GEO 
Geouocy, North American. 
, United States, Maine, 
segregation theory of veins not 
sustained, C. T. Jackson, xxxvi, 
148. 
3 : : , fossilif- 
erous rocks near Moose river, 
XXxvil, 378. 
A , ——, New Hamp- 
shire, excursion to White Moun- 
tains, J. Pierce, viii, 172. 
, Geolog- 
ieal Report of Ont: Fackson, no- 
ticed, xli, 383 ; xlviii,3893; xlix,27. 
> : » account 
of a section of, E. Hitchcock, i, 
105f; vi, 1.f , 
; ; F , observa- 
tions on the White Mountains, 
with accounts of trap dikes, gran- 
ite veins, minerals, &c., O. P. 
Hubbard, xxxiv, 105.f 
x ; , Vermom*, dike 
of trap in Montgomery, xxii, 189. 
5 ; , Supposed 
volcano of West River Mountain, 
Jn Ay Allen. wii, 73. 
; 5 ; » account 
of section of, E. Hitchcock, i, 
105f ; vi, 1.f 
Massachu- 
9 >) 9 
setts, account of, C. Dewey, viil, 
1f, 240. 
‘ Sp ay ally ds 
parencoek, i 105°; vi, 1.f 
; > ——, —, ibid, A. 
Smith, xxii, 205.f 
» vicinity 
of heal. i, 340. 
b) ? 5) p) Hamp- 
shire Co., with an account of the 
lead pipes A A. Nash, xii, 238.f 
> -——, vicinity 
of Williams'@ol College, C. Dewey, 
i, 837. 
4 ; , Martha’s 
vineyard and the Elizabeth Isl- 
ands, vii, 240.f 
; ; : » econom- 
ical review of, E. Hitchcock, 
XXXv1, 363. 
103 
GEO 
Geotoey, North American. 
, ——, United States, Massa- 
chusetts, granite veins and beds 
of Chester, EL. Emmons, viii, 
250.f 
, report on, 
E. neice xxii, 1°; Xxiil, 889 ; 
XXVIy YIS's-xxxvi, 300';-xli,-384. 
‘ Mantistene 
of Connecticut valley, E. Hitch- 
cock, vi, 39; xli, 244. 
4 , lbid,cause 
of dip, x ahs 170 ; xlvil, 107. 
; 5 s , terraces 
and ancient lakes, A. Smith, xxii, 
214, 216. 
5 syenite 
il, 282. 
; ; ; changes 
produced by the Saxicava, in 
Plymouth sound, xlii, 326. 
; : , sw. sland, 
some notice of the rocks of, from 
C. T. Jackson’s report, xl, 182. 
, Commecticut, 
rocks of the Connecticut valley, 
Vil, 25. 
5 ; 4 water 
courses and geology of the Con- 
necticut valley, terraces, ancient 
lakes, &c., xxii, 205.f 
and amygdaloid, Salem, 
: ; > —, account 
of the Connecticut valley, E. 
Hitchcock, vi, 1£, 201; vii, 1. 
- ‘ , New Ha- 
ven and Litchfield Gs, B. Silli- 
man, ii, 201. 
——. , salisbu- 
ry, “Cane 25 C..A. Lee; oth, 252: 
’ tara > Map of 
New London and Windham Cos., 
W. Lester, Jr., xxiii, 404. 
, : » Junction 
of trap and sandstone at Walling- 
ford, A. B. Chapin, xxvii, 104.f 
——, section 
from Killingly to Haddam, W. 
W. Mather, xxi, 94.f 
’ ’ caine trap 
rocks, igneous origin of, B. Sil- 
liman, xvii, 119. 
