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ASSESSMENT OF THE COAL RESOURCES OF THE KYRGYZ REPUBLIC:

COAL CHARACTER AND DISTRIBUTION, GEOLOGY, MINING, AND IMPORTANCE TO THE NATION'S FUTURE

USGS Open File Report 97-137A (English)


Table 6. Chemical parameters used to measure coal rank; vitrinite reflectance and calorific value from USGS analyses, plus calorific value of coals from the same sites from the literature for comparison.

Sample Id # Location USGS USGS Literature
  Site Name %R %Cdaf %FC
d,mmf
Qw,mf Qdaf
Kcal/kg
Qdaf (Kcal/kg)
BTU/lb. MJ/kg Kcal/kg Min Max Avg.
K-1 Abshir 0.33 76.42 53.28 9408 21.88 5227 7471 5200 7400 6515
K-2 AgUlak 0.44 80.16 63.89 10028 23.33 5571 7515 6438 7446 6954
K-3 Almalyk 0.38 71.09 51.88 8703 20.24 4835 6838 4513 7993 7061
K-4 Dzhergalan 0.50 80.67 59.06 12679 29.49 7044 7680 7191 7884 7549
K-5 Dzhergalan 0.57 81.37 64.60 12570 29.24 6983 7686 7286 7788 7573
K-6 Kara-Dobo 1.86 86.71 82.15 12431 28.91 6906 7862 8103 8770 8603
K-7 Kara-Keche 0.47 79.03 64.27 9709 22.58 5394 7063 4998 7802 6902
K-8 Kara-Tut 0.40 76.18 54.89 9954 23.15 5530 7454 6111 7986 7180
K-9 Kara-Tut 0.39 76.61 55.78 10228 23.79 5682 7396 6111 7986 7180
K-10 Kok-Yangok 0.65 83.54 68.29 12557 29.21 6976 7703 4109 8123 7550
K-11 Kum-Bel 0.75 82.51 57.70 13375 31.95 7631 8011 7501 8457 7931
K-13 Kyzyl-Bulak 0.43 80.33 61.24 11037 26.30 6282 7573 4535 4989 4794
K-14 Tash-Kumyr, Severn. 0.49 79.11 58.94 11171 25.98 6206 7509 6945 7554 7360
K-15 Tash-Kumyr, Severn. 0.45 77.60 57.65 11417 26.56 6343 7503 6859 7597 7215
K-16 Valakish 0.40 77.17 57.49 9987 23.23 5548 7312 6047 7900 6558
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