6 NEW-YORK STATE COLLECTION. 



Names. Localities. 



94 Gneiss. Near Dobbs's ferry, Westchester. 



95 Gneiss. Royahook, Westchester. 



96 Gneiss. Mountpleasant, Westchester. 



97 Gneiss. Near Westpoint, Orange. 



98 Gneiss. Stonnville, Dutchess. 



99 Gneiss. Somerstown plains, Westchester. 

 100 - 102 Hypersthene hock passing into gneiss. Moriah, Essex. 



103 Gneiss. Shenadone, Dutchess. 



104 & 105 Gneiss. Herkimer county. 



100 Mica slate. Whiteplains, Westchester. 



107 Mica slate (with staurotide). Hurd's corners, Dutchess. 



108 Mica. Clove mine, Monroe, Orange. 



109 Sienite (primitive greenstone). Cortland, Westchester. 



110 Sienite. Moriah, Essex. 



111 Hornblende. Warwick, Orange. 



112 Hornblende. Westport, Essex. 



113 Kaolin. 



114 Kaolin (or porcelain clay). Johnsburgh, Warren. 



115 Felspar. Westport, Essex. 



116 Sahlite (in hypersthene). Westport, Essex. 



117 Scapolite rock. Ausable, Essex. 



118 Magnetic oxide of iron. Sanford ore bed, Essex. 



119 & 120 Magnetic oxide of iron. Salisbury, Herkimer. 



121 Magnetic oxide (in limestone). Near Coldspring, Putnam. 



122 - 125 Magnetic oxide or iron. Monroe, Orange. 



126 Magnetic oxide (with arragonite). O'Niel mine, 3Ionroe, Orange. 



127 Black oxide of manganese. Crownpoint, Essex. 



128 Copper pyrites (in limestone). Paradox lake, Essex. 



129 Rose quartz. Moriah, Essex. 



130 White augite. Near Phillipstown, Putnam. 



131 Epidote. Westport, Essex. 



132 Epidote (boulder). In place in Vermont. 



133 Obsidian. Johnsburgh, Warren. 



