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Questions related from Daniel Do Valle Lemos-Santos
What does the lack of biotite in granite mean even though there are amphiboles in the modal composition? Should biotite be a petrogenetic mineral in granite magmas?
30 August 2019 5,404 3 View
Is it possible find in A-type (peralcaline) granites the Arfvedsonite post-magmatic? Which minerals are part of this reaction together with piroxene? tks
07 February 2019 734 2 View
Geochemistry in zircons. Does it change in the compressive magmatism and reflect in the zircon crystal?
12 April 2018 7,417 2 View
