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Showing result 1 - 5 of 15 essays matching the above criteria.
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1. Volcanic facies and hydrothermal alteration at the Norra volcanigenic massive sulfide deposit : Storuman area, Sweden
University essay from Luleå tekniska universitet/Institutionen för samhällsbyggnad och naturresurserAbstract : The Skellefte District, with a long and rich history of base metal extraction that commenced asearly as 1924, is rated amongst the leading mining provinces in Sweden and Europe. The districtrepresents a Paleoproterozoic volcanic arc hosting more than 85 known (gold-bearing) VMSdeposits and several economic grade orogenic gold occurrences. READ MORE
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2. Fracture characterization in magmatic rock, a case study of the Sosa-dyke (Neuquén Basin, Argentina)
University essay from Uppsala universitet/Institutionen för geovetenskaperAbstract : There are many examples worldwide were fossil magmatic intrusions influence the local water and energy supply. Due to that intrusions can act as a conductor and a reservoir, but also as a barrier for fluids and gases in the ground. The decisive feature between conductor or barrier in an intrusion is its fracture network. READ MORE
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3. Structural control on the Peña del Seo tungsten-greisen vein deposit, northwest Spain
University essay from Luleå tekniska universitet/Institutionen för samhällsbyggnad och naturresurserAbstract : Tungsten is listed on the European Commission list of critical raw materials that are crucial to Europe’s economy. By raising awareness of tungsten as a critical raw material the EU can prioritise to enhance exploration, mining and recycling of tungsten. READ MORE
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4. Petrology of platinum-group element mineralization in the Koillismaa intrusion, Finland
University essay from Lunds universitet/Geologiska institutionenAbstract : The 2.44 Ga Koillismaa intrusion of the Koillismaa-Näränkävaara Layered Complex, in northeastern Finland, has been studied in order to assess the formation processes involved during platinum-group element (PGE) mineralization. READ MORE
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5. Geothermal Potential of Sub-Volcanic Intrusions in a Typical Caldera Setting
University essay from Uppsala universitet/Mineralogi, petrologi och tektonikAbstract : Sub-volcanic intrusions can form an extensive network of sills, dikes and other intrusion types that make up a plumbing system beneath volcanoes. Such intrusions are the heat source for high-temperature geothermal systems in volcanic areas and therefore, it is of great importance to study them in relation to geothermal exploration and production. READ MORE