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Cerro Madre e Hija, Monumento Natural Bosques Petrificados, Deseado Department, Santa Cruz, Argentina

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Cerro Madre e Hija(Mother and daughter Hill), Deseado Department, Province of Santa Cruz. Volcano Off, located in vicinity area of Monumento Natural Bosques Petrificados.
"Madre e Hija" (405 metres above sea level), with its two characteristic peaks, is the dominant elevation over the Valley of "Laguna Grande".
Main mineralization: Zeolite Group. Heulandite-Ca., appears in venules product of hydrothermal alteration of andesites of the poor under formation, associated with Stilbite and Analcime. It was determined by morphology and DRX.
Celadonite: it appears in veins of basic volcanic rocks. Associated with stilbite and heulandite and accompanied by phillipsite, mordenite, quartz, chalcedony, Opal, and calcite. It was determined by optical and XRD.

Mineral List



11 entries listed. 8 valid minerals.

The above list contains all mineral locality references listed on mindat.org. This does not claim to be a complete list. If you know of more minerals from this site, please register so you can add to our database. This locality information is for reference purposes only. You should never attempt to visit any sites listed in mindat.org without first ensuring that you have the permission of the land and/or mineral rights holders for access and that you are aware of all safety precautions necessary.

References

G. Aliotta, M. Garrido, C. Gómez y L. Luna (1996). Estudio de zeolitas de la zona de “Madre e Hija” (Santa Cruz). 3a Reunión de Mineralogía y Metalogenia. Instituto de Recursos Minerales, UNLP. Publicación 5: 9-16.

Mineral and/or Locality  
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