GENERAL INDEX TO THE REPORTS. 
Page 
Acidulous or cn bonated springs, 48 
Adiron<lac k group, 
Albany gas spring, 41 
" mirieral spring, 52 
Agricultural ch irartHr of tlie soils of 
Queens, Kings and Richmond counties, 140 
Alluvial deposits of llic Hudson, 143 
" " of the Mohawk, 263 
Analvsis of the Montezuma brine, 38 
Argillaceous iron ore, 299 
*' shales, «SkC. of (jienesee, ... 297 
Atrypha 109 
Balistun !*pring, 50 
liarnfgat limestone, 168 
Heache.s of Queens county, 129 
liirdspye limestone, 283 
Black shale of Oswego couniv, 283 
Bog ore, 156 & 208 
'* of Orleans <-ounty, 355 
Bog and aroilhiceous iron of Wayne co. . 321 
Boulders of VVayne, 319 
" of Monroe, 331 
" of Niagara, 
" of Orleans, 354 
Brick 159 
Brine springs of Onondaga county, 24 
Building sione of VVayiie 324 
" " of Orleans, 350 
Calciferous sandrock, 259 
shales 300 
Carboniferous and mountain limestone, . 307 
Chalybeate springs of Colimibia, 174 
Characler of the springs of the tertiary 
beds, 236 
Chauiauque gas springs 43 
Chateaugay springs, 48 
Chemical composition of mineral springs, 13 
Chiltonite 251 
Clays (if Niagara county, 363 
Clay of Wayne, 318 
'* of Monroe, 332 
" of Orleans, 354 
Colby's spring 335 
Communication from the Governor, .... 1 
Comparison of the geology of St. Law- 
rence c<>unty and Upper Canada, 217 
Composition of Congress spring, 50 
Copper 212 
Dehhyris, 109 
Description of new fossils, 116 — 119 
Diluvium of VVayne and Monroe counties, 307 
Economical Geology, 
Columbia and Dutchess counties, . 142 
Queens, Kings & Richmond, 122 — 142 
Wayne 312 
Monroe, 'S27 
Orleans, 347 
Niagara, 359 
Economical clays of Champlain, 237 
Encroachments of the sea, 125 
Erratic block* of Long Island, 133 [ 
Eupyrchroife 252 
Facilities (or obtaining water m St. Law- 
rence county 213 
Fire stones of Wayne, 321 
" of Monroe, 344 
Flagging stones of Niagara, 370 
Forshee's mine, 8 
Fossils of the tertiary of Champlain, .... 236 
Fo?sil bones in Monroe, 347 
Fresh water of shell marl, 147 
Gas springs, 41 
Gaseous springs of i\ew-Lebanon, ..... 174 
Geddes well 27 
General view of gas sprmgs, . 45 
Geodiferous and bituminous limestone, . . 302 
Geology, F>ssex county, 219 
Genesee river, 292 
Herkimer county, 2H6 
Oswego couniy, "280 
Oneida county, 273 
Gneiss of Essex, 226 
" of Montgomery, 262 
" of St. Lawrence, 195 
Granite, gneiss and gMunlar quartz of 
Dutfliess county, 172 
do. do. of f*ong Island, 139 
Granular limestone, 170 
G een shale of Oswego county 283 
Gypseous marls and slates, 303 
rofks of West-Mendon, 345 
Gypsum of Wayne, 325 
of Mo I. roe, 340 
Halleck spring, 54 
Height of the mountains of Essex county, 243 
Hydraulic lime, 324 
cement, 343 
" of Orleans, 355 
Hyper-tliene rock 220 
Imbedded minerals of the liypersthene 
rock, 223 
Interstratified limestone, 167 
Iron ores of Columbia and Dutchess, .... 181 
Larusiiine and marsh alluvions, 146 
Lake ridgn of Wayne couniy, 313 
" " of Orleans, 348 
Lake shore of Monroe, 329 
" " of Orleans, 350 
" " of Niagara 361 
Lead, copper and zinc of Columbia, .... 176 
Lebanon springs, 47 
Leptaena, 109 
Letter of Dr. De Kay, 5 
Limestone of Essex, 205 
" of Orleans 358 
Liverpool well, 28 
Longmuir's spring, 335 
Low's welt, 52 
Marl of Orleans 354 
" of Wayne 320 
Marshes and swamps of Wayne, 316 
Materials for construction of Monroe, . . . 345 
" " of Niagara,.,.. 363 
