Mateo Andres Vega

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Questions related from Mateo Andres Vega

What does indicate the presence of tourmaline in a greenschist?

Tourmaline can be a sedimentary protolith indicator? Or could be just post-tectonic crystals, related to a hydrothermal event? Thanks for the help. Attached thin-sections photos.

12 April 2017 982 6 View

What does indicate a negative Ce anomaly in amphibolites and metabasalts samples?

Amphibolites samples were obtained from tabular intrusive bodies emplaced in a Bt-Qz gneises Unit. Metabasalts samples were obtained from a metagabroic-metavolcanic levels included in a island arc...

16 March 2017 9,629 3 View