CHAPTER 21 • Solid Speciation and Selective Extraction Procedures
a
40.80
Z
L 40.70
III
"0
::>
...
'f
~
40.60
b
40.80
Z
L 40.70
III
'tI
::l
'f
~
40.60
c
40.80
Z
L 40.70
III
'tI
.€
t::
~
40.60
I
I
l~fG
I
~9E
17.90
18.00
18.10
longitude (0 E)
.:3H
e4H
17.90
17.90
t:E
18.00
Longitude (0 E)
18.00
longitude (0 E)
18.10
18.10
Fig. 21.7. Area of Brindisi; spatial distribution of; a fine fraction; b Pb (f1g rl); c Cu (f1g rl)
100
80
60
40
20
o
120
90
70
50
40
30
20
19
16
13
10
465
diffusion and speciation mechanisms, when possible, knowledge of parameters for
grain size, mineralogy, organic matter content, and so on, is of great usefulness. For