INDEX. 
Hydraulic limestones i 2 Rar York, 29. 
alysis of, 30. 
Iceberg peor ny of drift, 169. 
nin Wallin ford, Vt., 331. 
7 407 
Lyell on the tertiary strata of Mar- 
tha’s Vineyard, 318. 
geological position of the Mas- 
‘todon: and ster fossil remains, 320. 
Ice mountai : 
Igneous eg as exhibited in New Magnetic force of the earth, variations 
or sd ol, 
ee eagge a, new a 137. Pata variation and dip of at 
olite, an ee Nantucket, ny 
ron, ore bere “hangars of in New Maps, contou A. 
York, aVineyatd, tertiary strata of, 318. 
_N. Y. , 401. 
om ss ies analysis of ae 
of Iolite, 383. 
Ee s co Elémentaire ae Botan 
Kane, on the existence of nay “eet rad- 
icals in the amphide salts, 57. 
.» Dew process for gallic acid, 
ent, 
8. 
Knox, T., - Ps quantities of rain in| 
the S. W. reland and in Suffolk, 
England, 3 - i 
Kunze’s han PE der Reidgraser, 
Mar 
meteoric, from Otsego County, Mastodon, geological position of its re- 
J. , 320, 
m 
Mather , WwW. the variation in the 
weet of the 
therium, renin of in Indiana, 294, 
f Babbage’s Ana- 
ne 
"|| Meteorie iron from Otse tsego Co., N.Y., 401. 
ap ogiee g ical — at Marietta, Ohio, 
for 184 
regist er, electro-magnetic, 392. 
Microlite, nesivas of, 
gre a c life, Ehrenberg’ Ss memoir 
Mineralogy of New York, Beck’s, re- 
wed, 25. 
Dana’ s System of, reviewed, 362. 
|Mitchell, W., on ee variation and dip of 
Kyanite, analysis of, 383. 
L. 
Lapham, I. A., on elevations in Wis- 
consin 
Larcom » Capt. 
Lathrop, 8 7P 
Wallingford, Vt, be ‘ 
Lead _— k, 28. 
orro ae b spring water, 398. 
Ledébour’ s Flora Rossica 
Light, elliptic polarization of, 390. 
on the move- 
on catered senier 394. 
ountain in 
green color, 1. 
effects of on elementary substan- 
ces, 390. 
ts, 
of the sun, decomposition of car- 
bonie acid gas pin alkaline carbonates 
y> 
Lime, borate of, describe d, 377. 
Limestones, hydr raulic, in New York, 29. 
Lincolnite identical with Heulandite, 
Linsle ley, J. oa catalogue of reptiles of, 
Connectic 
influence of on the growth of 
, 397. 
at Nantucket, 157. 
anc, Dr. Grant’s ascent, of, 283. 
Mustela pusilla, its habits, 241. 
N. 
New York, Beck’s Mineralogy of, re- 
viewed, 25, 
Geological Reports, review 
of, 143. 
Niager om ver, eb keer 
omenclature, geo 
Ni cacncel, a. 
Norton, W. A., on Ag formation of the 
tails of com 
Norton, J. P. pension ad oe 382. 
Numerical nomenclature, 
0. 
sommes. 58 - Dr. Richard Harlan, 216. 
of Go 
Ornithichites, ‘tracks 0 
_ = Fall oa 
is of New York geo- 
Priecical png 
‘ rg 
Parallelogram of forces, Prof. Twining 
on, 324. : 
Pendulum, barometric compensation of, 
ituary of, 216. 
Moras En on the regular variations of 
, P reival, J. G., the original observer of 
os eee “the crescent- — dykes of trap in 
e, 391. 
Ayal, C. on ‘the geology of the valley 
f the St. Lawrence, 
Connecticu 
