|
Bolivia | |
| Woolley, A. R. (1987) Alkaline Rocks and Carbonatites of the World. Part 1: North and South America. |
| Schultz, F., et al. (2004) Contrib. Mineral. Petrol., 148, 391-408 Petrov, Alfredo (n.d.) Personal Communication. Laszlo Horvath collection |
| Petrov, Alfredo (n.d.) Personal Communication. |
| Alfredo Petrov and Jaroslav Hyrsl collections |
| Schultz (2004) |
| Woolley, A. R. (1987) Alkaline Rocks and Carbonatites of the World. Part 1: North and South America. |
|
Peru | |
| Laubacher, G. (1978) estudio geologico de la region norte del Lago Titicaca. Boletin Instituto de Geologia y Mineria, 5, series D, 1-122 |
Cerro Sapo, Ayopaya Province, Cochabamba, Bolivia