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Transport rozpuštených látek a hvdrogeochemická interakce voda - hornina v granitoidních masivech


Transport rozpuštených látek a hvdrogeochemická interakce voda - hornina v granitoidních masivech

Transport of dissolved compounds and hydrogeochemical interaction granitic massive


• tento článok sa nachádza v kategórii: PODZEMNÁ VODA / rok 2002 [ ročník VIII, číslo 2 ]
František Eichler

ABSTRACT: Staining techniques were developed and tested for geochemical research of the interactions and migration of dissolved inorganic chemicals in granites and its mineralized fractures. X-ray powder diffraction was used for qualitative identification of following minerais from mineralized fractures: a-quartz, fluorapatite, kaolinite, illite, muscovite, and biotite. Chemical composition was determined by X-ray fluorescent analysis. The pH variations were indicated by colour changes of Bromcresol green, Cresol red, Bromthymol blue, and Phenol red. Migration of inorganic chemicals were indicatet by chemical agents: SiO4-4 - (NH4)6Mo7O24.4H20 with HNO3, Fe+2 - K3Fe(CN)6, Fe+3 - K4Fe(CN)6.4H2O, KCNS or Aluminon, Al+3 - Aluminon or Alizarin rot S. Attestation of mineral surface absorption is given by adsorption of Gentian violet or Methylene blue. It was shown by the staining method dissolution of inorganic chemicais: SiO4-4 from days, Fe+2 from biotite, Fe+3 from surface of quarts grains, Al+3 from days.


bibliografický
odkaz na článok:
Eichler, F., 2002: Transport rozpuštených látek a hvdrogeochemická interakce voda - hornina v granitoidních masivech.- Podzemná voda ISSN 1335-1052, VIII, 2/2002, 41-48.

jazyk článku: čeština

kľúčové slová: technika barvení, indikátory, geochemická interakce, migrace v granitech, rozpouštení, jíly

key words: staining techniques, chemical agents, geochemical interactions, migration in granite rocks, dissolution, days

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