Petrological and Geochemical Characteristics of the Ponostama Ultramafic Intrusion, Sodankylä, Northern Finland

• Main Author: Mäkimattila, Otso
• Other Authors: Helsingin yliopisto, Matemaattis-luonnontieteellinen tiedekunta, Geotieteiden ja maantieteen laitos, University of Helsinki, Faculty of Science, Department of Geosciences and Geography, Helsingfors universitet, Matematisk-naturvetenskapliga fakulteten, Institutionen för geovetenskaper och geografi
• Format: Master Thesis
• Language: English
• Published: Helsingfors universitet 2015
• Subjects: Geology; Geologia; Geologi; Sodankylä; Taljavaara; Northern Finland; Lapland
• Online Access: http://hdl.handle.net/10138/156423

The Ponostama ultramafic intrusion, located within the Central Lapland Greenstone Belt, comprises of pyroxenitic, olivine pyroxenitic and peridotitic units that were emplaced stratiformally between Sodankylä Group tuffs and epiclastics. The intrusion, previously unknown on geological maps, is locate...