Table 21. Concentration of analytes found on mine surfaces after being buried for periods up to 472 days.
Mine surface concentration (ng/cm2)
Surface
Mine
Mine
area
Days
2)
ID
type
(cm
buried
2,6-DNT 1,3-DNB 2,4-DNT 1,2-DNB
TNT
TNB
4-ADNT 2-ADNT
RDX
EX-319T* TMM-1 2240
472
EX-319B TMM-1
472
0.368
Pre-burial 1998
0.492
3.48
18.7
0.183
64.6
EX-324T TMM-1
EX-324B TMM-1
Pre-burial 1998
0.288
15.3
10.6
0.977
10.2
EX-011T PMA-1A 345
368
0.89
0.66
0.44
EX-011B PMA-1A
368
0.43
0.40
0.28
Pre-burial 1998
10.1
4.22
4.09
EX-013 T PMA-1A
368
0.96
0.79
0.25
EX-013 B PMA-1A
368
0.47
0.72
0.89
Pre-burial 1998
8.44
4.00
2.70
EX-048T PMA-1A
472
0.048
0.608
1.57
0.199
2.02
1.43
1.05
1.27
EX-048B PMA-1A
472
0.189
0.422
0.564
0.069
0.955
1.65
1.51
1.68
0.966
Pre-burial 1998
3.39
1.63
0.427
1.56
0.795
EX-051T PMA-1A
472
1.41
1.18
0.224
1.12
EX-051B PMA-1A
472
44.4
35.1
5.26
67.6
8.18
4.09
6.82
Pre-burial 1998
9.620
7.74
1.44
7.24
1.04
EX-111 T PMA-2
118
368
nd
0.69
0.44
EX-111 B PMA-2
368
nd
0.41
0.15
Pre-burial 1998
0.802
0.774
1.76
EX-117T PMA-2
472
0.892
0.642
EX-117B PMA-2
472
0.180
0.259
0.489
0.710
Pre-burial 1998
0.952
0.582
0.073
1.90
1.44
EX-144T PMA-2
472
0.391
0.994
EX-144B PMA-2
472
0.222
Pre-burial 1998
0.944
0.806
0.076
1.900
1.610
EX-253 T TMA-5
2720
368
0.66
3.8
7.3
EX-253 B TMA-5
368
39
57
271
Pre-burial 1998
1.82
3.47
15.0
EX-292 T TMA-5
368
2.1
6.6
6.6
EX-292 B TMA-5
368
19
60
221
Pre-burial 1998
2.85
5.15
23.5
EX-256T TMA-5
472
0.043
0.435
1.89
0.159
1.06
0.602
EX-256B TMA-5
472
1.99
12.5
60.9
2.85
87.6
34.9
5.49
7.11
1.37
Pre-burial 1998
0.173
2.49
5.33
0.192
125.8
1.02
EX-261T TMA-5
472
0.128
1.02
4.48
0.324
2.30
1.24
EX-261B TMA-5
472
1.28
10.2
29.0
1.72
22.7
5.71
3.66
3.65
0.184
Pre-burial 1998
0.118
4.32
5.07
0.333
10.2
1.26
EX-760 T Type 72 1990
97
nd
1.2
7.9
2.7
EX-760 B Type 72
97
nd
2.6
118
11.6
Pre-burial 1999
2.59
>17.0
19.8
EX-767 T Type 72
97
nd
1.0
28
1.7
EX-767 B Type 72
97
nd
1.2
55
4.0
Pre-burial 1999
0.85
>17.0
9.9
EX-764T Type 72
201
0.378
0.245
2.73
4.79
1.42
EX-764B Type 72
201
0.252
0.188
2.47
4.53
1.21
Pre-burial 1999†
3.01
17.0
0.778
1.06
19.7
*T and B refer to the top and bottom of the mines respectively.
† Initial surface sampling for the Type 72 mines was not conducted according to the proper protocol and hence the results
have a higher degree of uncertainty than for the other mines.
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