Columbite-(Mn) from New Hampshire, USA
USA | |
| Rocks&Min. 67:158-168 |
| Rocks & Min. 80:256 (2005) |
| P. Cristofono collection |
| Smith, Arthur E. (2005) New Hampshire mineral locality index. Rocks & Minerals, 80 (4) 242-261 doi:10.3200/rmin.80.4.242-261 Francis, C. A. (1985): Minerals of the Chandler Mine, A Zoned Lithium Rich Pegmatite (Rocks and Minerals, 60:263-264) |
| Rocks & Min. 39:355 (1964) |
Chickering Mine, Walpole, Cheshire County, New Hampshire, USA