@misc{indiciae1add9680fe98,
  title = {Chemical comparison of glassy and crystalline volcanic rocks},
  author = {Peter W. Lipman},
  year = {1965},
  doi = {10.3133/b1201d},
  url = {https://pubs.usgs.gov/publication/b1201D},
  note = {Source identifier: b1201D}
}