Fig. 1. 



.1,1,1,1 



i! 1 ! 1 ' '.« 



I 5ILVA VAlLEr 1 I' 

 •&MINE 1 |!| 'i 



^M 



"III 



'IW!' 1 

 li'i""" " 



. < & >/. 







„ A -\ENtMON:5:M:ioWE.=-l , 

 O ./AS) : ^:f:^\| i 



<-. v 



t mm m €m0^m 



i;ai 



Is 



i 



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fa 



Pi 0mm 



rjvi ',1,1,1 . ■« •_ •■:■ 1 1 1 1 1 1 , 1 1 V i ' 1 1 



mm 



I •'"'i i'i 1 -*"- '■■ ^ :| ' 't I I I iVl I 1 I! 



A* 1 " ' Ml !l* 



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h i IfK- 



i i? 



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^ijlliji 1 ' 1 



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i 



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Vi'.V 



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II 



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i i i i 1 '^ • : ' 

 'iLlU 



•'• "' 1 1 1 ' " 'i'i J4-7T ,'?*&/ Vn'jJi 

 ■1' i'i'i'i'i'i'i/^ 5 ' % ;a ^'-'|i| 'd ,Ki'i i 



•ri'i'i'i'i'l'i Af^ite . ■•>^ A: /I i W )ii p 



ft!i!>l> | 





MS^Q^ii-iij 



si 



A.T A. V. B 



Eh 



Da 



An.T.Bi 



An 



Gb 



Pr.F 



Fig. 1. Geologic Map of the Cid Mining District, Davidson County, 

 North Carolina. 



Explanation of contractions : SI, slate ; A. T, acid tuff ; A. V. B, acid 

 volcanic breccia ; Rh, rhyolite ; Da, dacite ; An. T. Br, andesitic tuff and 

 breccia ; An, andesite ; Gb, gabbro ; Pr. F, probable faults. 



