Marcasite from Grafton County, New Hampshire, USA
USA | |
| |
| Smith, Arthur E. (2005) New Hampshire mineral locality index. Rocks & Minerals, 80 (4) 242-261 doi:10.3200/rmin.80.4.242-261 |
| Whitmore, Robert W., Lawrence, Robert C. Jr. (2004) The Pegmatite Mines known as Palermo. Friends of Palermo Mines, North Groton, NH. |
|