Geysson A Lages

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Questions related from Geysson A Lages

How can I simulate a eNd parameter by using whole-rock geochemical data?

I know there is a multiplier factor by using Sm (ppm) results from bulk-rock geochemical data in igneous rocks that roughly evaluate if these rocks are or not from crustal/mantle origin. Do anyone...

22 December 2017 1,360 5 View

Are there an empirical formula to roughly obtain the isotopic ratio of oxygen for gypsum minerals from whole-rock geochemical analisys such as FRX?

I have S isotopic ratios for some rock samples of calcium and magnesium sulfates but I do not have the oxygen isotopic values for all this rock samples. I would like to know if it´s possible to...

23 March 2017 8,186 4 View