Troilite from Bolivia
Bolivia | |
| Meteoritical Bulletin #106 - https://www.lpi.usra.edu/meteor/metbull.php?code=65369 |
| Anthony, J. W. et al. (1997): Handbook of Mineralogy, Vol. 3, 44 |
| Mineralogy of the Tin Mines of Cerro de Llallagua, Bolivia. Proceedings of the Academy of Natural Sciences of Philadelphia, XCVI, 308-310, and figure 18. |