72 CATALOGUE OF MINERALS. 



Hornblende Slate, Manhattanville. 



" in Gneiss, Harlem Railroad. 



Tourmaline Black in Granite, McGowan's Pass. 

 " " Gneiss, Fort Washington. 



" " Fetid Feldspar, Kingsbridge. 



" Brown or Brown Schorl in Primitive Limestone, 



Kingsbridge. 

 Cyanite, discovered by F. S. Cozzens near the Deaf and Dumb 



Institute. 

 Tremolite, Kingsbridge. 

 White Augite, " 



Titanium, crystals of, Kingsbridge. 

 Copper, pyrites " '•' 



Iron, 



" " in Gneiss, Hellgate Ferry. 



Sulphate of Iron, Hellgate. 



" " in the water of a well twenty-five feet below 



the surface, 8th Avenue near 28th Street. 

 Sulphuric Acid, an excess in Sulphate of Iron, Hellgate. 

 Epidote, New York and Harlem Railroad. 

 Stilbite, Red, " " 



Bog Iron Ore, in many places in the low grounds between 8th 



Avenue on the west, and the old Kingsbridge road on the 



east, and between 6th Street on the south and 32nd Street on 



the north. 

 Garnets, coarse, in abundance in the Gneiss, Hopper's Point, 



Hudson River. 

 Garnets, small, in many places and at 32nd Street. 

 Apatite, or Asparagus Stone, (Dr. Torrey.) 

 Sulphuret of Molybdena, in Gneiss, R. R. Croton Water Works. 

 Phosphate of Lime, in crystals, Baron Lederer's Collection. 



