Bornite from Litchfield County, Connecticut, USA
USA | |
| Moritz, Harold (n.d.) Personal Communication. |
| Januzzi, Ron E., Seaman, David M. (1976) Mineral Localities of Connecticut and Southeastern New York State and Pegmatite Minerals of the World. The Mineralogical Press, Danbury, Connecticut, USA. |
| Field observations |
South Main Street construction site, Torrington, Litchfield County, Connecticut, USA