NC0003433_Table 8-2 Mineralogy of Soils_20150902

TABLE 8-2
MINERALOGY OF SOILS
CAPE FEAR STEAM ELECTRIC PLANT
DUKE ENERGY PROGRESS, LLC, MONCURE, NC
Sample ID
Sand
Silt
Clay
Quartz
Feldspar
Amphibole
Calcite
Chlorite
Dolomite
Hematite
I (.7)/ S
Illite
Magnetit
Mullite
Kaolinite
Pyrite
(bgs)
Type
%
%
%
ABMW-1(SB 39-41)
Clayey silt
57.48
28.46
14.06
30.1
55.9
ND
ND
ND
ND
ND
ND
6.1
ND
ND
8.0
ND
ABMW-2(SB 27-28)
Saprolite with coal and
79.98
weathered mudstone
13.12
6.90
17.5
13.2
ND
ND
ND
ND
ND
ND
41.4
ND
ND
26
1.9
ABMW-3BR(63-64)
Mudstone
17.57
70.50
11.93
27.1
8.1
ND
2.5
4.5
ND
6.5
ND
51.5
0.2
ND
ND
ND
MW-6BR(SB 36-37)
Sandstone, Arkosic
67.78
Conglomerate
25.15
7.07
20.3
38.0
ND
ND
1.2
0.9
ND
ND
39.4
ND
ND
ND
ND
MW-6BR(SB 26-27)
Sandstone, Arkosic
66.16
I
I
Conglomerate
24.53
9.31
23.6
42.5
ND
ND
2.3
0.9
ND
ND
30.1
ND
ND
ND
ND
MW-9BR(29-29.5)
Sandstone
44.47
47.52
1 8.01 1
28.1
1 30.5
ND
ND
6.2
0.9
ND
ND
ND
ND
ND
ND
ND
MW-9BR(23.5-24)
Mudstone
23.52
64.00
12.48
23.7
20.7
ND
ND
2.4
ND
ND
ND
49.9
ND
ND
3.3
ND
MW-9BR(35-36)
Sandstone, Graywacke
53.27
40.42
6.31
16.2
35.0
ND
ND
5.7
ND
ND
ND
39.4
ND
ND
3.6
ND
MW-15(SB 35-36)
Mudstone, weathered
17.72
74.46
7.82
31.8
10.0
ND
ND
ND
ND
2
ND
46.4
ND
ND
9.8
ND
MW-15(SB 18-19)
Sand
74.88
18.98
6.14
54.2
1 24.4
2.3
ND
7.2
ND
ND
ND
8.4
ND
ND
3.6
ND
MW-15BR(73-74)
Sandstone
56.40
34.68
8.92
21.1
10.0
ND
ND
5.3
ND
ND
ND
57.8
ND
ND
3.4
ND
MW-15BR(58-59)
Mudstone
42.30
53.42
4.28
25.1
10.3
ND
ND
4.2
ND
0.4
ND
55.6
ND
ND
4.8
ND
Prepared by: DZH Checked by: KDF
Notes:
%= percent
ND = not detected
bgs = depth below ground surface
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