260 



I.C.WHITE PETROLEIM FIELDS OF NORTHEASTERN MEXICO 





Top 



La Fez No. 



1 





Feet 









Feet 





300-330 



Hard. 







1.005 



Sbale. 



480 



Shale. 







1 .085 



Shale. 



535 



Sbale. 







1.120 



Sbale. 



570 



Shale. 







1.150 



Shale. 



G20 



Shale. 







1.160 



Shale, with little oil. 



645 



Shale. 







1,195 



Shale. 



705 



Shale. 







1 .200 



Hard shale. 



750 



Shale. 







1 .300 



Sbale. 



790 



Shale. 







1.385 



Struck oil. 



835 



Shale. 





1,39c 



-1,445 



Sbale and oil. 



880 



Shale. 







1,650 



Well flowing since April 



935 



Shale. 









1904. 





Top 



La 



Pes No. 



h 





Feet 









Feet 





30 



"Doby." 







750 



Sbale. 



48 



White sbale. 







705 



Red rock. 



85 



White shale. 







795 



Sbale. 



127 



Blue shale. 







820 



Sbale. 



157 



Blue shale. 







870 



Shale. 



170 



Shale. 







920 



Sbale. 



210 



Blue sbale. 







990 



Sbale. 



305 



Gray shale. 







1,070 



Sbale. 



389 



Blue shale. 







1.190 



Shale. 



400 



Brown sandy shale. 





1,250 



Shale. 



441 



Sandy shale. 







1,315 



Shale. 



456 



Red shale. 







1,360 



Blue shale. 



480 



Little showing 



rf oil. 





1,415 



Shale. 



615 



Shale. 







1,440 



Shale. 



640 



Blue shale. 







1,465 



Sbale and sand. 



662 



Shale. 







1 .500 



Sbale and sand. 



682 



Shale. 







1.540 



Sbale and sand. 



088 



Shale. 







1 .650 



Sbale Sbale up to 



700 



Shale. 







2.010 



Well flowing January 11 



745 



Red rook. 









1906. 







La Fez Xo. 



6 







L908 Feet 



Feet 



Formation 





November 20 28 to 40 



Soft Yn 



hite shale. 





21 40 ' 



95 



Soft V 



bite sbale. 





22 95 ' 



150 



White 



shale. 







23 150 ' 



4 235 



White shale. 







24 235 ' 



■ 300 



Soft brown s 



bale. 





26 300 ' 



' 360 



Soft brown sbale. 





27 300 • 



• 372 



Soft w 



hite sbale. 





29 372 ' 



' 447 



Brown 



shale. 







30 447 ' 



(525 



Brown 



shale. 





