Arsenopyrite from selected localities.
Ecuador | |
| Collected by Alejandro Felix Gutierrez,Samuel Macias and other members of mineralogic group of Guayaquil in (2012 and 2013). |
Collected by Alejandro Felix Gutierrez,Samuel Macias and other members of mineralogic group of Guayaquil in (2012 and 2013). | |
| Alejandro Felix Gutierrez |