TESTS ILLINOIS. 
63 
ILLINOIS NO. 9. 
Bituminous coal from mine No. 2, Mount Olive and Staunton Coal Company, Staunton, 
Macoupin County, 111., on the Litchfield and Madison Railroad. 
Two separate samples of coal were shipped from this mine under the supervision of 
Inspector J. S. Burrows. One sample consisted of run-of-mine coal and is called Illinois 
No. 9 A. The following tests were made on this sample: Washing test No. 102, steaming 
tests Nos. 103, 104, and 105, and steaming test on washed coal No. 113. The second sam- 
ple, designated as Illinois No. 9 B, consisted of lump coal and was used in making steaming 
test No. 121 and producer-gas test No. 28. 
Two samples for chemical analysis were taken in this mine from two widely separated 
points as follows: No. 1625 from the face of room 11 off the first entry north; No. 1626 
from the face of the main air course. 
CHEMICAL ANALYSES. 
Laboratory number. 
Air-drying loss 
Moisture 
Volatile matter 
Fixed carbon 
JAsh 
(Sulphur 
Hydrogen 
Carbon 
Nitrogen 
Oxygen 
Calorific value determined: 
Calories 
British thermal units. 
Mine samples. 
1625 
7.70 
13,29 
37.07 
40.74 
8.90 
4.12 
6,201 
11,162 
1626 
7.70 
15.27 
36. 19 
39. 34 
9 20 
3.70 
Car sam- 
ple A. 
1635 
9.00 
13 54 
35. 69 
40.03 
10.74 
4.03 
5.71 
58. 69 
.95 
6,004 
10,807 
Car sam- 
ple B. 
1639 
10.10 
13. 72 
36. 24 
39. 72 
10.32 
3.96 
5.74 
58.95 
.98 
20.05 
6,039 
10,870 
STEAMING TESTS. 
Test 103, Illinois No. 9 A. 
Size as shipped, run of mine. Size as used, not 
determined. Duration of test, 10.02 hours. Kind 
of grate, plain. 
Test 104, Illinois No. 9 A. 
Size as shipped, run of mine. Size as used, not 
determined. Duration of test, 9.9 hours. Kind 
of grate, plain. 
Test 105, Illinois No. 9 A. 
Size as shipped, run of mine. Size as used, over 
1 inch, 33.3 per cent; \ inch to 1 inch, 26.0 per 
cent; \ inch to I inch, 15.8 percent; under \ inch, 
24.9 per cent. Duration of test, 10.03 hours. 
Kind of grate, plain. 
Test 113, Illinois No. 9 A, washed. 
Size as shipped, run of mine. Size as used, over 
1 inch, 24.6 per cent; \ inch to 1 inch, 27.8 per cent; 
\ inch to \ inch, 20.4 per cent; under \ inch, 27.2 
per cent. Duration of test, 9.98 hours. Kind of 
grate, rocking. 
Test 121, Illinois No. 9 B. 
Size as shipped, lump. Size as used, over 1 inch 
35.7 per cent; \ inch to 1 inch, 29.1 per cent; £ inch 
to \ inch, 15.0 per cent; under \ inch, 20.2 per cent. 
Duration of test, 9.93 hours. Kind of grate, 
rocking. 
