ODEX. 



A. Page. 



Allegheny Plateaus, extension of, in Ken- 

 tucky-Illinois district 14 



Aliens Spring, mines near fi8 



prospecting near 59 



Alluvium, occurrence and character of 27 



American Mines Company, property of 53 



Amplexus geniculatus, occurrence of 21,22 



Analyses of limestone 65 



Anderson well, discovery of fluorspar in... 12,45 



Anson, , development by 13 



Antimony, occurrence of 36,62 



Anton, Eilers, and Raymond, R. \V., on lead 



mining 12 



Apatite, presence of, evidence of 67 



Arizona, production of fluorspar in 68 



Aux Vases sandstone, equivalent of 23 



B. 



Bain, H. Foster, on lead and zinc 67 



Baldwin mine, description of 51 



Barite, character of 37-38 



occurrence of 60, 63 



Bay Bottoms, location of 17 



rocks near 26 



Bay City mine, description of 60 



Big Clifty sandstone, equivalent of 23 



Big Creek, location and character of 17 



rocks on 31 



Big Four mine, description of 61 



Big Joe mine, description f)f 50-51 



Birdsville formation, character of IS, 24-25 



name of 25 



occurrence of 18, 24-2.5, 30, 46, 49 



Bisland, T. P., information from 44 



on stibnite 39 



Black mine, description of 60 



Blende, character of 38 



concentration of 62 



occurrence of 36 



Blue vein, description of 47 



Brush, G. J., on fluorspar 12 



Bryozoa, occurrence of 19 



Burk, W. E.,on Kentucky-Illinois district. 13 



C. 



Calc. See Calcite. 



Calcite, character of 37 



occurrence of 30, 63 



Carboniferous rocks, character and occur- 

 rence of 17-26 



Carboniferous time, uplift in 35 



Page. 

 Cave in Rock, faults near 32 



fluorspar mines near 11, .54 



fossils near 58 



rocks near 21, 22 



Cerussite, character of 39 



Chalcopyrite, character of 39 



Chandler and Kimball, analysis by 62 



Chattanooga shale, equivalent of 19 



Chester group, equivalents of 18, 22 



occurrence of 30, 42, 48, 58, 60 



Cleiothyris hirsuta, occurrence of 22 



sublamellosa, occurrence of 22 



Cleaveland, Parker, on fluorspar 12 



Clements vein, description of 47-48 



Cleveland-Illinois Fluorspar Company, 



property of 54 



Coal measures, occurrence of 15, 31 



Columbia mines, development of 12 



Concentration, processes of 66-67 



Conglomerate measures, equivalent of 26 



Cook mine, description of 53 



Copper, character of 39 



occurrence of 36 



Copper vein, fault at 48 



Crabb, Jesse, house of, prospects at 51 



Crider, A. F., assistance of 14 



mica found by 27 



Crider, Ky., limestone from, analysis of... 65 

 Cross section from Rosiclare to Karbers 



Ridge, diagram showing 30 



Crystal Fluorspar Mining Company, work- 

 ings of 49 



Cypress sandstone, character of 18-23 



occurrence of 18, 23, 25, 49 



D. 



Daisy vein, description of 47 



rocks at 42 



Dana, J. D., on fluorite 64 



Depth, effect of, on ores 70 



Development of fluorspar district, history 



of 12-13 



Devonian rocks, character of 17-18 



occurrence of 17-18, 48 



Diabase, occurrence of 29 



Dielasma formosa, occurrence of 22 



turgidum, occurrence of 22 



Dikes, occurrence and character of 27-30 



Diller, J.S.,on Kentucky mica-peridotite.. 13,30 



Dip, character of 33-34 



Discovery of fluorspar 12 



Displacement, diverse, occurrence of 33 



71 



