42 
PRELIMINARY REPORT ON COAL-TESTING PLANT, [bull. 261. 
Analyses of mine and laboratory car samples of coal — Continued. 
Laboratory sample No 
Loss of moisture on air drying. 
Analysis of air-dried sample. 
Moisture 
Volatile matter. 
Fixed carbon... 
j Ash 
(.Sulphur 
Hydrogen 
Carbon 
Nitrogen 
I Oxygen 
Calorific value determined: 
Calories 
Eritish thermal units 
Calorific value calculated from ultimate 
analysis: 
Calories 
British thermal units 
Analysis corrected to sample as received. 
g ("Moisture 
3 I Volatile matter 
Fixed carbon 
(Ash 
(Sulphur 
Hydrogen 
Carbon 
Nitrogen 
.Oxygen 
Calorific value determined: 
Calories 
British thermal units 
Calorific value calculated from ultimate 
analysis: 
Calories 
British thermal units 
Iowa No. 2. 
Mine 
sample 
B. 
1289 
9.30 
7.00 
40. 65 
39.52 
12. 83 
5.49 
6,302 
11,344 
15.65 
36.87 
35.84 
11.64 
5.10 
5,716 
10. 289 
Mine 
sample 
6.63 
40.82 
42.40 
10. 15 
5.74 
Labora- 
tory car 
sample. 
1570 
15.50 
36.94 
38.37 
9.19 
5.19 
10.40 
4.25 
37. 02 
41.74 
16.99 
5.20 
4.84 
60.36 
1.46 
11.16 
6,212 
11,182 
6,183 
11,129 
14.21 
33.17 
37.40 
15.22 
4.66 
5.50 
54.08 
1.31 
19.23 
5,566 
10,019 
5,540 
9,972 
Iowa No. 3. 
Mine 
sample 
B. 
9.60 
5.33 
41.82 
40.69 
12. 16 
6.52 
6, 539 
11,770 
14. 42 
37.81 
36.78 
10.99 
5.89 
5,911 
10,640 
Mine 
sample 
A. 
1313 
11.00 
5.51 
42.04 
38. 55 
13.90 
7.59 
15. 90 
37. 42 
34.41 
12. 37 
6.76 
1434 
