Erik B. Melchiorre

4 Questions 19 Answers 0 Followers

Questions related from Erik B. Melchiorre

What are the organic-catalytic effects of Os-Ir Platinum-Group elements?

I am a geologist, not a biologist, but have encountered very old (Archean) rocks with anomalous organic carbon and Os-Ir platinum-group elements. Since the host rock (clay) has high surface area...

01 December 2015 3,421 4 View

Does anyone know of methane d13C AND dD data for serpentinite springs?

Anyone know of methane d13C AND dD data for serpentinite springs? In particular, I am looking for both d13C AND dD for the Cedars, Oman, and Turkey. Thanks in advance!

19 November 2015 4,857 5 View

Alpine Serpentinites: Can You Suggest a good overview article?

Can anyone suggest a good overview article on what makes Alpine Type serpentinites different from others? I know that plots of Cr# vs Mg# have different fields, but what else is different and why?...

13 October 2015 1,325 5 View

Is there an easy way to calculate what the penetration depth is for X-ray florescence in gold?

Is there an easy way to calculate what the penetration depth is for X-ray florescence in gold? This is for a 50 kev system. I am trying to determine how deep our system can "see" into natural gold...

11 July 2014 2,622 5 View