Pyrrhotite from selected localities.
USA | |
| USGS (2005), Mineral Resources Data System (MRDS): U.S. Geological Survey, Reston, Virginia, loc. file ID #10103527. |
Dunning, G.E. and Cooper, J.F. (1999) Barium silicate minerals from Trumbull Peak, Mariposa County, California. Mineralogical Record: 30(6): 411-417.; Jambor, J.L. and Roberts, A.C. (2002) New mineral names. American Mineralogist: 87: 765-768. |