Oligoclase from Peru
Peru | |
| Lewis, R.W. Jr. (1956) The geology and ore deposits of the Quiruvilca District, Peru. Economic Geology: 51(1): 41-63. |
| Eur. J. Mineral. , 1994, 6, pp. 145-150. |
Peru | |
| Lewis, R.W. Jr. (1956) The geology and ore deposits of the Quiruvilca District, Peru. Economic Geology: 51(1): 41-63. |
| Eur. J. Mineral. , 1994, 6, pp. 145-150. |