Corundum from selected localities.
USA | |
| Rocks & Min.:60:55. |
[var: Ruby] U.S Bureau of Mines,Spatial Data Extracted from the Minerals System/Mineral Industry Location System(MAS/MILS)CD-Rom,Sep,1995 | |
[var: Ruby] U.S Bureau of Mines,Spatial Data Extacted from the Minerals System/Mineral Industry Location System(MAS/MILS)CD-Rom,Sep,1995. | |
[var: Ruby] U.S Bureau of Mines, Sep, 1995 | |
| Dana 6:1077. |
[var: Ruby] U.S Bureau of Mines, Sep, 1995 | |
[var: Ruby] U.S Bureau of Mines, Sep,1995 | |
[var: Ruby] U.S Bureau of Mines, Sep,1995 | |
[var: Ruby] U.S Bureau of Mines, Sep,1995 | |
| U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia. |
[var: Ruby] Wilson,W.F and McKenzie,B.J (1980) Mineral Collecting Sites in North Carolina : NCGS Information Circular 24 | |
[var: Ruby] Wilson,W.F and McKenzie,B.J (1980) Mineral Collecting Sites in North Carolina : NCGS Information Circular 24 |
Jacobs Ruby Mine, Cowee Valley, Macon County, North Carolina, USA