocks. A fault, the Knalla fault, separates the Zinkgruvan deposit into two parts. READ MORE
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4. The mineral composition of the Burkland Cu-sulphide deposit at Zinkgruvan, Sweden : a supplementary study
University essay from Lunds universitet/Geologiska institutionenAbstract : The Zinkgruvan Mining AB, situated in south-central Sweden in Örebro County, south-east of Åmmeberg, plans to expand their production on a massive, carbonate hosted copper-sulphide ore deposit, the Burkland Cu-mineralization in the eastern part of Knalla. At present mainly Zn-Pb-Ag are mined. READ MORE
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5. Skarn minerals and geological structures at Kalkheia, Kristiansand, southern Norway
University essay from Lunds universitet/Geologiska institutionenAbstract : At Kalkheia, Kristiansand, southern Norway, a marble layer was mined from 1826 to 1915. The thickness of the marble varies from 0.5 to 5 metres and the layer can be followed for 700 metres. The area consists of amphibolitic gneiss, granitic gneiss, marble and pegmatites. READ MORE