ROCKS. 



Names. 



206 Serpentine. 



207 RensselaeeitE. 



208 Rensselaekite. 



a09 & 210 SiLVEEY TALC. 



211 ScAPOLITE. 



212 Brown mica. 



Localities. 



Sterling mine, Antwerp, Jefferson. 

 Naturalbridge, Jefferson. 

 Edwards, St.Lawrence. 

 Fowler, St.Lawrence. 

 G-ouverneur, St.Lawrence. 

 Edwards, St.Lawrence. 



213 Brown mica (in crystals). Pope's mills, St.Lawrence. 



214 Fluor spar. 



215 Fused quartz. 



216 Quartz in chlorite'. 



217 Iron ore (scoriaceous). 



218 Iron ore (compact). 



219 Iron ore (specular). 



220 Iron ore. 



221 LiMESTotJE with iron ore. 



222 Limestone (ferruginous). 



Musealunge lake, Jefferson. 



Hammond, St.Lawrence. 



Brant lake, Essex? 



Lewisburgh, Lewis. 



Lewisburgh, Lewis. 



Lewisburgh, Lewis. 



Reamer's ore bed, Lewisburgh, Lewis. 



Lewisburgh ore bed, Lewis. 



Lewisburgh, Lewis. 



Lewisburgh, Lewis. 



223 CRYSTAtLINE LIMESTONE. 



224 Ferruginous limestone. Near Lewisburgh, Lewis. 



225 Impure limestone with iron ore. Lewisburgh, Lewis. 



226 & 227 Iron pyrites. Indian lake, Lewis. 



228 Ferruginous limestone. Lewisburgh, Lewis. 



229 Specular iron ore. Harrisville, Jefferson. 



230 & 231 Specular iron ore (with quartz), Edwards, St.Lawrence. 



232 Specular iron ore (with quartz crystals). Edwards, St. Lawrence. 



233 Specular iron ore. Edwards, St.Lawrence. 



234 Specular iron ore (with cacoxene). Sterling mine, St.Lawrence. 



235 Specular iron ore. 



236 Gneiss (sienitic). 



237 Siliceous limestone. 



238 Iron pyrites (in trap). 



239 Chloeite (the silver ore). 



240 Serpentine., 



241 Serpentine (brecciated)-. 



17 



Harrisville, Jefferson. 

 Near Harrisville, Jefferson. 

 Harrisville, Jefferson. 

 Naturalbridge, Jefferson. 

 Naturalbridge, Jefferson. 

 Naturalbridge, Jefferson. 

 Antwerp, Jefferson. 



