@misc{indiciae048452d00655,
  title = {Geochemical data of drill core samples of carbonatites and associated igneous rocks, Benton, Arkansas},
  author = {Marta J. Flohr and J. Michael Howard},
  year = {1994},
  doi = {10.3133/ofr94450},
  url = {https://pubs.usgs.gov/publication/ofr94450},
  note = {Source identifier: ofr94450}
}