Kaszab Zoltán (szerk.): A Magyar Természettudományi Múzeum évkönyve 72. (Budapest 1980)

Embey-Isztin, A.: Major element patterns in Hungarian basaltic rocks: an approach to determine their tectonic settings

Table 1. Sources of major element analyses used in the discriminant diagrams Location No. of analyses References Mecsek Mts. 8 MAURITZ (1913) 2 TAKÁCS (1933) 2 SZÉKY-FUX (1952) Balatonfelvidék and Cserhát Mts. 2 POJJÁK (1944) 4 REICHERT (1925) 2 EMBEY-ISZTIN (1977) 2 VITÁLIS (1911) 12 MAURITZ HARWOOD (1936, 1937, 1938) Bükk Mts. 8 MAURITZ et al. (1948) Bükk Mts. 25 SZENTPÉTERY (1953) Valley of Bódva 7 EMBEY-ISZTIN (unpublished) Valley of Bódva 4 PANTÓ & FÖLVÁRIVOGL (1950) Mátra Mts. 4 KUBOVICS (1970) Zemplén Mts. 2 SZÉKY-FUX (1970) Börzsöny Mts. 4 PANTÓ (1970) Pilis Mts. 2 KORPÁS et al. (1967) Table 2. Means and standard deviations of major element oxides No = 30 young alk. basalts No = 12 Cretaceous alk. basalts No = 22 diabases No = 10 gabbros No = 12 basaltic andésites Si0

2 47.19 44.83 48.64 44.76 53.92 Ti0

2 2.04 2.91 1.86 3.73 1.02 A1

2

0

3 15.69 15.11 15.47 15.81 18.03 FeO 9.60 10.91 11 62 14.53 7.18 MgO 7.45 6.36 5.96 6.06 3.31 CaO 9.24 8.38 9.11 9.46 8.47 Na

2

0 3.76 4.21 3.74 2.52 2.73 K

2

0 1.92 1.16 0.21 0.16 2.07 Standard deviations Si0

2 1.71 2.84 1.94 1.88 1.98 Ti0

2 0.47 1.15 0.55 1.10 0.22 A1

2

0

3 1.40 2.47 1.85 1.95 1.66 FeO 1.08 2.13 2.65 2.15 0.92 MgO 1.11 3.97 0.79 1.17 1.09 CaO 0.75 2.68 1.22 1.52 0.92 Na

2

0 0.69 3.21 0.70 0.69 0.45 K

2

0 0.53 0.50 0.16 0.15 0.67