I 
350 [Assembly 
Page. 
HalPs Report, 287 
Highland Granite Company, 42 
Hornblende, serpentine, &c 130 
Iron ore pyrites, 106 
Iron ore, 161 
Ithaca group, 318 
Kaolin, 209 
Kaolin of Siberia, 210 
China, 210 
Vicence, 211 
Saxony and Prussia, 211 
England, 211 
Saint- Yriex, 209 
Lake Sodom, 264 
marl, 280 
Ludlowville shales, 298 
List of minerals in Essex and Warren counties, 238 
Limestone, 130 
Magnitude of furrows, 190 
Marble, 212 
Magnetic oxide of iron, 108, 236 
Marl, 76, 120,237 
Magnesian deposit, 261 
Moscow shales, 298 
Montezuma brine springs, 270 
Minerals, 283 
Mica slate, 86 
Millstone grit of Eaton, 152 
Olive shale, 297 
Oriskany sandstone, 308 
Peat, 74,75,118,159,216 
Phillips' quarry, 83 
Primitive limestone, 236 
Porcelain clays, » 203 
Preparation of the tertiary clays, &c 221 
Protean group, 246 
Red sandstone of Oswego, 245 
Red shale of Herkimer, 249 
Red marl, , 126 
Red sandstone, 123 
Saline efflorescences, 336 
Seneca limestone, 293 
