Epidote from selected localities.
USA | |
| Galbraith, F.W. & Brennan (1959), Minerals of AZ: 81. |
| Dale, V.B. (1959), Tungsten deposits of Yuma, Maricopa, Pinal, and Graham Cos., AZ, US Bur. Mines Rept. Inv. 5516; MRDS file #10027071. |
USA | |
| Galbraith, F.W. & Brennan (1959), Minerals of AZ: 81. |
| Dale, V.B. (1959), Tungsten deposits of Yuma, Maricopa, Pinal, and Graham Cos., AZ, US Bur. Mines Rept. Inv. 5516; MRDS file #10027071. |