INDEX 



Albany county, 9, 10. 

 AUoway, 22. 

 Alton, 23. 



Alumina in Clinton ores, 48. 

 Anoplotheca hemispherica, 20, 31, 32, 

 Appropriation for exploratory opera- 

 tions, 29. 

 Ashbumer, C. A,, cited, 71. 

 Auburn, 23-24, 



Bear creek, 68. 



Beck, L. C, analysis by, 68; cited, 71. 



Bennet's ore bed, 70. 



Bibliography, 71-72, 



Borst, Charles A., acknowledgments 



to, 6; mentioned, 47, 59, 60. 

 Borst mine, 64, 



Brakes, James, analysis by, 33. 

 Brewerton, 24, 37-38, 43, 46. 

 Britton, J, B., analysis by, 61, 6^. 

 Bundy's ore bed, 70. 



Cagwin farm, 40, 67. 



Calcite, 47. 



Canajoharie, 28, 



Canajoharie creek, 28, 



Cayuga county, Clinton formation, 



8, 19, 22, 23, 33, 43, 44, 46, 50; 



dip of strata, 1 6 ; drill holes, 3 5 ; 



mines, 56-58, 

 Cayugan, 11, 13, 

 Cementing material, 47. 

 Chadwicks, 60, 

 Chapman, John, 35, 

 Chemical character of Clinton ores, 



47-49- 

 Cherry Valley, 8, 28. 

 Chester, A, H., analyses by, 48, 63; 



cited, 71. 

 Chittenango, 25, 51. 

 Clinton, dip of iron ore at. 18; eleva- 



»tion of outcrop, 18; iron ores, 26- 

 27, 42, 46, 47, 55; mining industry, 

 59, 61-64. 



Clinton formation, first use of name, 

 7; distribution, 8-9; topographic 

 features, 9 ; stratigraphic relations, 

 11-15; general structure, 16; high- 

 est elevation, 18; details, 18-19; 

 maximum thickness, 2 5 ; eastern 

 termination, 28, See also Clinton 

 ores. 



Clinton Iron Co., 59. 



Clinton Mills opening, 64-65. 



Clinton ores, earliest mining opera- 

 tions, 5 ; production, 5 ; fluxing 

 nature, 6; low iron content, 6; 

 previous studies, 7-8; origin, 8, 

 49-53' exploration, 29-41; dis- 

 tribution and resources, 41-45; 

 quantity available in three prin- 

 cipal areas, 44; mineralogy. 45-47; 

 cost of ore extraction, 45; 

 chemical character, 47-49; mining 

 methods, 53-56; description of 

 localities and mines, 56-70; cost 

 of stripping and removing the ore, 

 56. See also Clinton formation. 



Clyde, 22. 



Cobleskill limestone, 1 1 . 



Conrad, T. A., cited, 71. 



Cowen, Robert, farm of, 38. 



Cumings, W. L., analyses by. 57-58, 

 69-70. 



Dann, W. E., farm. 67. 



Davis farm, 40. 



Davis opening, 59-60. 



Deck, 28. 



Derwin farm, 65, 66, 



Diamond core drill, 30. 



Dip of strata, 16. 



Donnelly farm 26. 



Drumlins, from Sodus to the Oswego 



river, 10. 

 Du Bois, Isaac, farm of, 30. 



East riill opening, 59. 

 Eaton, Amos, cited, 7, 71. 



[73I 



