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Table 4.3 Analyses of Ringgit Beser, East Java (Indonesia)
SiO
2
TiO
2
Al
2
O
3
Fe
2
O
3
FeO
MnO
MgO
CaO
Na
2
O
2
OP
2
O
5
LOI
Total
1
9.17
a
-
46.88
0.994
14.26
0.157
7.67
11.80
2.84
5.00
0.929
1.27
100.97
2
9.60
a
-
45.60
0.892
12.78
0.176
8.48
12.68
2.12
5.96
0.966
1.37
100.62
9.31
a
3
-
45.84
1.007
13.99
0.164
8.23
11.66
2.71
5.01
0.924
0.83
99.67
4
8.64
a
46.44
0.671
11.12
-
0.145
12.27
11.98
2.04
5.43
0.591
1.56
100.88
5
9.94
a
-
47.27
0.845
14.73
0.202
5.57
12.03
1.95
6.35
0.825
1.10
100.81
6
11.66
a
-
45.59
0.897
15.36
0.234
4.48
11.70
2.54
5.81
0.882
1.87
101.01
6.69
a
7
-
52.83
0.647
18.98
0.178
2.22
7.46
3.83
6.15
0.467
1.51
100.96
8
9.75
a
-
43.79
0.961
11.66
0.180
10.47
14.51
1.69
5.14
1.263
1.71
101.12
9
-
-
43.86
1.090
11.09
2.04
10.38
0.200
9.00
15.16
2.03
4.34
99.19
10
-
45.88
1.090
13.20
1.96
9.99
0.180
7.77
13.88
2.07
4.42
0.740
101.18
11
44.71
0.970
11.84
1.82
9.26
0.180
10.49
14.10
2.21
3.16
0.500
-
99.24
12
-
49.52
0.830
16.64
1.50
7.76
0.210
4.17
10.14
4.33
4.47
0.520
100.09
a
The analyses represent total iron oxide
1
-
4 The highly potassic rocks (EK series) from Ringgit Beser complex, East Java (Edwards et al. 1994)
5
-
8 The potassium-rich lavas from Ringgit Beser complex, East Java (Edwards et al. 1994)
9 The K
-
rich rock from Sumbawaa, Sunda Arc (Foden and Varne 1980)
10
-
12 Leucite-bearing lavas from Sumbawa Island Indonesia (Foden and Varne 1980)
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