- Central Florida Phosphate Mining District (Bone Valley)
| Marc V. Hurst (2012) Central Florida Phosphate District. Southeastern Geological Society Field Trip Guidebook No. 57. Denicourt, R., Micromounters of New England program, NE meeting program, May 1984 IMA nomenclature revision re-instated eleonorite as the ferric dominant member of the group. 2015. |
Phosphoria Mine, Noralyn/Phosphoria Mines, Central Florida Phosphate Mining District, Polk County, Florida, USA