66 
Journal of Agricultural Research 
Vo!. VIII, No. 3 
Table II .—Petrographic analysis of soils for calcium-containing minerals —Continued 
Class and No. 
Cal- 
cite. 
Dolo¬ 
mite. 
Horn¬ 
blende. 
Augite, 
Gyp¬ 
sum. 
Apa¬ 
tite. 
Plagio- 
clase. 
Epi- 
dote. 
Tita- 
nite. 
Gar¬ 
net. 
Zoisite. 
Class III: 
IQ. 
T 
20. 
T* 
21. 
22. 
22. 
24 . 
2?. 
T 
s' 
26. 
s 
27 .... . 
T 
s 
Class IV: 
28. 
T 
29 . 
T 
T 
T 
20. 
s 
s 
31 . 
s 
, 
s 
s 
s 
22. 
s 
s 
s 
T 
33 
T 
24. 
2C. 
T 
s 
s 
Class V: 
36. 
s 
s 
37. 
T 
s 
T 
s 
T 
38. 
s 
s 
T 
T 
39. 
P 
s 
T? 
s 
Class VI: 
40. 
s 
s 
41 . 
s 
T 
42 . 
s 
S 
43. 
s 
s 
44. .... 
s 
s 
s 
45. 
s 
T 
Class VII: 
46. 
s 
s 
s 
47. 
s 
s 
s 
48. 
P 
s 
s 
s 
49. 
s 
T 
T 
CO . 
T 
T 
Cl . 
T? 
. 
52 . 
Class VIII: 
C2 . 
s 
s 
54 . 
s 
s 
Class IX: 
ss . 
vs 
vs 
56 . 
T 
Class X: 
57 . 
vs 
T 
T 
T 
58 . 
T 
T 
vs 
T 
T 
59 . 
T 
T 
vs 
s 
s 
T 
T 
Class XI: 
60 . 
s 
S 
s 
6l . 
s 
s 
Class XII: 
62 . 
T 
63 . 
T 
vs 
