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Tierra Colorada mine, Wanda mines, Iguazú department, Misiones, Argentina

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Latitude & Longitude (WGS84): 25° 58' 16'' South , 54° 33' 52'' West
Latitude & Longitude (decimal): -25.9711111111, -54.5644444444
 
Deposits of amethyst and agate: druses or in basalt geodes; agates are also extracted to the South. Amethyst feature twin according to law of Brazil and contain Fe, traces of Al, Li, Ca, Mg, Cr, Mn, Ti and Cu. Usually have colors lilac pale, blue and dark purple. Some fade from exposure to sunlight. They have pyramidal ends. The geodes are usually awarded by celadonite green outside. The agates have variable microporosity and banded.

Mineral List



3 entries listed. 3 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

Brodtkorb, A. (1999). Yacimientos de amatistas y ágatas ornamentales de Misiones. En: Recursos Minerales de la República Argentina (Ed. E.O. Zappettini), Instituto de Geología y Recursos Minerales SEGEMAR, Anales 35: 937-939.

 
Mineral and/or Locality  
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