INDEX. 



75 



U. Page. 



Ulrich, E. O., assistance of 1-1 



fossils determined by 22, 24 



on Birdsville formation 25 



on Carboniferous rocks IS 



on Cypress sandstone 23 



on Empire mine '19 



on Falrview mine 44 



on fiuorite fi4 



on Kentucky rocks 27 



on Ohio shale 18-19 



on Rosiclare mine 46 



on Ste. Genevieve limestone 21-23 



on St. Louis limestone 20-21, 46 



on Tribune limestone 24 



on Tullahoma formation 19-20 



specimens collected by 2.5 



Ulrich and Hayes, on faulting 33 



Ulrich and Smith, work of 14 



Upland plain, location, character, and rocks 



of 16 



Uplift, occurrence of 31, 35 



V. 



Valle, , development by 13 



Van Hise,C. R..on Lake Superior ore bodies. 42 



on lead and zinc 67 



on mineral deposits • 40 



Page 



Veins, character of 40-41 



View, Ky., limestone from, analysis of 65 



Von Cotta, B., on fluorite 64 



Waters, action of 66-67 



Wheeler, H. A., on galena 62 



White, , development by 12 



Whitney, J. D., on galena 38, 62 



on lead mining 12 



Worthen, A. H., on Illinois geology 18 



on Kentucky-Illinois district 13 



on Tertiary deposits 26 



Worthen and Engelmann, on Ste. Gene- 

 vieve limestone 22 



Wright farm, prospects on 52 



Wright mine, description of 59-60 



Z. 



Zeacrinus manniformis, occurrence of 24 



Zaphrentis pelleensis, occurrence of 22 



spinulifera, occurrence of 24 



Zinc, production of 13 



Zinc, carbonate of, occurrence of 36, 59 



Zinc, sulphide of, occurrence of 36 



Zinc blende. See Blende. 







