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Paraná Department, Entre Ríos, Argentina



Detailed Mineral List:
Opal
Formula: SiO2 · nH2O
Reference: Raúl Jorge Tauber Larry (1967). Visita al arroyo Espinillo en la Provincia de Entre Ríos.
Localities: Recorded from at least 1 other locality in this region.
Photo: Opal from Arroyo Espinillo, Paraná Department, Entre Ríos, Argentina
Opal var: Wood Opal
Reference: Raúl Jorge Tauber Larry (1967). Visita al arroyo Espinillo en la Provincia de Entre Ríos.
Localities: Recorded from at least 1 other locality in this region.
Photo: Wood Opal from Arroyo Espinillo, Paraná Department, Entre Ríos, Argentina
Quartz var: Agate
Formula: SiO2
Reference: Raúl Jorge Tauber Larry (1967). Visita al arroyo Espinillo en la Provincia de Entre Ríos.
Localities: Recorded from at least 1 other locality in this region.
Photo: Agate from Arroyo Espinillo, Paraná Department, Entre Ríos, Argentina
Quartz var: Chalcedony
Reference: Raúl Jorge Tauber Larry (1967). Visita al arroyo Espinillo en la Provincia de Entre Ríos.
Localities: Recorded from at least 1 other locality in this region.
Photo: Chalcedony from Arroyo Espinillo, Paraná Department, Entre Ríos, Argentina
Quartz var: Jasper
Reference: Raúl Jorge Tauber Larry (1967). Visita al arroyo Espinillo en la Provincia de Entre Ríos.
Localities: Recorded from at least 1 other locality in this region.
Photo: Jasper from Arroyo Espinillo, Paraná Department, Entre Ríos, Argentina


5 entries listed. 1 valid mineral.
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