Geology Reference
In-Depth Information
Table 4.15 Analyses of K-Rich rocks from Laacher See (Germany)
SiO
2
H
2
O
+
TiO
2
Al
2
O
3
Fe
2
O
3
FeO
MnO
MgO
CaO
Na
2
O
2
OP
2
O
5
CO
2
Total
1
39.3
2.9
14.0
6.3
4.3
0.2
8.9
14.0
3.9
4.4
0.7
0.6
0.4
99.9
2
40.7
2.7
13.9
4.7
5.2
0.2
8.7
13.2
4.3
4.3
0.7
0.4
0.1
99.1
3
42.4
2.7
13.6
3.7
6.4
0.2
10.8
12.4
2.6
3.1
0.5
0.7
0.1
99.2
4
-
42.6
2.8
13.5
3.6
6.8
0.2
9.5
12.9
3.0
3.2
0.5
0.5
99.1
5
43.8
2.7
13.5
4.3
6.1
0.2
10.7
11.8
2.9
3.4
0.5
0.4
0.1
100.4
6
43.8
2.7
14.2
5.6
4.9
0.2
9.3
11.7
3.1
3.3
0.5
0.7
0.1
100.1
1
-
2 Leucite-bearing nephelinite from Laacher See, Germany (Duda and Schminke 1978)
3
-
6 Leucite basanite from Laacher See, Germany (Duda and Schminke 1978)
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