Calcium and Magnesium in Groundwater: Occurrence and by Lidia Razowska-Jaworek

By Lidia Razowska-Jaworek

Calcium and magnesium are ample in groundwater, however the function of groundwater because the crucial resource of those very important foodstuff is particularly usually missed. Hydrogeochemical reviews have centred customarily at the distribution and behavior of ingredients that reason deterioration of water caliber, comparable to: nitrate, nitrite or iron and manganese. consequently, most up-to-date books and papers focus normally on those materials and just a small variety of papers describe the result of groundwater reviews on different very important water elements corresponding to calcium or magnesium. Calcium and magnesium are of significant value to human wellness and insufficient consumption of both nutrient can impair overall healthiness. the most goal of this booklet is to offer a variety of stories on calcium and magnesium in groundwater and to spotlight their value for human wellbeing and fitness.
The chapters during this booklet are written by means of hydrogeologists and hydrochemists in addition to docs and comprise: tools of research of calcium and magnesium in groundwaters, distribution and behavior of calcium and magnesium in numerous aquifers, calcium and magnesium in bottled mineral and spring waters, and the importance of calcium and magnesium in waters for human well-being.

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Calcium and Magnesium in Groundwater: Occurrence and Significance for Human Health

Calcium and magnesium are plentiful in groundwater, however the position of groundwater because the crucial resource of those very important food is especially frequently overlooked. Hydrogeochemical reports have centred almost always at the distribution and behavior of elements that reason deterioration of water caliber, akin to: nitrate, nitrite or iron and manganese.

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1985) Dissolution kinetics of dolomite: Effects of lithology and fluid flow velocity. Geochimica et Cosmochimica Acta 49, 2017–2026. Kohlhaas W. (1972) Geologie, Hydrogeologie und Wasserhaushalt des Massenkalkes im nördlichen Sauerland und Bergischen Land (Remscheid-Altenaer Sattel, Herzkamper Mulde, Velberter Sattel, Rheinisches Schiefergebirge). Dissertation, RWTH Aachen, 119p. , Dreybrodt W. (1997) Dissolution kinetics of calcium carbonate minerals in H2O−CO2 solutions in turbulent flow: The role of the diffusion boundary layer and the slow reaction H2O + CO2 ↔ H+ + HCO3−.

3 meq/l. 2 meq/l at the end of the experiment. 4 DISCUSSION The dissolution (and precipitation) of carbonate minerals in water is a widely recognised and an observed process in natural and laboratory systems. g. Appelo & Postma, 2005). As carbonic acid is made from water and CO2 these reactions are mainly favoured through the input of gaseous CO2 and cause higher pH values. In addition they obviously bring Ca2+, Mg2+ and HCO3− into solution and thus determine hydrochemical characteristics of many groundwaters.

7 meq/l but vary a little more than in cell 1. 7). 04 meq/l for Mg2+ respectively at 650 hours. 99 meq/l with minor variability until the end of the experiment. 5 meq/l. 3 meq/l. 2 meq/l at the end of the experiment. 4 DISCUSSION The dissolution (and precipitation) of carbonate minerals in water is a widely recognised and an observed process in natural and laboratory systems. g. Appelo & Postma, 2005). As carbonic acid is made from water and CO2 these reactions are mainly favoured through the input of gaseous CO2 and cause higher pH values.

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