Download Physical and Chemical Weathering in Geochemical Cycles by Abraham Lerman (auth.), A. Lerman, M. Meybeck (eds.) PDF

By Abraham Lerman (auth.), A. Lerman, M. Meybeck (eds.)

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Extra resources for Physical and Chemical Weathering in Geochemical Cycles

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And Sjoberg, E. L. (1981) Mechanism of pyroxene and amphibole weathering. 1. Experimental studies of iron-free minerals. Geochim. Oosmochim. Acta 45, 2123-2135. Sigg L. and Stumm W. (1981) The role of surface weak acids with the hydrous goethite surface. 00 110 ids and Surfaces 2, 101-117. , Furrer G. and Kunz B. (1983) The role of surface coordination in precipitation and dissolution of mineral phase. Oro at. Ohem. Acta 58, 593-611. Stumm W. and Morgan J. J. (1981) Aquatic Ohemistry. , John Wiley & Sons, New York, 780 pp.

They include all the fungi and most of the bacteria. Autotrophic microorganisms grow only in an inorganic medium . They include photolithotrophic organisms (algae) and chemolithotrophic bacteria. Chemolithotrophic bacteria are less numerous than heterotrophic bacteria but they play an important role in different biogeochemical cycles (nitrogen, sulfur, iron) where they are responsible for different fundamental reactions (nitrification, sulfides and sulfur oxidation, ferrous oxidation). Some bacteria, such as Thiobacillus novellus, can grow either in inorganic (S20l- and CO 2) or organic (peptone) nutrient media and are therefore named mixotrophs.

Paces T. (1973) Steady-state kinetics and equilibrium between ground water and granitic rock. Geochim. Cosmochim. Acta 2641-2663. 32 Geochim. Oosmochim. Acta 2641-2663. Parks G. A. (1967) Aqueous surface chemistry of oxides and complex oxide minerals. Adv. Ohem. Ser. 67, 120-160. Petrovic'R. (1976) Rate control in feldspar dissolution. II. The protective effect of precipitates. Geochim. Oosmochim. Acta 40, 1509-1522. Petrovic' R. (1981) Kinetics of dissolution of mechanically comminuted rock-forming oxides and silicates.

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