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La Peña igneous complex, Mendoza, Argentina

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Latitude & Longitude (WGS84): 32° 41' 34'' South , 68° 59' 48'' West
Latitude & Longitude (decimal): -32.6927777778, -68.9966666667
 
The complex is within the Precordillera; the occupied area is 19 x 5 km2.

Petrology: clinopyroxenite cumulate, with mafic and pegmatitic gabbroic dikes; malignite, syenite, syenitic and trachitic porphyries; dikes of alkaline lamprophyres, phonolites, syenites, tephrites, and trachites; mafic breccias.

Mineral List



28 entries listed. 23 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

Pagano, D.S., Galliski, M.Á., Márquez-Zavalía, M.F., Colombo, F. (2016): Petrology and mineralogy of the La Peña igneous complex, Mendoza, Argentina: An alkaline occurrence in the Miocene magmatism of the Southern Central Andes. Journal of South American Earth Sciences: 67 (in press); http://forum.amiminerals.it/viewtopic.php?f=5&t=12553 (2016)

Mineral and/or Locality  
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