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Quartz from

Costa Rica
  • Alajuela Province
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.
    • San Ramon Mountains
      • Monte Aguacate
Rocks & Min.: 21:561.
Rocks & Min.: 21:561.
  • Guanacaste Province
Halbach, P.; Gursky, H. J.; Gursky, M. M.; Schmidt-Effing, R.; 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.
  • Puntarenas Province
www.mineralmundi.com; 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.
  • San José Province
Tschernich, R. (1992): Zeolites of the World, p.255,282,342,458
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
Mineral and/or Locality  
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