TESTS ILLINOIS. 
09 
WASHING TEST. 
Test 103, Illinois No. 10. 
Size as shipped, slack. Size as used, crushed to 2 inches. Jig used, Stewart modified. 
Raw coal pounds. . 14,710 
Washed coal do 12, 795 
Refuse do.... 1,915 
ANALYSES. 
Test 103. 
Raw coal. 
Washed 
coal. 
Moisture 
9.50 
31.98 
47.08 
11.44 
1.45 
11 86 
Volatile matter 
Fixed carbon 
Ash 
6. 07 
Sulphur 
1.38 
ILLINOIS NO. 11. 
Bituminous coal from Daw's shaft, St. Louis and Big Muddy Coal Company, near Car- 
terville, Williamson County, 111., on the Illinois Central Railroad. 
Four samples of coal were shipped as follows: Illinois No. 11 A, one-half screenings and 
one-half egg coal; Illinois No. 11 B, one-half run-of-mine and one-half lump coal; Illinois No. 
11 C, one-half No. 4 washed coal and one-half No. 5 washed coal; Illinois No. 11 D, No. 3 
washed coal. These samples were shipped under the supervision of J. S. Burrows, and 
were used in making the following tests: Illinois No. 11 A, steaming tests Nos. 137, 138, 
139, and 141, and producer-gas test No. 30; Illinois No. 11 B, steaming tests Nos. Ill, 112, 
115, 116, 117, 118, and 119; Illinois No. 11 C, steaming test No. 120, and producer-gas 
test No. 36; Illinois No. 11 D, coking test No. 5, and producer-gas tests Nos. 42 and 48. 
Two mine samples were taken in this mine, but one of them was lost in transit. The 
one received at the laboratory (No. 1634) was cut from the face of the north entry off the 
straight west heading. 
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 
sample. 
1634 
4.90 
8.30 
33.75 
9.26 
2.82 
6,666 
11,999 
Car sam- 
ple A. 
1654 
4.80 
7.76 
31.44 
50.19 
10.61 
1.97 
5.14 
66.55 
1.32 
14.41 
6,643 
11,957 
Car sam- 
ple B. 
1660 
5.80 
8.86 
31.25 
48.23 
11.66 
2.46 
5.24 
64.29 
1.29 
15.06 
6,501 
Car sam- 
ple C. 
1718 
6. 40 
8.61 
32.40 
51.33 
7. 66 
1.65 
5. 38 
68.14 
1.34 
15.83 
6,798 
12,236 
