Chlorite Group from selected localities.
USA | |
| Gilluly, J. (1937), AZ Bur. Mines Bull. 141: 68-75, 79-81; Gilluly, J. (1946), The Ajo mining district, Arizona, USGS PP 209: 95-96. |
| Romslo, T.M.& C.S. Robinson (1952), Copper Giant deposits, Pima Co., AZ, US Bur. Mines Rept. Inv. 4850: 8. |