@misc{indiciae8ad2b8e07c74,
  title = {Metamorphic amphiboles in the Ironwood Iron-Formation, Gogebic Iron Range, Wisconsin: Implications for potential resource development},
  author = {Carlin J. Green and Robert R. Seal, and Nadine M. Piatak and William F. Cannon and Ryan J. McAleer and Julia Nord},
  year = {2020},
  doi = {10.2138/am-2020-7211},
  url = {https://pubs.usgs.gov/publication/70223104},
  note = {Source identifier: 70223104}
}