Fluorapophyllite-(Na) from USA
USA | |
| Barrick Gold Corporation |
| Castor, Stephen B., Ferdock, Gregory C. (2004) Minerals of Nevada. Special Publication 31. Nevada Bureau of Mines and Geology |
| John Cianciulli |
EDS by Joy Desor showed essentially no Na. Original identification by optics gave a false positive. | |
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Valley Landfill Pit, Coffin Butte, Benton County, Oregon, USA