@misc{indiciae568a58b2a3c1,
  title = {Hornblendes from granitic rocks of the central Sierra Nevada batholith, California},
  author = {F. C. W. Dodge and J. J. Papike and R. E. Mays},
  year = {1968},
  doi = {10.1093/petrology/9.3.378},
  url = {https://pubs.usgs.gov/publication/70209020},
  note = {Source identifier: 70209020}
}