Gas-Well Scctioiis in Central New York. — Prosser. 133 
13 
14 
IS 
600 Rock about the same but finer 
chips, light gray to drab in 
color. Strong effervescence 
in cold HCl followed by eff- 
ervescence on heating. 
630 Light gray, fine chips which 
effervesce slightly in cold 
HCl and somewhat more 
strongly on heating. Resi- 
due partly fine g^rains of sand. 
645 Coarser chips, light gray, silic- 
ious sandstone, slight effer- 
vescence in cold HCl. Typ- 
ical Calciferous sandrock. 
At 655 and 675 feet similar 
samples. 
700 Fine, very light gray grains 
which effervesce strongly on 
heating in HCl, but not in 
cold acid. Similar samples 
at 705, 750 and 780 ft. 
795 Very fine light gray grains. 
No effervescence in cold 
HCl, but strong on heating. 
Magnesian limestone. "Gas 
at £?bout 800 ft." 
83S Moderate effervescence in 
cold HCl which becomes 
very strong on heating. 
Similar samples from 840, 
885, goo and 915 ft. "Gas 
at 950 ft." 
980 Fine dark gray chips. Some 
effervescence in cold HCl, 
but much more on heating. 
"Stratum 2^ ft. thick." One 
of the dark layers of the 
Calciferous. 
985 Fairly light gray rather 
strongly quartzitic sand- 
stone. Some effervescence 
in cold HCl but more on 
heating. 
1002 Light gray mostly very fine 
grains. Effervesces slowly 
in cold HCl and much more 
strongly on heating. "Meas- 
ured by steel tajje line." 
Birdseye 
limestone 
Calciferous 
sandrock 
Calciferous 
sandrock 
Calciferous 
sandrock 
Calciferous 
sandrock 
Calciferous 
sandrock 
Calciferous 
sandrock 
Calciferous 
sandrock 
Calciferous 
sandrock 
