40
-10 1
o -I
20
"
40
.
6 0
9
dOt'" i
Ol
201 "
e
9
'
I
401
",
s X %
80
80 I
0
:
,
6
8
l o o
"-" -10
E
o
0
20
,- 40
60
e,
|
I i
-lC
0
20
40
60
dl. F.,L~4HIZ
-I~3
0
20
40
60
80
i
i
g
4 -2
8(2
80
0
2
4
6
8
10 0
1
b. Enz
It
g
-10
0
20
40
60
813
-10
0
20
40
60
80
2
3
4
-2
c. Schwar'zbach
,10
0
,
am m
2O
40
60
80
0
2
4
6
8
10 0
Ca 2+ (mM)
0
2
4
i
,
i
1
0
2
4
-lo ,.. ~ ~ ,,,
0
i
t.
80
1
2
3
4
-2
0
2
4
Saturation Index (SI)
M g 2+ (mM)
o calcite' 9 dolomite, magnesitr
Fig. 4.14. Dissolved Ca z*, Mg 2§ and SI of their minerals in the porewater of the tributaries