Opal from Payún Matrú volcano, Altiplano de Payún Matrú, Agua Escondida District, Malargüe Department, Mendoza Province, Argentina
Argentina | |
| [Opal-A var. Opal-AN] Petrov, Alfredo (n.d.) Personal Communication. |
Argentina | |
| [Opal-A var. Opal-AN] Petrov, Alfredo (n.d.) Personal Communication. |