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La Negra deposit, Cerro Pichao, Tafí del Valle Department, Tucumán, Argentina

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Pegmatite exploded by Mica and mentioned the presence of gemological as Beryl (variety aquamarine), tourmaline and Garnet minerals.
According to data of producers in 1998 it produced 400 grams of beryl variety aquamarine of gemological quality and garnet on one ton of pegmatite material.

Mineral List

9 entries listed. 4 valid minerals.

The above list contains all mineral locality references listed on 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 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.


Galliski, M.A. (1999) Distrito pegmatítico Punilla. In E.O. Zappettini, Ed., Recursos Minerales de la república Argentina. Instituto de Geología y recursos Minerales, SEGEMAr, Anales, 35, 547–550.

Padrón de Minas de la Provincia de Tucumán (1997).

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