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differences were observed in the samples of the Battonya–Pusztaföldvár Basement Ridge (Battonya–Pusztaföldvár BR) that are rhyolites according to the immobile element-based rock classification (Zr/TiO 2 vs. Nb/Y), while the others are rhyodacites
U-178 Na 2 O MgO Al 2 O 3 SiO 2 P 2 O 5 SO 3 K 2 O CaO TiO 2 Fe 2 O 3
Table 1. Chemical composition of the dissolution residue from representative samples determined by SEM-EDS. Concentrations are expressed in m/m% Na 2 O MgO Al 2 O 3 SiO 2 P 2 O 3 SO 2 K 2 O CaO TiO 2 FeO LK-11 0.66 1.60 7.48 82.67 1.65 0.38 1
.5 61.3 TiO 2 0.90 0.92 0.60 0.57 0.89 0.83 0.82 0
AVARRO , S. , 2014 . Minimization of metabenztiazuron residues in leaching water using amended soils and photocatalytic treatment with TiO 2 and ZnO . Journal of Environmental Sciences . 26 . 757 – 764
. A DAMS , L. K. , L YON , D. Y. & A LVAREZ P. J. J. , 2006 . Comparative eco-toxicity of nanoscale TiO 2 , SiO 2 , and ZnO water suspensions . Water Research . 40 . 3527 – 3532
because mafic melt extraction from a primitive mantle source progressively depleted in basaltic components, such as Al 2 O 3 , CaO, TiO 2 , and Na 2 O, and refertilization of an originally depleted source by melts rich in basaltic components (including Al
2 Qtz + R * ln a TiO 2 − 273.15 , where R is the gas constant 8.3145 J/K, is the mole fraction of TiO 2 in quartz (ppm), is the activity of TiO 2 in the system, and the adjustable parameters a, b , and c are a = 60,952 ± 3,122, b = 1
SiO 2 54.2 63.6 58.9 3.25 TiO 2 0 1.01 0.18 0
