USGS Stable Isotope Facility Personnel

Dr. Craig Johnson – Research Geologist (group leader)


 

Craig studies ore genesis, environmental impacts of mining, the source and fate of solutes in natural waters and crustal fluids, the isotopic record of marine sulfate, and isotopic records of paleoenvironments.

 

 

 


Dr. Craig Stricker – Research Biologist

 


Cayce Gulbransen – Geologist

 


Rick Moscati – Geologist

 


Matt Emmons – Student Physical Scientist

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Front Range Isotope Group