Geology Reference
In-Depth Information
Table 4.1.3
Major oxide and selected trace element content of coal ash samples, northern Peru. SiO
2
,Al
2
O
3
,Fe
2
O
3
, MgO, CaO, Na
2
O, K
2
O, TiO
2
,P
2
O
5
,SO
3
, Cl, S, ash, and moisture
reported in weight percent, all others in parts per million. Analyses are
“
as determined, ash basis
”
; Energy Team, US Geological Survey, Reston, VA and Denver, CO; ultimate
-
proximate data, BTU/lb, forms of sulfur, Free Swelling Index (FSI), ash fusion temperature, and sample locations are available in Brooks et al. (2006).
Major oxides and trace elements in Peruvian coal ash.
*
Alto
Chicama
1
Alto
Chicama
2
Alto
Chicama
3
Banos de
Chimu
La
Galgada
La
Limena
La
Limena
La
Victoria
La
Victoria
San
Roque
Mine
Caraz
Cocabal
Sta. Julia
Villon
Field no. BP2300
BP3100
BP3200
BP2900
B0106
B0104
B0101
B0102
B0103
BP2400
BP2500
B0108
B0107
B0105
Average
Lab no. E-178577 E-178582 E-178583 E-178581 E-186584 E-186582 E-186579 E-186580 E-186581 E-178578 E-178579 E-186586 E-186585 E-186583
SiO
2
56.9
38.9
50.9
38.2
62.2
69.7
63
61.8
59.3
40.3
30.1
45.1
59.6
45.7
51.3
Al
2
O
3
28
32.4
38.9
32.8
25.9
18.5
28.2
24.6
17.8
34
33
18.6
30.9
31.8
28.2
Fe
2
O
3
2.3
4.2
1.1
1.8
3.5
4.6
4.5
5.6
5.4
1.5
5.6
10.4
2.2
4.1
4.6
MgO
0.29
2.8
0.41
1.4
0.9
0.93
1.3
0.87
5.6
1.4
5.4
5.7
0.43
0.53
2
CaO
1.3
3.4
0.04
2.2
0.38
0.69
0.97
1.2
1.6
2.2
7.5
1.2
0.2
2.3
1.8
Na
2
O
1.7
0.49
0.22
2.3
0.48
2
1.7
1.9
1.3
1.3
1.3
4.8
0.14
0.1
1.41
K
2
O
2.3
1.5
0.89
1.6
3.2
1.6
2.8
4.5
1.6
1.5
0.81
5.4
0.73
0.54
2.7
TiO
2
1.5
2.2
1.9
1.7
1.6
1.1
1.4
1.1
1.4
1.9
1.6
1.1
1.9
1.8
1.59
P
2
O
5
0.05
1.5
0.06
0.54
0.34
0.16
0.1
0.02
0.08
0.42
0.58
0.69
0.06
2.4
0.5
SO
3
NA
NA
NA
NA
0.82
1.1
1.2
2
4.5
NA
NA
9.1
0.31
0.54
2.45
Ash
31.5
3.9
63.4
8.9
27.5
10.4
30.7
31.1
23.8
6.8
2.4
29
17
12
21.3
Moisture
5.8
2
1
2.2
0.8
1.4
2.1
2.3
2.5
1.5
1.3
4.2
0.8
0.6
2.4
Cl
0.052
0.023
<<
0.015 0.018
0.10
0.03
0.30
0.50
0.04
<<
0.015
<<
0.015 1.84
<<
0.01
0.14
0.30
S
NA
NA
NA
NA
0.47
0.70
0.51
0.75
0.38
NA
NA
1.74
0.66
0.99
0.77
Sc
42.9
61.5
13.3
122
23.5
18.3
24
17.8
28.3
60.4
48.4
25.7
34.6
37.9
40
Cr
70.6
141
27.6
280
68.9
64.6
63.1
36.4
28.1
150
118
37.9
72.9
71.6
87.9
Co
10.6
69.8
29.3
121
22.7
17.6
23.4
23.2
26.3
48.7
73.4
54.9
77.2
20.7
44.2
Zn
52.6
207
81.4
567
359
8690
90.2
218
90.1
171
326
1080
83.7
228
875
As
50.9
12.5
4.3
84.3
26.7
21.8
26.7
57.2
19.5
15.8
24.2
3220
87.4
33.6
263
Rb
132
44.9
60.9
144
118
53.1
128
148
48.8
80.1
27
244
37.4
23
92.1
Sr
321
1380
215
2020
404
240
344
290
96.2
802
771
436
176
2010
679
Zr
301
460
392
311
411
219
410
535
391
328
346
409
754
560
416
Mo
22
11
2.2
14
2
6.1
5.4
5
6.3
7.3
6.9
4.5
10.3
3.2
7.59
Sb
10.5
4.5
1.1
21.9
7.4
3.4
3.6
10.9
7.2
3.9
6.6
17.6
7.3
1.6
7.68
