@misc{indiciaef230346a47a1, title = {Beryllium}, author = {Nora K. Foley and Brian W. Jaskula and Nadine M. Piatak and Ruth F. Schulte}, year = {2017}, doi = {10.3133/pp1802e}, url = {https://pubs.usgs.gov/publication/pp1802E}, note = {Source identifier: pp1802E} }