Search Results - "Pajusaar, Siim"
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Tectono‐magmatic division of the Late Ordovician (Sandbian) volcanism at the south‐western margin of Baltica using immobile trace elements: Relations to the plate movements in the Iapetus Palaeo‐Ocean
Published in Geological journal (Chichester, England) (01-07-2020)“…Immobile trace elements in K‐bentonites indicate three volcanic stages during the Sandbian Stage of the Late Ordovician: Early Grefsen is characterised by…”
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Metal enrichment in lithologically complex black shales: a case study from the Tremadocian of NE Estonia
Published in Estonian journal of earth sciences (2021)“…Significantly elevated U, Mo, Zn and Pb contents characterize the Early Ordovician black shales in the Sillamäe area, NE Estonia. The presence of silty…”
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Provenance of heavy minerals in the Quaternary deposits of the Lemme outcrop, Estonia, based on optical microscopy, X-ray diffractometry and scanning electron microscope microanalysis
Published in Estonian journal of earth sciences (01-01-2019)“…This paper is a methodological development, where optical microscopy, X-ray diffractometry (XRD) and microanalysis under a scanning electron microscope (SEM)…”
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Fine clay shuttle as a key mechanism for V hyper-enrichment in shallow water Tremadocian black shale from Baltica
Published in Chemical geology (20-09-2023)“…The essential role of the fine mineral fraction in V hyper-enrichment in black shales has been suggested in previous studies; however, ‘the operational…”
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REE + Y distribution in Tremadocian shelly phosphorites (Toolse, Estonia): Multi-stages enrichment in shallow marine sediments during early diagenesis
Published in Journal of geochemical exploration (01-11-2023)“…Sedimentary phosphorites in Cambrian-Ordovician boundary beds in Estonia are among Europe's most extensive phosphate rock reserves, with a tonnage of…”
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Metal enrichment in lithologically complex black shales: a case study from the Tremadocian of NE Estonia/Metallide rikastumine litoloogiliselt komplekssetes Tremadoci mustades kiltades Kirde-Eestis
Published in Estonian journal of earth sciences (01-03-2021)“…Significantly elevated U, Mo, Zn and Pb contents characterize the Early Ordovician black shales in the Sillamäe area, NE Estonia. The presence of silty…”
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Trace elements indicating humid climatic events in the Ordovician–early Silurian
Published in Chemie der Erde (01-12-2017)“…The chemical composition of the clay fraction separated from the carbonate rock of the north-eastern Baltoscandian Basin was analysed and interpreted…”
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Material properties of clay and lime plaster for structural fire design
Published in Fire and materials (01-04-2021)“…Summary Clay and lime plaster are traditional surface finish materials used on historic timber walls and ceilings. Today, hardly any fire technical properties…”
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Provenance of heavy minerals in the Quaternary deposits of the Lemme outcrop, Estonia, based on optical microscopy, X-ray diffractometry and scanning electron microscope microanalysis/Raskete mineraalide paritolu Lemme paljandi Kvaternaari setetes, pohinedes optilisele mikroskoopiale, rontgendifraktomeetriale ja skaneerivale elektronmikroskoopiale
Published in Estonian journal of earth sciences (01-06-2019)“…This paper is a methodological development, where optical microscopy, X-ray diffractometry (XRD) and microanalysis under a scanning electron microscope (SEM)…”
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