53 



0.07 

 0.06- 

 0.05 

 g 0.04 

 8 0.03- 

 0.02- 

 0.01 

 



0.5 



MQR Con Data Region 

 (below) 



1 1.5 



Zn/Cu 



Z5 



A. Black Rock * New Haven 

 ° Mill River ■ Quinnipiac 



B 



y aoi6- 



■CJuinrepnc flVof" FiaU 





-to mH mnntMxkigUn* 



IMRtafFMd 



1.2 1.4 1.6 li 2 22 24 26 



Zti/Cu 



a MQR2 A. MQR3 * MQR5 ■ MQR6 



Figure 4-7. Zinc and Cd concentrations normalized to Cu for (A) MQR source areas and 

 (B) MQR core samples. Dashed line separates Mill and Quinnipiac River 

 fields, and follows the range of New Haven samples. MQR samples are 

 clustered along this New Haven axis. 



Sediment Core Chemistry Data Summary from the MQR Mound, August and December 1991 



