Lithofacies and Palynostratigraphy of Some Cretaceous and Paleocene Rocks, Surghar and Salt Range Coal Fields, Northern Pakistan
By Peter D. Warwick, Shahid Javed, S. Tahir A. Mashhadi, Tariq Shakoor, Asrar M. Khan, and A. Latif Khan
Table 3 - Averaged selected analytical results from Surghar Range coal samples.
| Characteristic
or composition |
Surghar Range, Pakistan | Upper
Freeport coal bed Eastern United States |
|||||
| N | avg. | s.d. | N | avg. | s.d. | ||
| Coal bed thickness (m) | 1.20 | 2.78 | |||||
| Moisture (percent) | 20 | 5.42 | 1.04 | 21 | 1.05 | 0.25 | |
| Ash yield (percent) | 20 | 12.52 | 5.36 | 21 | 14.95 | 4.55 | |
| Volatile matter (percent) | 20 | 41.21 | 3.38 | 21 | 25.34 | 2.44 | |
| Fixed carbon (percent) | 20 | 40.84 | 3.06 | 21 | 58.66 | 3.14 | |
| Carbon (percent) | 20 | 60.05 | 4.32 | 21 | 72.70 | 4.05 | |
| Hydrogen (percent) | 20 | 5.25 | 0.29 | 21 | 4.50 | 0.27 | |
| Nitrogen (percent) | 20 | 0.80 | 0.24 | 21 | 1.23 | 0.10 | |
| Total sulfur (percent) | 20 | 4.98 | 0.89 | 21 | 2.06 | 0.75 | |
| Pyritic sulfur (percent) | 9 | 1.65 | 1.17 | 21 | 1.42 | 0.74 | |
| Organic sulfur (percent) | 9 | 2.83 | 0.45 | 21 | 0.56 | 0.10 | |
| Sulfate sulfur (percent) | 9 | 0.35 | 0.26 | 21 | 1.42 | 0.74 | |
| Oxygen (percent) | 20 | 16.38 | 2.84 | 21 | 4.58 | 0.62 | |
| Calorific value (Btu/lb) | 20 | 11,034.00 | 761.00 | 21 | 12,861.00 | 751.00 | |
| Trace and minor-element data | |||||||
| Ag | 4 | 0.05 | 0.01 | 19 | 0.05 | 0.04 | |
| As | 4 | 5.88 | 2.44 | 21 | 24.00 | 17.38 | |
| B | 4 | 77.26 | 18.70 | 21 | 13.50 | 6.30 | |
| Ba | 4 | 16.44 | 5.61 | 20 | 47.91 | 18.96 | |
| Be | 4 | 3.35 | 2.39 | 21 | 1.52 | 0.51 | |
| Br | 4 | 6.36 | 5.96 | 21 | 9.17 | 3.03 | |
| Cd | 4 | 0.38 | 0.15 | 21 | 0.18 | 0.21 | |
| Ce | 4 | 11.00 | 9.40 | 21 | 25.90 | 15.25 | |
| Cl | 1 | 150.00 | |||||
| Co | 4 | 2.75 | 1.37 | 21 | 5.40 | 1.95 | |
| Cr | 4 | 20.67 | 11.23 | 21 | 22.24 | 6.44 | |
| Cs | 2 | 0.42 | 0.40 | 21 | 1.65 | 0.50 | |
| Cu | 4 | 110.70 | 34.20 | 21 | 19.14 | 8.94 | |
| Eu | 4 | 0.32 | 0.09 | 21 | 0.48 | 0.32 | |
| F | 3 | 56.67 | 23.09 | 20 | 101.20 | 49.20 | |
| Ga | 2 | 5.42 | 0.66 | 21 | 7.12 | 1.98 | |
| Ge | 2 | 25.74 | 23.42 | 20 | 1.98 | 1.41 | |
| Hf | 4 | 1.22 | 0.69 | 21 | 1.01 | 0.52 | |
| Hg | 1 | 0.05 | 21 | 0.41 | 0.16 | ||
| La | 4 | 35.25 | 57.26 | 21 | 13.62 | 7.30 | |
| Li | 4 | 160.00 | 31.60 | 21 | 20.94 | 9.65 | |
| Lu | 3 | 0.09 | 0.02 | 21 | 0.18 | 0.11 | |
| Mn | 4 | 104.00 | 77.00 | 21 | 22.76 | 9.13 | |
| Mo | 2 | 20.55 | 5.13 | 20 | 1.89 | 0.69 | |
| Nb | 2 | 6.85 | 1.80 | 21 | 2.25 | 1.50 | |
| Nd | 4 | 10.24 | 4.91 | 13 | 12.58 | 6.37 | |
| Ni | 4 | 9.92 | 5.00 | 21 | 14.41 | 7.13 | |
| Pb | 4 | 69.00 | 40.10 | 21 | 0.81 | 1.22 | |
| Pr | 1 | 1.08 | |||||
| Sb | 4 | 0.33 | 0.20 | 21 | 0.81 | 1.22 | |
| Sc | 4 | 3.15 | 0.93 | 21 | 4.65 | 1.91 | |
| Se | 4 | 13.40 | 4.78 | 20 | 2.96 | 2.73 | |
| Sm | 4 | 1.54 | 0.40 | 21 | 2.25 | 1.32 | |
| Sn | 2 | 3.73 | 0.83 | 3 | 1.93 | 2.90 | |
| Sr | 4 | 157.40 | 80.30 | 21 | 77.44 | 43.06 | |
| Ta | 4 | 0.39 | 0.22 | ||||
| Tb | 4 | 0.21 | 0.07 | 20 | 0.39 | 0.27 | |
| Th | 4 | 3.18 | 1.27 | 7 | 4.57 | 1.92 | |
| U | 4 | 4.60 | 6.10 | 21 | 1.73 | 0.74 | |
| V | 4 | 25.70 | 18.50 | 21 | 22.31 | 6.57 | |
| W | 4 | 0.60 | 0.20 | ||||
| Y | 1 | 6.93 | 20 | 6.57 | 3.92 | ||
| Yb | 4 | 0.71 | 0.31 | 21 | 0.98 | 0.54 | |
| Zn | 4 | 130.00 | 63.00 | 21 | 26.11 | 17.72 | |
| Zr | 4 | 27.74 | 8.58 | 21 | 17.14 | 8.75 | |
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[ Contents ]
Created by the EERT WWW Staff.
U.S. Department of the Interior, U.S. Geological Survey
URL: http://pubs.usgs.gov/bul/b2096/table3.htm
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