OF ARKANSAS. 181 
No. 46. Water from a well on J. P. Harris’ farm, dug through shell- 
marl of the Loess into gravel below. 
Contains a considerable amount of 
Bi-carbonate of lime, and 
Bi-carbonate of magnesia. 
No. 47. Water from a well on Thos. McElrath’s farm, sunk in the bot- 
tom land, Jackson county. 
Contains small quantities of 
Bi-carbonate of lime, and 
Bi-carbonate of magnesia. 
The test with chloride of gold showed the presence of a trace of or- 
ganic matter. 
No. 48. Water of White river, taken at Jacksonport, Jackson county. 
The water contains not inconsiderable a quantity of 
Bi-carbonate of lime; only traces of 
Bi-carbonate of magnesia, and 
Chlorides. 
No. 49. Water from a well on Mr. Cobb’s farm, Oil Trough bottom, 6 
miles west of Jacksonport. 
Contains small quantities of 
Bi-carbonate of lime, and 
Bi-carbonate of magnesia, and a comparatively large amount of 
Chlorides. 
No. 50. Water of North fork of White river, taken at Mr. Ware’s mill, 
Izard county. 
Contains considerable quantities of 
; Bi-carbonate of lime, and 
Bi-carbonate of magnesia. 
am No. 51. Water froma spring, being one of the heads of Big creek, 
taken near J. Young’s farm, Marion county. 
Contains a large amount of 
Bi-carbonate of lime, and 
Bi-carbonate of magnesia. 
No. 52. Water of the “Mammoth Spring,” head of main Spring river, 
Fulton county. 
