FCGS Newsletter - April 2016

Newsletter Summary

FLC seniors presented their research to the Society. J. Girts models Silverton–San Juan caldera faults, revealing hidden structures and radial–concentric patterns tied to dome growth and collapse. C. Passehl’s OSL work suggests Durango glacial stratigraphy needs revision. S. Holden shows La Plata mineralization occurred in two pulses at ~57 Ma and ~27 Ma. J. Adams finds McElmo CO₂ reflects mixed crustal–mantle sources. In Prez Sez, President Paul Spear urges returning to basics in unconventional petrophysics and preparing for the next drilling boom. We regret the passing of Rob Blair.