Page 275 - Advances In Productive, Safe, and Responsible Coal Mining

254
¼1)
¼47)
¼1)
¼1)
(n
(n
(n
120.37
(n
63.91
84.5
52.86
¼1)
¼47)
¼1)
¼1)
(n
(n
(n
(n
58.17
23.8
2.65
1.51
¼1)
¼47)
¼1)
¼1)
(n
(n
(n
(n
121.88
FCPW, [2] samples limestone ground and waste of 1000tons per CaCO 3 Tons Neutralization Potential neutralization Net (NP) potential (PA) acidity (NNP) potential Advances in Productive, Safe, and Responsible Coal Mining
106.4
66.53
5.31
CCPW, Median pH ¼47) (n ¼1) (n ¼1) (n ¼1) (n
for paste 7.12 5.92 6.31 8.35
properties content sulfur (%) Pyritic 3.41 ¼47) (n 3.90 ¼1) (n 2.13 ¼1) (n 0.17 ¼1) (n
Geochemical Mean Total 5.70 ¼2) (n a 4.84 ¼2) (n 2.56 ¼2) (n NT b
13.3 waste permit samples. of tested.
Table Coal fraction Mine (coarse) CCPW FCPW Limestone a n, number b NT, not