Matskási István (szerk.): A Magyar Természettudományi Múzeum évkönyve 99. (Budapest 2007)

Embey-Isztin, A. ; Dobosi, G.: Composition of olivines in the young alkali basalts and their peridotite xenoliths from the Pannonian Basin

Table 1. Representative chemical analyses of olivine phenocrysts (wt%). 1 = Pauliberg phenocryst core, 2 = Steinberg, phenocryst core, 3-4 = Stradnerkogel, phenocryst core &c rim, 5-6 = Ság-hegy, phenocryst core & rim, 7-8 = Bondoró-hegy, xenocryst core & rim, 9-10 = Szentgyörgy-hegy, phenocryst core & rim, 11 = Zalahaláp, phenocryst core, 12 = Bulhary, phenocryst core, 13-14 = Eresztvény, phenocryst core & rim, 15-16 = Szilvás-kő, phenocryst core & rim, 17-18 = Selmecbánya, phenocryst core & rim, 19-20 = Brehy, phenocryst core & rim 1 2 3 4 5 6 7 8 9 10 Si0

2 39.16 38.69 40.38 38.94 40.60 38.92 40.63 39.74 38.25 37.95 A1

2

0

3 0.00 0.02 0.11 0.16 0.00 0.00 0.00 0.10 0.00 0.00 FeO 19.49 20.12 14.61 20.00 13.06 19.25 9.38 18.79 22.81 24.24 NiO 0.28 0.11 0.21 0.14 0.25 0.17 0.36 0.24 0.12 0.10 MnO 0.29 0.42 0.43 1.39 0.21 0.34 0.14 0.35 0.38 0.39 MgO 41.19 40.45 45.06 39.27 46.63 41.29 49.90 41.82 37.95 36.63 CaO 0.07 0.36 0.17 0.71 0.24 0.25 0.09 0.19 0.29 0.31 total 100.48 100.17 100.97 100.61 100.99 100.22 100.50 101.23 99.80 99.62 Si 1.001 0.997 1.003 1.002 1.001 0.997 0.991 1.004 1.001 1.002 Al 0.000 0.001 0.003 0.005 0.000 0.000 0.000 0.003 0.000 0.000 Fe 0.416 0.432 0.303 0.430 0.269 0.412 0.191 0.396 0.498 0.534 Ni 0.006 0.002 0.004 0.003 0.005 0.004 0.007 0.005 0.003 0.002 Mn 0.006 0.009 0.009 0.030 0.004 0.007 0.003 0.007 0.008 0.009 Mg 1.568 1.552 1.668 1.506 1.713 1.576 1.814 1.574 1.480 1.441 Ca 0.002 0.010 0.005 0.020 0.006 0.007 0.002 0.005 0.008 0.009 Fo 78.8 77.9 84.2 76.6 86.2 79.0 90.3 79.6 74.5 72.6