@misc{indiciae0cb2d0931e1c,
  title = {Phosphate deposits in the Jawf-Sakakah Basin, Kingdom of Saudi Arabia, Part III, Preliminary observations on the texture and composition},
  author = {James Bachelder Cathcart},
  year = {1970},
  doi = {10.3133/ofr7060},
  url = {https://pubs.usgs.gov/publication/ofr7060},
  note = {Source identifier: ofr7060}
}