Red Mud from Homestake Analysis Results by
XDS Method performed at SDSM&T |
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Data from Ashley Beattie 2010_02_02 |
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Done by Nathan Sanders and Nathan
Huft |
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Average |
standard deviation |
confidence interval (normal), 95% |
Min |
Max |
O |
44.22 |
37.53 |
38.47 |
47.08 |
31.76 |
37.87 |
38.78 |
43.26 |
41.88 |
7.61 |
40.1 |
40.095 |
4.274 |
2.649 |
37.45 |
42.74 |
Mg |
x |
0.73 |
0.58 |
0.36 |
0.37 |
0.69 |
0.86 |
0.92 |
x |
1.56 |
x |
0.6443 |
0.221 |
0.163 |
0.481 |
0.808 |
Al |
9.1 |
9.46 |
12.68 |
14.42 |
11.85 |
9.44 |
11.22 |
12.7 |
12.48 |
23.05 |
9.54 |
11.289 |
1.828 |
1.133 |
10.16 |
12.42 |
Si |
1.4 |
1.07 |
1.1 |
0.97 |
1.06 |
1.13 |
2.89 |
1.74 |
1.45 |
1.98 |
0.92 |
1.373 |
0.59 |
0.366 |
1.007 |
1.739 |
S |
2.44 |
3.05 |
3.69 |
3.69 |
3.38 |
3.07 |
2.81 |
3.37 |
3.08 |
3.14 |
2.56 |
3.114 |
0.43 |
0.266 |
2.848 |
3.38 |
Ca |
1.4 |
2.42 |
2.22 |
1.48 |
2.58 |
3.07 |
2.81 |
3.37 |
3.08 |
3.14 |
2.56 |
2.499 |
0.655 |
0.406 |
2.093 |
2.905 |
Fe |
22.63 |
45.74 |
41.26 |
32 |
49 |
37.87 |
41.13 |
35.55 |
33.43 |
59.03 |
28.84 |
36.745 |
7.949 |
4.927 |
31.82 |
41.67 |
K |
0.03 |
x |
x |
x |
x |
x |
x |
x |
0.03 |
x |
0 |
0.02 |
0.017 |
0.02 |
4E-04 |
0.04 |
C |
18.36 |
x |
x |
x |
x |
x |
x |
x |
4.62 |
x |
15.7 |
12.893 |
7.287 |
8.246 |
4.647 |
21.14 |
Zn |
0.41 |
x |
x |
x |
x |
x |
x |
x |
0 |
x |
0.57 |
0.245 |
0.294 |
0.333 |
-0.09 |
0.578 |
Weight
percent |
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total
wt |
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100.0 |
100.0 |
100.0 |
100.0 |
100.0 |
93.1 |
100.5 |
100.9 |
100.1 |
99.5 |
100.8 |
108.9 |
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wt% Percent Fe |
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23% |
46% |
41% |
32% |
49% |
41% |
41% |
35% |
33% |
59% |
29% |
34% |
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wt%
Percent Fe2O3 equivalent |
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32.4% |
65.4% |
59.0% |
45.8% |
70.1% |
58.1% |
58.5% |
50.4% |
47.8% |
84.8% |
40.9% |
48.2% |
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wt%
Percent Al2O3 equivalent |
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17% |
18% |
24% |
27% |
22% |
19% |
21% |
24% |
24% |
44% |
18% |
20% |
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