142 
CEMENT MATERIALS AND INDUSTRY. 
Analyses of Quaternary marls from Indiana — Continued. 
[BULL. 24 
No. 
12 
2.48 
13 
2.92 
14 
4.01 
15 
6.39 
16 
5.67 
17 
6.40 
18 
15. 26 
19 
2.02 
20 
.19 
21 
3.10 
22 
.82 
23 
2.06 
Silica. 
(SiOo). 
Alumina 
(Alo0 3 ). 
0.06 
15 
19 
12 
05 
09 
04 
05 
10 
45 
Iron 
oxide 
(Fe 2 3 ). 
0.26 
.29 
.35 
.30 
.33 
.33 
.51 
.20 
.07 
.20 
.08 
.74 
Lime car 
Donate 
(CaC0 3 ). 
90.67 
91.02 
84.75 
87.65 
85.02 
85.38 
75.07 
89.22 
91. 62 
87. 92 
91.30 
89.92 
Magne- 
sium car- 
bonate 
(MgC0 3 ). 
2.42 
2.28 
2.84 
2.60 
3.85 
3.50 
4.18 
2.73 
4.02 
2.64 
2.90 
2.46 
Organic 
matter. 
2.87 
2.10 
5.69 
2.88 
3.21 
3.15 
3.65 
4.15 
2.25 
4.18 
3.88 
4. 51 
CaS0 4 , 
• l.l 
. 1 
•1 
1 
i.: 
1. Hog Lake, Steuben County. 
2. Lime Lake, Steuben County. 
3. Deep Lake, Steuben County. 
4. James Lake, Steuben County 
5. Silver Lake, Steuben County. 
6. Loon Lake, Whitley County. 
7. Mud Lake, Elkhart County. 
8. Cooley Lake, Elkhart County. 
9. Syracuse Lake, Kosciusko County. 
10. Dewart Lake, Kosciusko County. 
11. Dewart Lake, Kosciusko County. 
12. Tippecanoe Lake, Kosciusko County. 
13. Tippecanoe Lake, Kosciusko County. 
11. Little Eagle Lake, Kosciusko County. 
15. Manitou Lake, Fulton County. 
16. Maxinkuckee Lake, Marshall County. 
17. Maxinkuckee Lake, Marshall County. 
18. Maxinkuckee Lake, Marshall County. 
19. Houghton and Moore lakes, Marshall Coi 
20. Notre Dame Lake, St. Joseph County. 
21. Chain and Bass lakes, St. Joseph County 
22. Kankakee Marsh, St. Joseph County. 
23. North Judson Marsh, Starke County. 
]t 
PORTLAND-CEMENT INDUSTRY IN INDIANA. 
la- 
lka 
Three Portland cement plants are now in operation in Indiana 
These are the plants of the Sandusky Portland Cement Company, a arli 
Syracuse, the Wabash Portland Cement Company, at Stroh, and thn^ ( 
Lehigh Portland Cement Company, at Mitchell. Of these, the firs 
two mentioned use a mixture of marl and clay, while the plant las 
named uses hard limestone and cla\ 
1. 51 
Analyses of the materials used at these plants and of their product! n 
follow : 5, i 
IC 
