Columbite-(Fe)-Columbite-(Mn) Series from selected localities.
USA | |
| Jarnot (1995) |
| Schooner, Richard. (1961), The Mineralogy of Connecticut. Fluorescent House, Branford, Connecticut.; Schooner, Richard. (circa 1990), Untitled manuscript on central Connecticut mineralogy. |
Schooner (1958, 1961) | |
Harold Moritz observations. | |
Ryerson (1972) | |
Cameron et al (1954) | |
| Januzzi, 1976. Mineral Localities of Connecticut and Southeastern New York State (Taylor Assoc./Mineralogical Press); USGS Prof Paper 255; Albini (1979) |
Rocks & Min.: 70:403 |
Anderson No. 1 Mica Mine, East Hampton, Middlesex County, Connecticut, USA