BULLETIN OF THE GEOLOGICAL SOCIETY OF AMERICA 

 Vol. 11, pp. 231-240 May 7, 1900 



RELATIONS BETWEEN THE OZARK UPLIFT AND ORE 



DEPOSITS 



BY ERASMUS HAWORTH 



{Presented before the Society December 30, 1899) 

 CONTENTS 



Page 



Introduction , 231 



Geography of area 231 



Location of dome 231 



Mining districts 232 



Lithology and age of area 233 



Varieties of rocks 233 



Archean crystallines .... 233 



Limestones 234 



Sandstones . . . , 234 



•Flint or chert 234 



General character of Ozark uplift 235 



Monoclinal type 235 



Stretching of strata 235 



The fractures 236 



Mineralization of the rocks 237 



Its character 237 



List of minerals and ores 237 



Gangue materials 238 



Peculiar absence of important minerals .- 238 



Conclusions 239 



Resume '. 239 



Introduction 



For a number of years my attention has been called to the coincidence 

 in location of the principal ore deposits of Missouri, Kansas, and Arkan- 

 sas with the border areas of the Ozark uplift. 



Geography of Area 

 location of dome 



This dome in a general way occupies an elliptical area about twice as 

 long as wide, with a major axis 250 miles in length, extending from a 



XXXIV— Bull. Gkol. Soc. Am., Vol. 11, 1899 (231) 



