[HTML][HTML] Paleoproterozoic tectonics of Fennoscandia and the birth of Baltica

R Lahtinen, J Köykkä, J Salminen, M Sayab… - Earth-Science …, 2023 - Elsevier
Baltica, in the core of the supercontinent Nuna, comprises Fennoscandia, Sarmatia and
Volgo-Uralia. We develop a tectonic model of Paleoproterozoic Fennoscandia based on …

On the origin and evolution of the 1.86–1.76 Ga Mid-Baltic Belt in the western East European Craton

G Skridlaite, L Siliauskas, MJ Whitehouse… - Precambrian …, 2021 - Elsevier
Abstract A Mid-Lithuanian Domain (MLD) was distinguished by Bogdanova et al.(2015) as
part of the large Mid-Baltic Belt (MBB) in the western East European Craton. Zircon U-Pb …

The extension of the Transscandinavian Igneous Belt into the Baltic Sea region

E Salin, K Sundblad, J Woodard, H O'Brien - Precambrian Research, 2019 - Elsevier
Geological investigations of the Precambrian crystalline basement in the Baltic Sea region
have been performed on five samples from drill cores or percussion drill fragments collected …

Iron-rich CaMg skarns from the SW East European Craton (Lithuania): Microstructural study, mineral reactions and direct age constraints of ore-forming events using …

G Skridlaite, L Siliauskas, U Söderlund, T Næraa - Lithos, 2024 - Elsevier
Abstract The Varena Iron Ore deposit in the SW East European Craton is a significant ore
body that occurs within metamorphosed and hydrothermally reworked Paleoproterozoic …

Late Paleoproterozoic deposition and Mesoproterozoic metamorphism of detrital material in the southernmost Baltic Sea region (Gdańsk IG1 borehole): monazite …

D Gurba, A Grabarczyk-Gurba, E Krzemińska - GFF, 2023 - Taylor & Francis
The SHRIMP ion microprobe zircon and monazite U–Th–Pb isotope geochronology of a
biotite-sillimanite paragneiss derived from the Gdańsk IG1 borehole that penetrated the …

[PDF][PDF] U-Pb zircon geochronology of high-grade charnockites–exploration of pre-Mesoproterozoic crustin the Mazury Complex area

E Krzemińska, A Łukawska, B Bagiński - Acta Geologica Polonica, 2019 - journals.pan.pl
Charnockites–ie, orthopyroxene-bearing felsic rocks–were formed in a deep-seated dry
environment, either under plutonic or high-grade metamorphic conditions. Most charnockites …

Petrography and mineral chemistry of the Varena Iron Ore deposit, southeastern Lithuania: implications for the evolution of carbonate and silicate rocks and ore …

G Skridlaitė, L Šiliauskas, S Prušinskienė, B Bagiński - Baltica., 2019 - vb.gamtc.lt
Abstract [eng] The large Varena Iron Ore deposit of southeast Lithuania lies beneath 200-
400 m thick sedimentary cover in the East European Craton. Several drilling projects have …

Supracrustal Rocks of the Lithuanian-Belarus Belt

G Motuza - The Precambrian Geology of Lithuania: An Integratory …, 2022 - Springer
Supracrustal rocks of the LBB represent the oldest rocks in the crystalline basement of
Lithuania, which age is almost 1.9 Ga. The constituents of the supracrustal sequence are …

Chronology of the Precambrian Events

G Motuza - The Precambrian Geology of Lithuania: An Integratory …, 2022 - Springer
The isotopic age estimations in Lithuania are comparatively numerous and acquired by
various methods. A general overview of isotopic dating reveals the chronology of the events …

[PDF][PDF] Proterozojaus magminių ir metamorfinių įvykių Pietų Lietuvoje sąsaja su Varėnos geležies rūdos telkiniu

L Šiliauskas - Geologijos akiračiai., 2021 - vb.gamtc.lt
Varėnos geležies rūdos telkinį supančiose uolienose buvo atlikti cheminiai bei izotopiniai
tyrimai, monacitų datavimas bei įvertinti slėgio ir temperatūros (PT)(angl. pressure …