Schorl from selected localities.
USA | |
| Todd, Charles Burr. (1906), In Olde Connecticut. |
| Barton, William R. and Carl. E. Goldsmith. (1968), New England Beryllium Investigations. US Bureau Mines Report of Investigations 7070. |
Januzzi, Ronald E. (1994), Mineral Data Book - Western Connecticut and Environs. The Mineralogical Press, Danbury, Connecticut. | |
Yale Peabody Museum collection; Schairer, J. F. (1931), The Minerals of Connecticut. State Geological and Natural History Survey Bulletin 51. | |
Former Wilbur Elwell collection | |
| Bill Barrett Coll. |
| USGS Prof Paper 255 |
Bill Barrett Coll. |
Biermann Quarries (Bethel quarries) and tourmaline ledge, Bethel, Fairfield County, Connecticut, USA