Alkaline Rocks and Carbonatites of the World

Setup during HiTech AlkCarb: an online database of alkaline rock and carbonatite occurrences

Rio Carbon

stripes

Occurrence number: 
008-00-017
Country: 
Argentina
Region: 
Santa Cruz
Location: 
Longitude: -71.92, Latitude: -48.42
Carbonatite: 
No

Essexites and essexitic gabbros are described from the Rio Carbon area, northeast of Lago San Martin. They contain orthoclase and a little analcime, and are only marginally alkaline.

References: 

QUARTINO, B. J. & LLAMBIAS, E. 1964. Synopsis on rocks with alkaline affinities in the Argentine Republic. International Geological Congress, Report of the 22nd Session, India, 16 1-12.
QUARTINO, B. J. & LLAMBIAS, E. 1964. Synopsis on rocks with alkaline affinities in the Argentine Republic. International Geological Congress, Report of the 22nd Session, India, 16 1-12.

Scratchpads developed and conceived by (alphabetical): Ed Baker, Katherine Bouton Alice Heaton Dimitris Koureas, Laurence Livermore, Dave Roberts, Simon Rycroft, Ben Scott, Vince Smith