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Wyszukujesz frazę "Nadłonek, W." wg kryterium: Autor


Wyświetlanie 1-2 z 2
Tytuł:
Forms of heavy metals (Zn, Pb, Cd) occuring in rhizospheres from the areas of former and contemporary Zn-Pb ore mining
Autorzy:
Rożek, D.
Nadłonek, W.
Cabała, J.
Powiązania:
https://bibliotekanauki.pl/articles/88903.pdf
Data publikacji:
2015
Wydawca:
Politechnika Wrocławska. Wydział Geoinżynierii, Górnictwa i Geologii. Instytut Górnictwa
Tematy:
heavy metals
rhizosphere
Zn-Pb secondary minerals
Olkusz Zn-Pb mining region
historical mining
Opis:
The research areas were selected in the regions heavily polluted by wastes from the former washing plant, flotation waste dump and by non-sulphide Zn-Pb ores from open pit mining in the Olkusz region. The submicroscopic phases occurring in the surface of plant roots and in the rhizospheres were investigated by XRD and SEM/EDS methods. Morphology of submicroscopic metalliferous phases and their manner of occurrence were the subject of study. The analysis of EDS spectra enabled to identify phases and mineral aggregates including Zn, Pb, Fe, Mn, Cd in their structure. The soils from the washing plant and areas of open pit exploitation are contaminated by diverse complexes of minerals. The occurrence of unstable Fe, Pb, Ca sulphates indicate that these wastes are still intensively geochemically active.
Źródło:
Mining Science; 2015, 22, Special Issue 2; 125-138
2300-9586
2353-5423
Pojawia się w:
Mining Science
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Preliminary investigation of mineralogy and chemistry of peats from the Kietrz site, southern Poland
Autorzy:
Skreczko, S.
Nadłonek, W.
Szopa, K.
Powiązania:
https://bibliotekanauki.pl/articles/100771.pdf
Data publikacji:
2015
Wydawca:
Uniwersytet Śląski. Wydział Nauk o Ziemi
Tematy:
peat
mineralogy
scanning electron microscope
SEM
pH
total sulphur
TS
carbon content
torf
mineralogia
mikroskop elektronowy
siarka
zawartość
węgiel
Opis:
Peat bog deposits provide a very important record of past environmental conditions, preserving biotic and abiotic processes that occurred in the vicinity of the bog. In this study, we examined three peat bog profiles from Kietrz, located in the micro-region of the Głubczycki Plateau, southern Poland. The objective of this study was to determine the type of peat occurring in this area, through examination of its mineral composition, and evaluation of the total carbon and total sulphur content. In addition, we measured peat reaction (pH) and identified floral and faunal components occurring within the peat deposits. The peat comprises primarily of fragments of fossilized plant and mollusk remains, as well as minerals (calcium sulphates, calcium carbonates, and pyrites). Additionally, an assemblage of iron oxides/hydroxides, Kfeldspar, apatite, zircon, and quartz grains was identified. A neutral and/or light alkalinity was recorded for the peat deposits, but an increase in acidity (pH) with increasing depth through each peat profile was also recorded. We observed a positive correlation between the pH and chemical composition of deposits, where a significant presence of calcite is associated with higher reaction (higher pH), whilst a lower pH is characteristic for sediments where carbonates are rare. The recognized species of mollusks are typical of shallow, fresh-water stagnant reservoirs with a high fluctuation of water level.
Źródło:
Contemporary Trends in Geoscience; 2015, 4, 1; 14-25
2299-8179
Pojawia się w:
Contemporary Trends in Geoscience
Dostawca treści:
Biblioteka Nauki
Artykuł
    Wyświetlanie 1-2 z 2

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