@misc{indiciae2e7f2124662a,
  title = {Geochemical and mineralogical characterization of the abandoned Valzinco (lead-zinc) and Mitchell (gold) mine sites prior to reclamation, Spotsylvania County, Virginia},
  author = {Jane M. Hammarstrom and Adam N. Johnson and Robert R. Seal and Allen L. Meier and Paul L. Briggs and Nadine M. Piatak},
  year = {2006},
  doi = {10.3133/sir20065085},
  url = {https://pubs.usgs.gov/publication/sir20065085},
  note = {Source identifier: sir20065085}
}