|
USA | |
| (2005) Mineral Resources Data System (MRDS), US Geological Survey. |
- North Carolina Phosphate Mining District
| (2005) Mineral Resources Data System (MRDS), US Geological Survey. |
| (2005) Mineral Resources Data System (MRDS), US Geological Survey. |
| (2005) Mineral Resources Data System (MRDS), US Geological Survey. |
| (2005) Mineral Resources Data System (MRDS), US Geological Survey. U.S Geological Survey, Reston, Virginia |
| Baum,Gerald R.,Harris,W.Burleigh and Drez,Paul E.(1985) Origin of Dolomite in the Eocene Castle Hayne Limestone,North Carolina, Journal of Sedimentary Research,July 1985,Vol.55 No.4 p.506-517 |
| (2005) Mineral Resources Data System (MRDS), US Geological Survey. |
| (2005) Mineral Resources Data System (MRDS), US Geological Survey. |
- Charleston Mining District
| (2005) Mineral Resources Data System (MRDS), US Geological Survey. |
| (2005) Mineral Resources Data System (MRDS), US Geological Survey. |
| (2005) Mineral Resources Data System (MRDS), US Geological Survey. |