@misc{indiciae4ee9d853a0a3,
  title = {Rift-wide correlation of 1.1 Ga Midcontinent rift system basalts: Implications for multiple mantle sources during rift development},
  author = {S. W. Nicholson and S.B. Shirey and K. J. Schulz and J.C. Green},
  year = {1997},
  doi = {10.1139/e17-041},
  url = {https://pubs.usgs.gov/publication/70019906},
  note = {Source identifier: 70019906}
}