@misc{indiciaeb9ca33e7eb32,
  title = {Maps showing interpretation, using R-mode factor analysis, of trace-element abundances in heavy-mineral concentrate samples, Delta 1° x 2° quadrangle, Utah},
  author = {David R. Zimbelman},
  year = {1994},
  doi = {10.3133/mf2081g},
  url = {https://pubs.usgs.gov/publication/mf2081G},
  note = {Source identifier: mf2081G}
}