(magnesium, groundwater, distribution, Mg/Ca ratio, Serbia)

maps ofmagnesium distribution in groundwater of Serbia. Thedata were statistically processed and graphically interpreted using statistical software IBM SPSS v.19. Thehydrochemical maps of magnesium distribution ingroundwater

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minerals that contain Mg. Magnesium concentrations in groundwater of Serbia vary over a wide range and their distribution is not uniform, but certain laws ofnature do apply. The variation in the concentrations of this ion depends

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the makeup is much more complex than that of the Carpatho-Balkanides.Key words: magnesium, groundwater, distribution, Mg/Ca ratio, Serbia.Апстракт. Магнезијум је земноалкални метал, веома заступљен у животној средини и г

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Milosavljević, Jovana, Andrijašević, Jakov, and Todorović, Maja, “Distribution of magnesium in groundwater of Serbia” у Geološki anali Balkanskoga poluostrva (74), Geološki zavod Univerziteta u Beogradu.

chemical analyses, based on which GIS heavy-metal distribution maps were generated. The distribution of Cr, Ni, Cu and Zn is discussed on the paper.Key words: heavy metals, distribution, sampling, Al Zintan, Libya.Апстракт. У свету

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copper (ppm).The distribution of the heavy metals in the studiedparts of the city is very important because of thepotential toxic effect.The layouts show the distribution of the heavy metals and the distribution of pollution

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31Fig. 1. Basis for displaying the distribution of measured elements.Distribution of the tested elements in thestudy areaThe concentrations of the tested heavy metals andtheir distribution and environmental impact were determined

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Alzarog Taher Mohamed et al., “Distribution of chromium, nickel, copper and zinc in the Al Zintan area, northwestern Libya” у Geološki anali Balkanskoga poluostrva (December, 2018), University of Belgrade, Faculty of Mining and Geology, Department of Regional Geology and Department of Palaeontology.

(involutina farinacciae, marker, Middle Liassic, distribution, Budva Basin, Scutari-Peć, lineament)

Montenegro–Albania border area (theScutari–Peć lineament).Geographic distribution andbiostratigraphyI. farinacciae is the species of very large geographic distribution. In addition to the mentioned areas, itis reported from Iraqi

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to NW, into NE) of the Complex Mirdita Zone.Key words: Involutina farinacciae, marker, Middle Liassic, distribution, Budva Basin, Scutari–Peć lineament.Апстракт. Приказани су наласци врсте Involutina farinacciae BRONNIMANN-KOEHN

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area, through the middle part of the Liassic stratigraphic column (RADOIČIĆ 1987). No finer stratigraphic distribution can be given at present. In addition to information about the Liassic sequences in which I. farinacciae

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Radoičić, Rajka and Jovanović, Divna, “Involutina farinacciae Bronnimann & Koehn-Zaninetti 1969, a marker for the Middle Liassic in basinal and some platform facies of Mediterranean and near east areas; the discussion concerning the paleogeography of Montenegro-Albania border region (the Scutari-Peć Lineament)” у Geološki anali Balkanskoga poluostrva (72), Geološki zavod Univerziteta u Beogradu.

Hadži-Niković, Gordana, “The influence of the grain-size distribution and soil structure on the unsaturated shear strenght of loess sediments in Belgrade, central Serbia” у Geološki anali Balkanskoga poluostrva (70), Geološki zavod Univerziteta u Beogradu.