Tourmaline from Ajo Mining District, Pima County, Arizona, USA
USA | |
| Thomas, William J., Gibbs, Ronald B. (1983) Famous Mineral Localities: The New Cornelia Mine, Ajo, Arizona. The Mineralogical Record, 14 (5) 283-298 Gilluly, J. (1946), The Ajo mining district, Arizona, USGS PP 209: 94.. |
| MRDS database Dep. ID file #10027152, MRDS ID #M002287. |