Scapolite from Pisco Province, Ica, Peru
Peru | |
| Singer, D.A., Berger, V.I., Moring, B.C. (2008) Porphyry copper deposits of the world: Database and grade and tonnage models, 2008. Open-File Report 2008-1155 |
| Hyrśl, Jaroslav (2012) Gemstones of Peru. Granit. |