National Repository of Grey Literature 2 records found  Search took 0.01 seconds. 
Geochemistry of upper mantle rocks from Kozákov and Horní Bory, Bohemian Massif
Ackerman, Lukáš ; Jelínek, Emil (advisor) ; Faryad, Shah Wali (referee) ; Becker, Harry (referee)
The purpose ofthis dissertation is geochemical study ofupper mantle rocks at two sites from diÍlěrent geological settings of the Bohemian Massif (Czech Repub|ic) - Koziíkov and Homí Bory. The first part of dissertation represents a review of petrological and geochemical studies of upper mantle Íocks found in the Bohemian Massi{ which have been pub|ished or presented so far' These include information about ýpe and occuÍTences of mantle{erived rock with individual Bohemian Massif units and summarized present state of knowledge on depletion and metasomatism ofthese rocks. The principal questions related to the mantle beneath the Bohemian Massif which remďn opened are presented at the end of this part. The most important paÍt of the dissertation represents three comprehensive papers on geochemical studies of upper mant|e rocks from Koziíkov and Horní Bory. In the second part, a geochemical study of major elements, trace elements, and Sr-Nd isotopes combined with mineral chemistry of upper mantle xenoliths from the Koziíkov volcano have been presented. This unique suite of xenoliths samples upper 2/3 of the upper mantle in this region and, therefore' provides a great possibility to study uppeÍ mantle composition variations with depth. The results show that upper mantle beneath Koziíkov volcano underwent...
Geochemistry of upper mantle rocks from Kozákov and Horní Bory, Bohemian Massif
Ackerman, Lukáš ; Jelínek, Emil (advisor) ; Faryad, Shah Wali (referee) ; Becker, Harry (referee)
The purpose ofthis dissertation is geochemical study ofupper mantle rocks at two sites from diÍlěrent geological settings of the Bohemian Massif (Czech Repub|ic) - Koziíkov and Homí Bory. The first part of dissertation represents a review of petrological and geochemical studies of upper mantle Íocks found in the Bohemian Massi{ which have been pub|ished or presented so far' These include information about ýpe and occuÍTences of mantle{erived rock with individual Bohemian Massif units and summarized present state of knowledge on depletion and metasomatism ofthese rocks. The principal questions related to the mantle beneath the Bohemian Massif which remďn opened are presented at the end of this part. The most important paÍt of the dissertation represents three comprehensive papers on geochemical studies of upper mant|e rocks from Koziíkov and Horní Bory. In the second part, a geochemical study of major elements, trace elements, and Sr-Nd isotopes combined with mineral chemistry of upper mantle xenoliths from the Koziíkov volcano have been presented. This unique suite of xenoliths samples upper 2/3 of the upper mantle in this region and, therefore' provides a great possibility to study uppeÍ mantle composition variations with depth. The results show that upper mantle beneath Koziíkov volcano underwent...

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