ROOKS. 

 Names. Localities. 



56 & 57 Talc. Fowler, St.Lawrence. 



58 & 59 Talc. Naturalbridge, Jefferson. 



60 Eensselaebite (with satin spar). Fowler, St.Lawrence. 

 Gl White talc. Fowler, St.Lawrence. 



62 Cacoxene (on gneissoid rock). Naturalbridge, Jefferson. 



63 ScAPOLiTE KOCK. In northeast part of Lewis county. 



64 Crystalline limestone (with brucite). Schroon, Essex. 



PIEST WALL CASE. 



65 - 67 Labkadobite. Adirondack, Essex. 



68 Labkadoeite (sienitic). Adirondack, Essex. 



69 Hypersthene rock (sienitic). Moriah, Essex. 



70 Labradoeite. Mayfield comers, Montgomery. 



71 Hypersthene ROCK. Port Kent, Essex. 



72 PoEPHYBiTio talcose SLATE. Westport, Essex. 



73 G-RAFHic GRANITE. AVai'wick, Orange. 



74 Granite in limestone. Warwick, Orange. 



75 Granite. Long mine, Monroe, Orange. 



76 Granitic rock. Blountain mine, Monroe, Orange. 



77 Granite, Koyahook, Westchester. 



78 Granite. fciaw-works, Monroe, Orange. 



79 Granite. Patterson u.L:c, Monroe, Orange. 



80 Granite (sienite). Xear Fort Montgomery, Orange. 



81 Granite. Tenth avenue. New- York city. 



82 Felspathic granite. Tarrytown, Westchester. 



83 Gneiss (with magnetic oxide of iron). Shenadone, Dutchess. 



84 Gneiss (junction of hypersthene rock). 



85 Gneiss (with garnet). O'Niel mine. Orange. 



86 GrNEiss. Fort Montgomery, Orange. 



87 Gneiss. Coldspring, Putnam. 



88 G-NEiss. Carmel, Putnam. 



89 & 90 Gneiss. Near Singsing, Westchester. 

 91 - 93 Gneiss. Near Westpoint, Orange. 



