Corundum from selected localities.
USA | |
| Van King |
| The Minerals of New York City & Its Environs, New York Mineralogical Club Bull., Vol. 3, No. 1, Manchester, J.G. (1931): 70.; The Minerals of New York City & Its Environs, New York Mineralogical Club Bull., Vol. 3, No. 1, Manchester, J.G. (1931): 72. |
| Rocks & Min.: 7:91; 8:38. |
The Minerals of New York City & Its Environs, New York Mineralogical Club Bull. Vol. 3, No. 1, Manchester, J.G. (1931): 86. | |
Rocks & Min.: 17:107. | |
Rocks & Min.: 15: 375. |