COMPOSITION OF IRON ORES. 



37 



TABLE 



Exhibiting the composition of several Iron Ores found in the State of New- York, and the 

 ■proportion of Metallic Iron which they contain, in \00 parts. 



I. 



II. 



III. 



IV. 



V. 



VI. VII. VIII. 



Protoxide of iron,..,. 



Peroxide of iron 



Oxide of manganese, . 



Silica, 



Alumina, ., 



Titanic acid, 



25.40 

 70.50 



l.CO 

 and loss 



2.50 



I 96. 



50 



i 3.50 



3.15 



95.75 



[ 4.25 



98.90 



1.10 



89.00 



11.00 



■ 94.84 



: and tita- 

 nic acid, 

 ' 5.10 



42.20 

 53.09 



Metallic iio 



69.10 



71.11 



70.55 



05.57 



69.88 



70.13 



IX. 



X. XI. 



XII. 



XIII. XIV. XV 



XVI. 



Protoxide of iron,.., 



Peroxide of iron, 



Oxide of manganese, 



Silica, 



Alumina, 



Titanic acid, 



Carbonate of lime, . 



Plumbago, 



Lime, 



(70. 



80 



C and loss, 

 I 1.20 



25.00 

 3.00 



92.97 



5.93 



24.50 

 00.80 



3.70 



92.15 



'and other 

 insol.mat 

 ' 7.85 



27.00 

 71.50 



5 and loss. 

 I 1.50 



98.00 



2.33 



97.00 

 traces. 



2.83 



90.52 



3.43 



Metallic iron,. 



67.89 



68.60 



67.90 



XVII. XVIII. XIX. XX. XXI. XXII. XXIII. XXIV. 



Peroxide of iron, 



Oxide of manganese, ... 

 Silica, 



Alumina, , 



Carbonate of lime, 



Carbonate of magnesia,. 



Water, 



96.00 



4.00 



51.50 



6.O0 



7.50 



24.50 



7.75 



j and loss, 



I 2.75 



28.33 

 10.40 



72.37 



I 15. 



43 



12.20 



80.27 

 7.43 



11.G6 



82.90 

 traces. 



3. CO 



13.50 



71.00 



8.50 



20.50 



08.00 

 8.50 



17.00 



Metallic 



G7.20 



36.05 



30.05 



50. 05 



58.03 



49.70 



No. I. Magnetio oxide of iron. Long Mine, Monroe, Orange county. Page 7. 

 II. Magnetic oxide of iron. Rich Iron Mine, Monroe, Orange county. Page S. 

 III. Magnetic oside of iron. Forshee Mine, Mrmroe, Orange county. Page 8, 

 rv. Magnetic oxide of iron. O'Niel Mine, Monroe, Orange county. Page 9. 

 V. Magnetic oxide of ii on. Wilks Mine, Monroe, Orange county. Page 9. 

 VI. Magnetic oxide of iron. Denny Mine, Philipstown, Putnara county. P;ige II. 

 VII. Iron sand. Banks of Moose river. Lyondale, Lewis county. Page 13. 

 VIII. Magnetic oxide of iron. Fort-Ann, Washington county. Page 13. 

 IX. Magnetic oxide of iron. Warrensburgh, Warren county. Page 13. 

 X. Magnetic oxide of iron. PenlJeM Mine, Cro\vn-Point, Essex county. Page 14. 

 XI. Magnetic oxide of iron. Crag Harbour, Essex County. Page 15. 

 XII. Magnetic oxide of iron. Newcoinh, Essex county. Page 17. 

 XIH. Magnetic oxide of iron. Arnold Mine, Clinton county. Page 18. 

 XIV. Light blue ore. Arnold Mine, Clinton couuiy. Page 18. 

 XV. Grey ore. Arnold Mine, Clinton county. Page 18. 



XVI. Specular oxide of iron. Keaniey Ore Bed, St. Lawrence county. Page 25. 

 XVII. Specular oxide of iron. Pierrepont, St. Lawrence county. Page 20. 

 XVllI, Lenticular clay iron ore Wolcott, Wayne county. Page 28. 

 XIX. Lenticular clay iron ore. Lower Genesee Falls, near Rochester, Monroe county. 

 XX. Liraonite. Southlield, Richmond County. Page 30. 

 XXI. Hematite. Clove Ore Bed, Union Vale, Dutchess county. Page 32. 

 XXn. Hematite. Amenia Ore Bed, Amenia, Dutchess county. Page 33. 



XXIII. Bog iron ore. St. Lawrence county. Page 34. 



XXIV. Brown iron ore, or umber. Forshee Mine, Monroe, Orange county. Page 8. 



Page 28. 



