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Wood Opal from
Lagartija occurrence, Sierra Cuadrada deposit, El Sombrero, Paso de Indios department, Chubut Province, Argentina

Locality type:Occurrence
Species:Opal var: Wood Opal
Formula:SiO2 · nH2O
Comments:Confirmed by Optical and Chemical Analysis in Laboratories of Comisión Nacional de Energía Atómica. Argentina.
Colour:Light Brown-Brownish
Luminescent properties:NO
Quality for species:Rock forming mineral/non-crystalline/little interest for collectors.(##)
Abundance at site:Rare
Validity:Believed Valid
References:Raúl Jorge Tauber Larry

C. T. Friz, F. Rodrigo y P.N. Stipanicic - Recursos y posibilidades Uraníferas en Argentina. Session 2.11 P/405. Comision Nacional de Energia Atomica.

Victorio Angelelli (1958) Los minerales de Uranio sus yacimientos y prospección. Departamento de Geología y Minería. Comision Nacional de Energia Atomica.

Mineral Data:Click here to view Wood Opal data
Locality Data:Click here to view Lagartija occurrence, Sierra Cuadrada deposit, El Sombrero, Paso de Indios department, Chubut Province, Argentina
Mineral and/or Locality  
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