56 
PRELIMINARY REPORT OK COAL-TESTING PLANT, [bull. 261. 
Analyses of mine and laboratory car samples of coal — Continued. 
West Virginia No. 7. 
Mine 
sample 
B. 
Mine 
sample 
A. 
Labora- 
tory car 
sample. 
West Virginia No. 8. 
Mine 
sample 
A. 
Mine 
sample 
B. 
Labora- 
tory car 
sample. 
Laboratory sample No 
1197 
Loss of moisture on air drying. 
Analysis of air-dried sample. 
Moisture 
Volatile matter 
Fixed carbon 
r Ash 
1 Sulphur 
Hydrogen 
9 -j Carbon 
Nitrogen 
Oxygen 
Calorific value determined: 
Calories 
British thermal units 
Calorific value calculated from ultimate 
analysis: 
Calories 
British thermal units 
Analysis corrected to sample as received. 
Moisture 
Volatile matter 
Fixed carbon 
( Ash 
X Sulphur 
Hydrogen 
Carbon 
Nitrogen 
Oxygen 
Calorific value determined: 
Calories 
British thermal units 
Calorific value calculated from ultimate 
analysis: 
Calories 
British thermal units 
1.70 
0.80 
21. 65 
73.33 
4.22 
1.10 
2.48 
21.28 
72. 09 
4.15 
1.08 
1198 
1595 
1257 
1258 
1.50 
0.63 
22. 07 
73.70 
3.60 
0.91 
8,412 
15, 142 
2.12 
21. 74 
72.59 
3.55 
0.90 
8,286 
14,915 
3.20 
0.76 
20.54 
73.61 
5.09 
1.20 
4.38 
82.41 
1.05 
5. 87 
8,254 
14, 851 
7,942 
14, 296 
3.94 
19. 88 
71.25 
4.93 
1.16 
4.60 
79.78 
1.01 
8.52 
7,990 
14, 382 
7,688 
13,838 
1.31 
33.54 
60.25 
4.90 
0.64 
8,077 
14, 539 
1.90 
33.34 
59.89 
4.87 
0.64 
8,029 
14,452 
1.25 
33.20 
58.75 
6.80 
0.89 
1.84 
33.00 
58.40 
6.76 
0.89 
1515 
2.60 
1.60 
32. 12 
58.92 
7.36 
0.92 
5.16 
78.75 
1.38 
6.43 
7,863 
14, 153 
7,884 
14, 091 
4.16 
31. 21 
57. 3< 
7. n 
0.9( 
5.3: 
76.71 
1.3 
8.5 
7,65 
13,78 
7,67 
18, 82 
