Alkaline Rocks and Carbonatites of the World

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Maria Auxiliadora

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Occurrence number: 
130-00-003
Country: 
Paraguay
Region: 
Alto Paraguay
Location: 
Longitude: -58, Latitude: -21.07

This locality consists of nepheline syenite. It is shown as two hills on the map of Milton and Eckel (1959, Plate 1), though not indicated as being alkaline; it is referred to by them as Porto Murtinho. No details known.

References: 
MILTON, C. and ECKEL, E.B. 1959. Igneous and metamorphic rocks. In Geology and mineral resources of Paraguay - a reconnaissance. Professional Paper, United States Geological Survey, 327: 12-50. J.H. Palmieri, personal communication, 1981
Scratchpads developed and conceived by (alphabetical): Ed Baker, Katherine Bouton Alice Heaton Dimitris Koureas, Laurence Livermore, Dave Roberts, Simon Rycroft, Ben Scott, Vince Smith