Geology Reference
In-Depth Information
Table 2.2 South Caspian Basin. Mesozoic ground water depending on stratigraphic belonging.
+
+
r
(
Cl Na
Mg
)
r
r
Na
Cl
а+k ,
mg-equiv.
Stratigraphy
Interval
А , %-equiv.
S 2 , %-equiv.
а , %-equiv.
2
+
r
18.2
31.1
38 4
.
26.0
35.52
52 40
.
1.20
2.26
440
.
1.34
1.16
214
.
Middle
Jurassic
Jurassic
-
Lower
Cretaceous
26.6
34.0
48 4
.
12.4
32.10
58 40
.
1.24
1.77
240
.
1.01
1.55
252
.
Valanginian
1.80
30.8
33.3
35 8
.
6.94
10.97
15 00
.
4.78
6.69
900
.
1.09
1.15
120
.
Hauterivian
-
31.6
32.3
33 0
.
7.06
9.29
11 52
.
2.56
3.11
366
.
1.08
1.11
115
.
Barremian
-
28.2
35.4
41 2
.
0.5
2.85
574
.
2.42
4.51
836
.
1.44
6.06
10 68
.
0.95
0.96
098
.
Albian
0.7
2.22
306
.
Upper
Cretaceous
20.8
27.8
32 6
.
1.02
1.10
110
.
2.78
3.55
510
.
Cenomanian
2.44
0.09
27.8
34.8
42 6
.
0.54
3.36
618
.
2.44
3.79
508
.
1.04
1.09
119
.
Santonian
5.02
0.95
46.0
49.7
52 4
.
3.46
3.91
437
.
1.07
1.08
110
.
Danian
2,18
6.30
0.94-1.04
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