Below is the uncorrected machine-read text of this chapter, intended to provide our own search engines and external engines with highly rich, chapter-representative searchable text of each book. Because it is UNCORRECTED material, please consider the following text as a useful but insufficient proxy for the authoritative book pages.
Appendix D Valzinco Samples from Puddle TABLE D-1â Metal Concentrations and pH in Water Samples Collected in Stagnant Puddles on Top of Tailings Piles at the Valzinco Mine (Spotsylvania County) Comments Al As Cd Cu Pb Sb Se Tl Zn Sample (sample name) pH (mg/L) (mg/L) (mg/L) (mg/L) (mg/L) (mg/L) (mg/L) (mg/L) (mg/L) Valzinco filtered Collected from 1.1 1038.40 <0.02 3 59 2.1 0.01 <0.04 <0.005 2,300 water at mine a small puddle on the tailings (VLZN-10-2 FA) Valzinco unfiltered Collected from 1.1 1090.32 0.28 3.1 62 1.5 0.01 0.07 <0.005 2,400 water at mine a small puddle on the tailings (VLZN-10-2 RA) NOTE: Valzinco data samples are described as âan anomalous geochemical setting.â SOURCES: Data are from Seal and Hammarstrom (2002) and Seal et al. (2002). 203
