|
Costa Rica | |
| Rocks & Min.: 21:561. |
| Rocks & Min.: 21:561. |
| Rocks & Min.: 21:561. |
| Rocks & Min.: 21:561. |
| Zeledón, L. A. (2004). Zeolitas del Valle Central de Costa Rica y sus alrededores. Revista Geológica de América Central. 31: 67-80 |
| Rodríguez, A., & van Bergen, M. J. (2017). Superficial alteration mineralogy in active volcanic systems: An example of Poás volcano, Costa Rica. Journal of Volcanology and Geothermal Research, 346, 54-80. |
| www.mineralmundi.com |
| www.mineralmundi.com |
| Maresch, W. V. (1992): Composition and formation of fossil manganese nodules in Jurassic to Cretaceous radiolarites from the Nicoya Ophiolite Complex (NW Costa Rica). Mineralium Deposita 27, 153-160. Halbach, P. Gursky, H. J. Gursky, M. M. Schmidt-Effing, R. |
| Nelson, C.E. (1990): Bulk mineable epithermal precious metal deposits of the Circum-Carribean region. In: Hausen, D.M., Halbe, D.N., Petersen, E.U., Tafuri, W.J., eds., Gold ’90 – Symposium Proceedings. Society for Mining, Metallurgy, and Exploration, Littleton, Colorado, pages 149-161. www.mineralmundi.com |
| Zeledón, L.A. (2004) Zeolitas del Valle Central de Costa Rica y sus alrededores. Revista Geológica de América Central, 31: 67-80 [in Spanish]. |
| Micro Probe Volume VII Number 7 Spring 1993 |
| www.mineralmundi.com |
| Zeledón, L. A. (2004). Zeolitas del Valle Central de Costa Rica y sus alrededores. Revista Geológica de América Central. 31: 67-80 |