- Clearing House Mining District
| Jambor, J.L. and Roberts, A.C. (2002) New mineral names. American Mineralogist: 87: 765-768. Roberts, A. C., Grice, J. D., Dunning, G. E., Venance, K. E. (2001) Fencooperite, Ba6Fe3+3Si8O23(CO3)2Cl3 · H2O, a new mineral species from Trumbull Peak, Mariposa County, California. The Canadian Mineralogist, 39 (4) 1059-1064 doi:10.2113/gscanmin.39.4.1059 |
El Portal Mine, El Portal, Mariposa County, California, USA